April weather forecastBelleville, NY
April
Weather in April
April in Belleville, New York, is a cool spring month, with an average temperature ranging between min 35.8°F (2.1°C) and max 50.5°F (10.3°C).Temperature
As April arrives, a rise in the average high-temperature is observed, moving from an icy 37°F (2.8°C) in March to a cool 50.5°F (10.3°C). An average low-temperature of 35.8°F (2.1°C) marks the month of April.Humidity
The months with the lowest humidity are April and September, with an average relative humidity of 77%.Rainfall
In April, the rain falls for 15.3 days. Throughout April, 2.87" (73mm) of precipitation is accumulated. In Belleville, during the entire year, the rain falls for 158.6 days and collects up to 30.39" (772mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Belleville, in April, during 5.3 snowfall days, 1.3" (33mm) of snow is typically accumulated. Throughout the year, there are 81.1 snowfall days, and 36.61" (930mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 28min.On the first day of the month, sunrise is at 6:44 am and sunset at 7:31 pm. On the last day of April, sunrise is at 5:56 am and sunset at 8:06 pm EDT.
Sunshine
In Belleville, the average sunshine in April is 7.3h.UV index
In Belleville, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 3 in April leads to these guidelines:
Guard yourself - Avoiding sunburn is suggested. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Belleville, NY
- Average high temperature in April: 50.5°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in April: 35.8°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in April
Belleville, NY
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Belleville, NY
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in April
Belleville, NY
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and September (77%).
Average rainfall in April
Belleville, NY
- Average rainfall in April: 2.87"
The wettest month (with the highest rainfall) is October (3.23").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in April
Belleville, NY
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is October (17.4 days).
The months with the least rainy days are January and February (7 days).
Average snowfall in April
Belleville, NY
- Average snowfall in April: 1.3"
The month with the highest snowfall is December (9.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Belleville, NY
- Average snowfall days in April: 5.3 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Belleville, NY
- Average daylight in April: 13h and 30min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in April
Belleville, NY
- Average sunshine days in April: 10.3 days
The month with the most sunshine days is September (15 days).
The months with the least sunshine days are January and February (7.3 days).
Average UV index in April
Belleville, NY
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Belleville, NY
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in April
Belleville, NY
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





