Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The arrival of April signals an increase in the average high-temperature, moving from a frosty 49.8°F (9.9°C) in March to a refreshing 61.7°F (16.5°C). Penns Grove encounters an average low-temperature of 45.3°F (7.4°C) during April nights.Humidity
April is the least humid month, with an average relative humidity of 72%.Rainfall
In Penns Grove, in April, it is raining for 14.8 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 150.6 rainfall days, and 26.46" (672mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Penns Grove, in April, during 0.1 snowfall days, 0.08" (2mm) of snow is typically accumulated. In Penns Grove, New Jersey, during the entire year, snow falls for 16.2 days and aggregates up to 6.93" (176mm) of snow.Ocean temperature
In Penns Grove, the average seawater temperature in April is 46.8°F (8.2°C).Note: Swimming in 46.8°F (8.2°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.
Daylight
The average length of the day in April is 13h and 17min.On the first day of April, sunrise is at 6:44 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:55 pm EDT.
Sunshine
In April, the average sunshine in Penns Grove is 8.5h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 4 in April translates into the following instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Enhance your sun protection with tightly woven, yet airy clothing. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April in Penns Grove?
How much does it snow in April?
What is the ocean temperature in April?
How many hours of daylight does Penns Grove have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Penns Grove have in April?
How high is the UV index in April?
Average temperature in April
Penns Grove, NJ
- Average high temperature in April: 61.7°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in April: 45.3°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in April
Penns Grove, 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
Penns Grove, NJ
- Average wind speed in April: 8.6mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Penns Grove, NJ
- Average humidity in April: 72%
The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in April
Penns Grove, NJ
- Average rainfall in April: 2.09"
The wettest month (with the highest rainfall) is August (2.68").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in April
Penns Grove, NJ
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in April
Penns Grove, NJ
- Average snowfall in April: 0.08"
The month with the highest snowfall is March (2.2").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Penns Grove, NJ
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in April
Penns Grove, NJ
- Average sea temperature in April: 46.7°F
The best month for swimming (with the highest average sea temperature) is August (75.9°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).
Average daylight in April /
Average sunshine in April
Penns Grove, NJ
- Average daylight in April: 13h and 2min
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 3min
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
Penns Grove, NJ
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in April
Penns Grove, 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
Penns Grove, NJ
- Average cloud cover in April: 43
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 30).
Average visibility in April
Penns Grove, 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).
Penns Grove, New Jersey, USA
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