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
The shift from March to April sees an increase in the average high-temperature, transitioning from a chilly 46.4°F (8°C) to a moderate 58.6°F (14.8°C). During April, the nighttime temperature averages to a cold 42.6°F (5.9°C).Humidity
The months with the lowest humidity are April, July and August, with an average relative humidity of 72%.Rainfall
In April, the rain falls for 15.4 days. Throughout April, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 160.7 rainfall days, and 29.33" (745mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In April, in Glen Rock, it is snowing for 0.5 days. Throughout April, 0.16" (4mm) of snow is accumulated. Throughout the year, there are 24.9 snowfall days, and 10.04" (255mm) of snow is accumulated.Daylight
In Glen Rock, the average length of the day in April is 13h and 20min.On the first day of April in Glen Rock, sunrise is at 6:38 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:52 pm EDT.
Sunshine
In April, the average sunshine is 8.2h.UV index
In Glen Rock, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 4 in April translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What is the usual temperature for Glen Rock in April?
What is the least humid month in Glen Rock?
What is the average humidity in April in Glen Rock?
How much does it rain in Glen Rock in April?
How many days does it snow in April in Glen Rock?
How many hours of daylight does Glen Rock have in April?
When are sunrise and sunset in April in Glen Rock?
How long on average sun shines in April in Glen Rock?
What is the UV index reading in April in Glen Rock?
Average temperature in April
Glen Rock, NJ
- Average high temperature in April: 58.6°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in April: 42.6°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in April
Glen Rock, 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
Glen Rock, NJ
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
Glen Rock, NJ
- Average humidity in April: 72%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in April
Glen Rock, NJ
- Average rainfall in April: 2.28"
The wettest months (with the highest rainfall) are July and December (3.07").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in April
Glen Rock, NJ
- Average rainfall days in April: 15.4 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in April
Glen Rock, NJ
- Average snowfall in April: 0.16"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Glen Rock, NJ
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Glen Rock, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in April
Glen Rock, NJ
- Average sunshine days in April: 11.8 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in April
Glen Rock, 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
Glen Rock, NJ
- Average cloud cover in April: 46
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Glen Rock, 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).
Glen Rock, New Jersey, USA
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