April weather forecastWest Cornwall, CT
April
Weather in April
April is a fresh spring month in West Cornwall, Connecticut, with an average temperature ranging between max 55.2°F (12.9°C) and min 37.6°F (3.1°C).Temperature
April indicates a change in the average high-temperature, moving up from a wintry 42.3°F (5.7°C) in March to a cool 55.2°F (12.9°C). During April nights, West Cornwall records an average temperature of 37.6°F (3.1°C).Humidity
The least humid month in West Cornwall is April, with an average relative humidity of 74%.Rainfall
In April, the rain falls for 15.3 days. Throughout April, 2.95" (75mm) of precipitation is accumulated. Throughout the year, in West Cornwall, Connecticut, there are 160.5 rainfall days, and 33.86" (860mm) of precipitation is accumulated.Snowfall
Months with snowfall in West Cornwall are January through May, October through December. In West Cornwall, during April, snow falls for 1.4 days and regularly aggregates up to 0.87" (22mm) of snow. Throughout the year, in West Cornwall, there are 40.2 snowfall days, and 20.39" (518mm) of snow is accumulated.Daylight
The average length of the day in April in West Cornwall is 13h and 23min.On the first day of April, sunrise is at 6:34 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 7:51 pm EDT.
Sunshine
In West Cornwall, the average sunshine in April is 8h.UV index
In West Cornwall, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
West Cornwall, CT
- Average high temperature in April: 55.2°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in April: 37.6°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 (18.9°F).
Average pressure in April
West Cornwall, CT
- Average pressure in April: 29.98"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
West Cornwall, CT
- Average wind speed in April: 7.6mph
The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in April
West Cornwall, CT
- Average humidity in April: 74%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (74%).
Average rainfall in April
West Cornwall, CT
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is July (3.54").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in April
West Cornwall, CT
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in April
West Cornwall, CT
- Average snowfall in April: 0.87"
The month with the highest snowfall is February (5.16").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
West Cornwall, CT
- Average snowfall days in April: 1.4 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
West Cornwall, CT
- Average daylight in April: 13h and 24min
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: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in April
West Cornwall, CT
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in April
West Cornwall, 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
West Cornwall, CT
- Average cloud cover in April: 48
The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in April
West Cornwall, CT
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





