April weather forecastHelmetta, NJ
April
Weather in April
April is a moderate spring month in Helmetta, New Jersey, with temperature in the range of an average high of 59.4°F (15.2°C) and an average low of 43.9°F (6.6°C).Temperature
In Helmetta, the average high-temperature in April increases from a chilly 47.8°F (8.8°C) in March to a refreshing 59.4°F (15.2°C). April brings an average low-temperature of 43.9°F (6.6°C) to Helmetta.Humidity
The months with the lowest humidity in Helmetta are April and August, with an average relative humidity of 73%.Rainfall
In April, in Helmetta, the rain falls for 8.5 days. Throughout April, 0.51" (13mm) of precipitation is accumulated. In Helmetta, during the entire year, the rain falls for 92.9 days and collects up to 7.32" (186mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in April is 13h and 19min.On the first day of April, sunrise is at 6:40 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:52 pm EDT.
Sunshine
In April, the average sunshine in Helmetta is 8.4h.UV index
In April, the average daily maximum UV index in Helmetta is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: During April, 4 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Helmetta, NJ
- Average high temperature in April: 59.4°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in April: 43.9°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in April
Helmetta, NJ
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Helmetta, NJ
- Average wind speed in April: 8.8mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in April
Helmetta, NJ
- Average humidity in April: 73%
The months with the highest relative humidity are February, May, October and December (77%).
The months with the lowest relative humidity are April and August (73%).
Average rainfall in April
Helmetta, NJ
- Average rainfall in April: 0.51"
The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in April
Helmetta, NJ
- Average rainfall days in April: 8.5 days
The month with the highest number of rainy days is July (10.7 days).
The months with the least rainy days are January and November (4.8 days).
Average snowfall in April
Helmetta, NJ
- Average snowfall in April: 0"
The month with the highest snowfall is March (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Helmetta, NJ
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (3.8 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
Helmetta, NJ
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Helmetta, NJ
- Average sunshine days in April: 20.1 days
The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is July (15.7 days).
Average UV index in April
Helmetta, 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, March, November and December (UV index 2).
Average cloud cover in April
Helmetta, NJ
- Average cloud cover in April: 45
The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in April
Helmetta, 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).





