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Contents
- 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 daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is an icy winter month in Riverview, Delaware, with an average temperature fluctuating between 40.3°F (4.6°C) and 28.8°F (-1.8°C). In Riverview, the lowest temperatures are generally noted in January, averaging a high of 40.3°F (4.6°C) and a low of 28.8°F (-1.8°C). Weather in January »
Weather in February
February, the last month of the winter in Riverview, is a chilly month, with an average temperature fluctuating between 43.9°F (6.6°C) and 31.5°F (-0.3°C). The transition into February marks the average high-temperature at a chilly 43.9°F (6.6°C), differing minimally from January's 40.3°F (4.6°C). Weather in February »
Weather in March
March, the first month of the spring in Riverview, is a cool month, with temperature in the range of an average low of 37.4°F (3°C) and an average high of 50.5°F (10.3°C). Riverview's weather in March presents a minor rise in the average high-temperature, moving from a frosty 43.9°F (6.6°C) in February to a cool 50.5°F (10.3°C). Weather in March »
Weather in April
April in Riverview, Delaware, is a refreshing spring month, with temperature in the range of an average high of 61.5°F (16.4°C) and an average low of 47.1°F (8.4°C). As April sets, the average high-temperature shows an increase, moving up from a fresh 50.5°F (10.3°C) in March to a refreshing 61.5°F (16.4°C). Weather in April »
Weather in May
May, the last month of the spring in Riverview, is a pleasant month, with temperature in the range of an average high of 70.9°F (21.6°C) and an average low of 56.7°F (13.7°C). May indicates a change in the average high-temperature, moving up from an enjoyable 61.5°F (16.4°C) in April to a pleasant 70.9°F (21.6°C). Weather in May »
Weather in June
June, the first month of the summer in Riverview, is a moderately hot month, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 79.3°F (26.3°C). The onset of June introduces a subtle rise in the average high-temperature, nudging from an agreeable 70.9°F (21.6°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, like June, in Riverview, Delaware, is a moderately hot summer month, with an average temperature ranging between max 84.2°F (29°C) and min 69.8°F (21°C). The month of July, characterized by an average high of 84.2°F (29°C) and a low of 69.8°F (21°C), is recognized as the warmest. For most parts of July, the heat index is evaluated at a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Riverview, is also a moderately hot month, with an average temperature fluctuating between 82.2°F (27.9°C) and 68.2°F (20.1°C). Riverview transitions into August recording an average high-temperature of a still warm 82.2°F (27.9°C), closely aligning with the preceding month's temperature. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Riverview, Delaware, with an average temperature fluctuating between 76.5°F (24.7°C) and 63.1°F (17.3°C). The start of September signals a gentle decrease in the average high-temperature, transitioning from 82.2°F (27.9°C) in August to a still moderately hot 76.5°F (24.7°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Riverview, Delaware, with an average temperature varying between 53.6°F (12°C) and 65.8°F (18.8°C). The start of October signals a decrease in the average high-temperature, transitioning from a warm 76.5°F (24.7°C) in September to a comfortable 65.8°F (18.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Riverview, is also a fresh month, with temperature in the range of an average low of 42.3°F (5.7°C) and an average high of 54.5°F (12.5°C). As October transitions to November, the average high-temperature falls from a comfortable 65.8°F (18.8°C) to a fresh 54.5°F (12.5°C). Weather in November »
Weather in December
December, the first month of the winter in Riverview, is also a frosty month, with an average temperature ranging between max 46.4°F (8°C) and min 36°F (2.2°C). December is marked by a subtle drop in average high-temperatures, transitioning from a fresh 54.5°F (12.5°C) in November to a chilly 46.4°F (8°C). Weather in December »
Updated: Jul 28, 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 is the coldest month?
January is the coldest month, exhibiting average temperatures of 40.3°F (4.6°C) at the peak and 28.8°F (-1.8°C) at the base.
What are the least humid months?
The months with the lowest humidity are January, March, April and November, with an average relative humidity of 74%.
What is the driest month?
The month with the least rainfall in Riverview is January, when the rain falls for 9.5 days and typically collects 2.13" (54mm) of precipitation.
How much does it rain?
In Riverview, during the entire year, the rain falls for 167.5 days and collects up to 35.35" (898mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 4.3 days and accumulates 1.93" (49mm) of snow.
How many days does it snow?
Throughout the year, there are 12.5 snowfall days, and 5.94" (151mm) of snow is accumulated.
When is the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
What is the month with the least sunshine?
February has the least sunshine of the year, with an average of 4.9h of sunshine.
When is Daylight Saving Time (DST)?
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.
What are the most humid months?
May, August and September, with an average relative humidity of 79%, are most humid months.
When it does not snow?
In Riverview, snow does not fall in May through October.
What are the months with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What month is the hottest?
July, noted for its average high-temperature of 84.2°F (29°C) and an average low-temperature of 69.8°F (21°C), is considered the warmest month.
What month has the most sunshine?
July has the most sunshine of the year in Riverview, with an average of 10.6h of sunshine.
What is the wettest month?
August is the month with the most rainfall. Rain falls for 16.9 days and accumulates 3.9" (99mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
Riverview, DE
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (40.3°F).
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure
Riverview, DE
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Riverview, DE
- Average wind speed in January:
9.9mph - Average wind speed in February:
10.1mph - Average wind speed in March:
9.9mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.3mph - Average wind speed in October:
8.6mph - Average wind speed in November:
9mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity
Riverview, DE
The months with the highest relative humidity are May, August and September (79%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall
Riverview, DE
- Average rainfall in January:
2.13" - Average rainfall in February:
2.6" - Average rainfall in March:
2.87" - Average rainfall in April:
2.48" - Average rainfall in May:
3.11" - Average rainfall in June:
3.43"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days
Riverview, DE
- Average rainfall days in January:
9.5 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
14.6 days - Average rainfall days in April:
15.1 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
18.8 days - Average rainfall days in August:
16.9 days - Average rainfall days in September:
13.6 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
9 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9 days).
Average snowfall
Riverview, DE
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Riverview, DE
- Average snowfall days in January:
4.3 days - Average snowfall days in February:
3.4 days - Average snowfall days in March:
2.4 days - Average snowfall days in April:
0.1 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:
0.2 days - Average snowfall days in December:
2.1 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Riverview, DE
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days
Riverview, DE
- Average sunshine days in January:
17.7 days - Average sunshine days in February:
13.7 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
13.1 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
9.7 days - Average sunshine days in August:
12 days - Average sunshine days in September:
13.9 days - Average sunshine days in October:
16.1 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (9.7 days).
Average UV index
Riverview, DE
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Riverview, DE
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Riverview, DE
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).
Riverview, Delaware, USA
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