April weather forecastChester, CT
April
Weather in April
April in Chester, Connecticut, is a fresh spring month, with an average temperature varying between 54.3°F (12.4°C) and 41.7°F (5.4°C).Temperature
An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a frosty 43.7°F (6.5°C) to a cool 54.3°F (12.4°C). Chester records an average low of 41.7°F (5.4°C) throughout the nights in April.Humidity
With an average relative humidity of 73%, April is the least humid month in Chester, Connecticut.Rainfall
In April, the rain falls for 15.2 days. Throughout April, 3.23" (82mm) of precipitation is accumulated. In Chester, during the entire year, the rain falls for 166.2 days and collects up to 34.8" (884mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Chester, Connecticut, in April, snow falls for 0.7 days, with typically accumulated 0.08" (2mm) of snow. In Chester, during the entire year, snow falls for 24.2 days and aggregates up to 9.53" (242mm) of snow.Daylight
In April, the average length of the day is 13h and 21min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:47 am and sunset at 7:46 pm EDT.
Sunshine
In Chester, the average sunshine in April is 8.4h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, the maximum UV index of 3 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Chester, CT
- Average high temperature in April: 54.3°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in April: 41.7°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in April
Chester, CT
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Chester, CT
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in April
Chester, CT
- Average humidity in April: 73%
The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is April (73%).
Average rainfall in April
Chester, CT
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in April
Chester, CT
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9 days).
Average snowfall in April
Chester, CT
- Average snowfall in April: 0.08"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Chester, CT
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Chester, CT
- Average daylight in April: 13h and 24min
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 12min).
- Average sunshine in April: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in April
Chester, CT
- Average sunshine days in April: 12.7 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in April
Chester, CT
- Average UV index in April: 3
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 in April
Chester, CT
- Average cloud cover in April: 44
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Chester, CT
- Average visibility in April: 6mi
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).





