Expand
Contents
- The climate of Riverside
- The Best Time to Visit Riverside
- The Worst Time to Visit Riverside
- Spring Weather in Riverside
- Summer Weather in Riverside
- Autumn Weather in Riverside
- Winter Weather in Riverside
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Riverside
Riverside in Connecticut, USA, is characterized by a Humid subtropical climate, bearing no dry season, in line with the Köppen climate classification of Cfa. Within this geographical position, commingles a unique blend of weather phenomena inviting moderate rainfall, varying humidity, and diverse temperature readings.
The influence of this Cfa climate is evident in the consistent yearly patterns of unique weather phenomena. From January to December, temperatures exhibit a fluctuating pattern, with the highs moving from 36°F (2.2°C) to 81.9°F (27.7°C), and the lows ranging from 26.2°F (-3.2°C) to 69.3°F (20.7°C). Meanwhile, relative humidity follows a mildly oscillating pattern, staying within 71% to 75% range throughout the year.
Rainfall in Riverside sprawls across the year without one distinct dry month. Rainfall values consistently move between 2.44" (62mm) and 4.13" (105mm). Where January receives a modest 2.44" (62mm) of rainfall, July tops the chart with the highest rainfall of 4.13" (105mm). Simultaneously, the number of rainfall days ranges from 8.6 to 17.8 days each month, indicating a fairly moderate and consistent rain pattern throughout the year.
Riverside welcomes snowfall exclusively during the winter season, with January receiving the greatest snowfall of 2.6" (66mm). But as the winter fades, snowfall drastically diminishes by April, evident in the trivial 0.08" (2mm).
The influence of this Cfa climate is evident in the consistent yearly patterns of unique weather phenomena. From January to December, temperatures exhibit a fluctuating pattern, with the highs moving from 36°F (2.2°C) to 81.9°F (27.7°C), and the lows ranging from 26.2°F (-3.2°C) to 69.3°F (20.7°C). Meanwhile, relative humidity follows a mildly oscillating pattern, staying within 71% to 75% range throughout the year.
Rainfall in Riverside sprawls across the year without one distinct dry month. Rainfall values consistently move between 2.44" (62mm) and 4.13" (105mm). Where January receives a modest 2.44" (62mm) of rainfall, July tops the chart with the highest rainfall of 4.13" (105mm). Simultaneously, the number of rainfall days ranges from 8.6 to 17.8 days each month, indicating a fairly moderate and consistent rain pattern throughout the year.
Riverside welcomes snowfall exclusively during the winter season, with January receiving the greatest snowfall of 2.6" (66mm). But as the winter fades, snowfall drastically diminishes by April, evident in the trivial 0.08" (2mm).
The Best Time to Visit Riverside
With moderate temperatures, reasonable humidity levels, tolerable sunshine duration, and minimum snowfall, May to September figures prominently on the visitor's calendar. The temperature scale during this period hums a comfortable harmony between 55.4°F (13°C) and 81.9°F (27.7°C), allowing tourists to fully experience the city's attractions without getting marred by extreme weather constraints.
The Worst Time to Visit Riverside
December through February make up the coldest months and also witness the maximum amount of snowfall. Thereby discouraging tourists with its chilly weather, and reduced daylight hours. During this period, temperature highs remain below 45°F (7.2°C), and the lows drop to around freezing, 26.2°F (-3.2°C) to 33.4°F (0.8°C).
Spring Weather in Riverside
Spring in Riverside strikes a delicate balance between the chilly remnants of winter and the warm onset of summer. March through May marks a rapid rise in temperatures from 36°F (2.2°C) to 65.8°F (18.8°C), paired with a descent in snowfall days from 4.6 to zero. Evidently, riverside prepares itself to dress in the pleasantness of spring.
Summer Weather in Riverside
Cloud cover in Riverside reduces notably during summer. As temperature highs peak at 81.9°F (27.7°C) in July and simultaneously, temperature lows do not drop below 69.3°F (20.7°C), thereby ensuring warm and pleasant summer days. Remember, summer weather is complimented by longer daylight hours, peaking at 15.1 hours in June.
Autumn Weather in Riverside
Autumn in Riverside witnesses cooling temperature patterns from September to November. High temperatures shift from a peak of 73.2°F (22.9°C) to a moderate 41.9°F (5.5°C). Simultaneously, the lows range from 61.7°F (16.5°C) to 33.4°F (0.8°C). This transition is accompanied by relatively consistent humidity levels and fair rainfall, making it a preferred season for many.
Winter Weather in Riverside
Winter months in Riverside recognize a notable increment in cloud cover, and a corresponding drop in sunshine duration and overall temperatures. From December to February, temperatures fall to a chilling low of 26.2°F (-3.2°C), while the high temperature barely exceeds 45°F (7.2°C). Alongside, these months celebrate snowfall, with January contributing the most, 2.6" (66mm).
Weather in January
Kicking off the year, the weather in Riverside, Connecticut unfolds a wintry landscape, marked by temperatures dipping into the lower range of the thermometer. The period undergoes a cold spell with snowfall occurrences resulting in a blanket of snow across the region. Weather in January »
Weather in February
When we move from January to February, there is a slight upward shift in temperatures. Snowfall continues to occur although less frequently, encouraging a picturesque spectacle ideal for outdoor winter activities. Experiencing the tail-end of the winter season, February's weather can be unpredictable with occasional highs causing slight thaws. Weather in February »
Weather in March
March brings relief from Riverside's harsh winter as temperatures show noticeable signs of warming up. The weather transitions from snowy landscapes to more rain-soaked scenarios. With increasing daylight hours, the city begins to bloom hinting at the oncoming spring season. Weather in March »
Weather in April
The weather in April truly ushers in the spring season in Riverside, as frost-tipped mornings give way to warmer afternoons. Amidst a display of blossoming flowers, residents prepare for increased rainfall. April signifies the transition phase from the freezing seashores to more temperate waters, promising the upcoming warm season. Weather in April »
Weather in May
Riverside's weather in May is characterized by a noticeable increase in temperatures, hinting at the dawn of the summer season. With prolonged daylight hours, the city starts radiating in the warmth of the sun, easing the chilly ambience predominant so far. Weather in May »
Weather in June
By the time June sets in, summer has announces its arrival in Riverside earnestly. The rising temperatures and increased daylight compliment Riverside's vibrant summer culture. It is the perfect time for beachside activities, while the cool winds blowing provide a refreshing respite from the heat. Weather in June »
Weather in July
The hottest weather seizes Riverside in July with temperatures soaring. Taking advantage of the long, sunny days, locals seize each day for outdoor activities while still witnessing characteristic summer rains. The winds, although at their minimal strength, could gust at times, offering slight relief from the heat. Weather in July »
Weather in August
August in Riverside continues the prevalent summer season, but temperatures start to show a decline. The weather remains mostly dry, with sporadic rainfall events. Increased sunlight facilitates a myriad of outdoor pursuits, while a comfortable sea temperature invites beach lovers. Weather in August »
Weather in September
September in Riverside marks the beginning of the fall season, where temperatures significantly decline from the summer highs. The days still retain the warmth of the summer sun, while nights usher in a cooler climate. An increase in wind speeds contributes to the crisp, fresh autumnal air. Weather in September »
Weather in October
October sees a further dip in temperatures, clearly exiting from the warm season into the embrace of fall. The weather exhibits an assortment ranging from clear, sunny days to occasional rainy spells. Shorter daytime and longer nights contribute to the coolness of the weather, accompanied by a steady wind movement. Weather in October »
Weather in November
Riverside, in November, dips into the early winters, with temperatures plummeting further. The first frost of the season can be spotted, marking an important transition in the weather. The shorter, darker days giving the cool winds a prominent role in serving dapper cooled air. Weather in November »
Weather in December
December introduces Riverside to the full-blown winter with temperatures dropping noticeably. Snow starts to fall again, covering Riverside in a beautiful sheet of white snowflakes. The crisp winter winds couple with shorter daylight hours, setting a quintessential winter’s day scene. Weather in December »
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
With average high temperatures of 36°F (2.2°C) and lows of 26.2°F (-3.2°C), January is the coldest month.
What is the driest month?
The month with the least rainfall in Riverside is January, when the rain falls for 8.6 days and typically collects 2.44" (62mm) of precipitation.
How much does it rain?
In Riverside, during the entire year, the rain falls for 166.6 days and collects up to 38.07" (967mm) of precipitation.
When does it snow in Riverside?
Months with snowfall are January through April, November and December.
How much does it snow?
In Riverside, during the entire year, snow falls for 24.8 days and aggregates up to 9.33" (237mm) of snow.
What are the months with the lowest UV index in Riverside?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the most humid month?
The months with the highest humidity are February, May, June and December, with an average relative humidity of 75%.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 7.3 days and typically aggregates up to 2.6" (66mm) of snow.
When is the ocean coldest?
The month with the coldest seawater is February, with an average ocean temperature of 39.4°F (4.1°C).
What are the months with the least sunshine?
February and December, with an average of 4.7h of sunshine, are months with the least sunshine.
When is Daylight Saving Time (DST) in Riverside?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
When it does not snow?
May through October are months without snowfall.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
When is the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What is the warmest month?
With average high temperatures of 81.9°F (27.7°C) and lows of 69.3°F (20.7°C), July is the warmest month in Riverside.
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 17.8 days and accumulates 4.13" (105mm) of precipitation.
What month has the most sunshine in Riverside?
July has the most sunshine of the year, with an average of 10.5h of sunshine.
What is the least humid month?
The least humid month is August, with an average relative humidity of 71%.
When is the ocean warmest?
The month with the warmest seawater is August, with an average ocean temperature of 73°F (22.8°C).
What is the month with the shortest days?
With an average of 9h and 18min of daylight, December has the shortest days of the year.
Average temperature
Riverside, CT
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (36°F).
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure
Riverside, CT
- Average pressure in January:
30.05"Hg - Average pressure in February:
30.03"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Riverside, CT
- Average wind speed in January:
10.1mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.1mph - Average wind speed in May:
7.6mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.7mph - Average wind speed in September:
7.6mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.5mph - Average wind speed in December:
9.8mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity
Riverside, CT
The months with the highest relative humidity are February, May, June and December (75%).
The month with the lowest relative humidity is August (71%).
Average rainfall
Riverside, CT
- Average rainfall in January:
2.44" - Average rainfall in February:
2.48" - Average rainfall in March:
2.95" - Average rainfall in April:
3.15" - Average rainfall in May:
3.11" - Average rainfall in June:
3.27"
- Average rainfall in July:
4.13" - Average rainfall in August:
3.46" - Average rainfall in September:
2.68" - Average rainfall in October:
3.46" - Average rainfall in November:
2.83" - Average rainfall in December:
4.09"
The wettest month (with the highest rainfall) is July (4.13").
The driest month (with the least rainfall) is January (2.44").
Average rainfall days
Riverside, CT
- Average rainfall days in January:
8.6 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
13.2 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
16.9 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
13.7 days - Average rainfall days in November:
10.3 days - Average rainfall days in December:
12.4 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (8.6 days).
Average snowfall
Riverside, CT
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Riverside, CT
- Average snowfall days in January:
7.1 days - Average snowfall days in February:
7.3 days - Average snowfall days in March:
4.6 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
4.4 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature
Riverside, CT
The best month for swimming (with the highest average sea temperature) is August (73.1°F).
The coldest month (with the lowest average sea temperature) is February (39.5°F).
Average daylight / Average sunshine
Riverside, CT
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days
Riverside, CT
- Average sunshine days in January:
17.1 days - Average sunshine days in February:
13.1 days - Average sunshine days in March:
13.6 days - Average sunshine days in April:
12.2 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
12 days - Average sunshine days in September:
14.8 days - Average sunshine days in October:
15.2 days - Average sunshine days in November:
17.9 days - Average sunshine days in December:
14.8 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (11.1 days).
Average UV index
Riverside, CT
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Riverside, CT
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility
Riverside, CT
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Riverside, Connecticut, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location