Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift into April is marked by a rise in the average high-temperature, moving from March's icy 42.1°F (5.6°C) to a refreshing 55.4°F (13°C). Riverton, during April, witnesses an average low-temperature of 37.9°F (3.3°C).Humidity
April is the least humid month, with an average relative humidity of 73%.Rainfall
In Riverton, in April, it is raining for 14 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 134.4 rainfall days, and 15.67" (398mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.8 snowfall days, in April, Riverton aggregates 0.59" (15mm) of snow. In Riverton, Connecticut, during the entire year, snow falls for 33.4 days and aggregates up to 7.32" (186mm) of snow.Daylight
In April, the average length of the day is 13h and 23min.On the first day of April, sunrise is at 6:33 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:50 pm EDT.
Sunshine
In Riverton, the average sunshine in April is 7.8h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 3 in April transforms into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index reading in April in Riverton?
Average temperature in April
Riverton, CT
- Average high temperature in April: 55.4°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in April
Riverton, CT
- Average pressure in April: 29.97"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 in April
Riverton, CT
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in April
Riverton, CT
- Average humidity in April: 73%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).
Average rainfall in April
Riverton, CT
- Average rainfall in April: 1.3"
The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in April
Riverton, CT
- Average rainfall days in April: 14 days
The months with the highest number of rainy days are May and July (15.3 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in April
Riverton, CT
- Average snowfall in April: 0.59"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Riverton, CT
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Riverton, CT
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in April
Riverton, CT
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is January (19.4 days).
The months with the least sunshine days are April and May (13.1 days).
Average UV index in April
Riverton, CT
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Riverton, CT
- Average cloud cover in April: 49
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in April
Riverton, CT
- Average visibility in April: 6mi
The months with the highest visibility are January, April, November and December (6mi).
The months with the lowest visibility are February, March, May, June, July, August, September and October (5mi).
Riverton, Connecticut, USA
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