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 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
Allendale's April weather shows an increase in high-temperatures, moving from March's frosty 46.6°F (8.1°C) to a refreshing 58.6°F (14.8°C). Allendale reports an average low-temperature of 42.3°F (5.7°C) during the nights of April.Humidity
In April, the average relative humidity is 71%.Rainfall
In Allendale, in April, during 15.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Allendale, during the entire year, the rain falls for 157.3 days and collects up to 32.72" (831mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Allendale. During 0.8 snowfall days, in April, Allendale aggregates 0.16" (4mm) of snow. Throughout the year, there are 28 snowfall days, and 13.82" (351mm) of snow is accumulated.Daylight
In Allendale, the average length of the day in April is 13h and 20min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:21 pm. On the last day of April, sunrise is at 5:54 am and sunset at 7:52 pm EDT.
Sunshine
In Allendale, New Jersey, the average sunshine in April is 8h.UV index
The average daily maximum UV index in April in Allendale is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 4 during April translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What are the temperatures in Allendale in April?
What is the average humidity in April in Allendale?
How much does it rain in Allendale in April?
What is the last month it snows in Allendale?
What is the average length of the day in April in Allendale?
When is the sunrise / sunset in April in Allendale?
How long on average sun shines in April in Allendale?
What is the UV index reading in April in Allendale?
Average temperature in April
Allendale, NJ
- Average high temperature in April: 58.6°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in April
Allendale, NJ
- Average pressure in April: 29.98"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
Allendale, NJ
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in April
Allendale, NJ
- Average humidity in April: 71%
The months with the highest relative humidity are February and December (78%).
The month with the lowest relative humidity is August (70%).
Average rainfall in April
Allendale, NJ
- Average rainfall in April: 2.8"
The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in April
Allendale, NJ
- Average rainfall days in April: 15.8 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in April
Allendale, NJ
- Average snowfall in April: 0.16"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Allendale, NJ
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Allendale, NJ
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Allendale, NJ
- Average sunshine days in April: 12.4 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in April
Allendale, 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, March, November and December (UV index 2).
Average cloud cover in April
Allendale, NJ
- Average cloud cover in April: 48
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Allendale, NJ
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Allendale, New Jersey, USA
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