April weather forecastUpper Lisle, NY
April
Weather in April
April is a cool spring month in Upper Lisle, New York, with an average temperature ranging between min 34.7°F (1.5°C) and max 52.3°F (11.3°C).Temperature
Upper Lisle's transition into April is marked by a temperature shift, moving from an icy 39.4°F (4.1°C) in March to a cool 52.3°F (11.3°C). The average nighttime temperature lowers to a cold 34.7°F (1.5°C) throughout April.Humidity
April through July, with an average relative humidity of 80%, are the least humid months.Rainfall
In April, in Upper Lisle, the rain falls for 17.7 days. Throughout April, 3.07" (78mm) of precipitation is accumulated. In Upper Lisle, during the entire year, the rain falls for 175.2 days and collects up to 33.15" (842mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Upper Lisle, in April, snow falls for 5.7 days, with typically accumulated 3.54" (90mm) of snow. Throughout the year, there are 84.3 snowfall days, and 40.28" (1023mm) of snow is accumulated.Daylight
In Upper Lisle, the average length of the day in April is 13h and 24min.On the first day of April, sunrise is at 6:44 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:02 pm EDT.
Sunshine
The average sunshine in April is 6.7h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 3 during April translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. 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
Upper Lisle, NY
- Average high temperature in April: 52.3°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in April: 34.7°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in April
Upper Lisle, NY
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Upper Lisle, NY
- Average wind speed in April: 8.9mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in April
Upper Lisle, NY
- Average humidity in April: 80%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May, June and July (80%).
Average rainfall in April
Upper Lisle, NY
- Average rainfall in April: 3.07"
The wettest month (with the highest rainfall) is August (3.27").
The driest months (with the least rainfall) are January and September (2.36").
Average rainfall days in April
Upper Lisle, NY
- Average rainfall days in April: 17.7 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in April
Upper Lisle, NY
- Average snowfall in April: 3.54"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Upper Lisle, NY
- Average snowfall days in April: 5.7 days
The month with the highest number of snowfall days is January (19.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Upper Lisle, NY
- 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 6min).
- Average sunshine in April: 6h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in April
Upper Lisle, NY
- Average sunshine days in April: 8.1 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in April
Upper Lisle, NY
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in April
Upper Lisle, NY
- Average cloud cover in April: 56
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in April
Upper Lisle, NY
- Average visibility in April: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).





