April weather forecastSewell, NJ
April
Weather in April
April is an enjoyable spring month in Sewell, New Jersey, with an average temperature fluctuating between 61.7°F (16.5°C) and 45.5°F (7.5°C).Temperature
April comes with an increase, with the average high-temperature moving from a chilly 49.8°F (9.9°C) in March to an enjoyable 61.7°F (16.5°C). During April, Sewell records an average temperature of 45.5°F (7.5°C) at night.Humidity
The least humid month is April, with an average relative humidity of 71%.Rainfall
In Sewell, in April, during 10.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Sewell, New Jersey, during the entire year, the rain falls for 113.4 days and collects up to 9.25" (235mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.2 snowfall days, in April, Sewell aggregates 0.04" (1mm) of snow. Throughout the year, there are 10.9 snowfall days, and 1.65" (42mm) of snow is accumulated.Daylight
In Sewell, the average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:25 pm. On the last day of April, sunrise is at 6:01 am and sunset at 7:54 pm EDT.
Sunshine
The average sunshine in April is 8.6h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 4 in April translates into the following instructions:
Take precautions - Protection against sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Consider this! The reflection from snow can almost 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
Sewell, NJ
- Average high temperature in April: 61.7°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in April: 45.5°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in April
Sewell, NJ
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Sewell, NJ
- Average wind speed in April: 8.6mph
The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in April
Sewell, NJ
- Average humidity in April: 71%
The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in April
Sewell, NJ
- Average rainfall in April: 0.79"
The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in April
Sewell, NJ
- Average rainfall days in April: 10.8 days
The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.3 days).
Average snowfall in April
Sewell, NJ
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Sewell, NJ
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Sewell, NJ
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in April
Sewell, NJ
- Average sunshine days in April: 17.4 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.7 days).
Average UV index in April
Sewell, NJ
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Sewell, NJ
- Average cloud cover in April: 42
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in April
Sewell, NJ
- 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).





