April weather forecastDelmont, NJ
April
Weather in April
April in Delmont, New Jersey, is a moderate spring month, with temperature in the range of an average low of 48°F (8.9°C) and an average high of 56.8°F (13.8°C).Temperature
April witnesses an increase in the average high-temperature, moving from a chilly 47.3°F (8.5°C) in March to a moderate 56.8°F (13.8°C). In April, Delmont's nights cool slightly to a consistent average temperature of 48°F (8.9°C).Humidity
In Delmont, the average relative humidity in April is 75%.Rainfall
In April, the rain falls for 11.2 days. Throughout April, 0.91" (23mm) of precipitation is accumulated. In Delmont, during the entire year, the rain falls for 130.8 days and collects up to 13.23" (336mm) of precipitation.Snowfall
In Delmont, snow does not fall in April through October.Daylight
In April, the average length of the day is 13h and 16min.On the first day of April, sunrise is at 6:42 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:52 pm EDT.
Sunshine
The average sunshine in April is 9h.UV index
In Delmont, New Jersey, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 4 in April translates into the following instructions:
Make use of precautions - It is urged to ward off sun damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Delmont, NJ
- Average high temperature in April: 56.8°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in April: 48°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in April
Delmont, NJ
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Delmont, NJ
- Average wind speed in April: 11.5mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).
Average humidity in April
Delmont, NJ
- Average humidity in April: 75%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).
Average rainfall in April
Delmont, NJ
- Average rainfall in April: 0.91"
The wettest month (with the highest rainfall) is August (1.61").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in April
Delmont, NJ
- Average rainfall days in April: 11.2 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (7 days).
Average snowfall in April
Delmont, NJ
- Average snowfall in April: 0"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Delmont, NJ
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Delmont, 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 30min).
- Average sunshine in April: 9h
The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 5h).
Average sunshine days in April
Delmont, NJ
- Average sunshine days in April: 16.6 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (13.4 days).
Average UV index in April
Delmont, NJ
- Average UV index in April: 4
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 and December (UV index 2).
Average cloud cover in April
Delmont, NJ
- Average cloud cover in April: 39
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in April
Delmont, 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).





