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
April comes with an increase, with the average high-temperature moving from a frosty 46°F (7.8°C) in March to a moderate 58.5°F (14.7°C). The average low-temperature of 42.3°F (5.7°C) is witnessed during April.Humidity
The months with the lowest humidity are April and August, with an average relative humidity of 73%.Rainfall
In April, in West Caldwell, the rain falls for 15.4 days. Throughout April, 2.24" (57mm) of precipitation is accumulated. In West Caldwell, during the entire year, the rain falls for 158 days and collects up to 27.4" (696mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In West Caldwell, in April, during 0.7 snowfall days, 0.16" (4mm) of snow is typically accumulated. In West Caldwell, during the entire year, snow falls for 24.3 days and aggregates up to 9.96" (253mm) of snow.Daylight
The average length of the day in April is 13h and 20min.On the first day of April, sunrise is at 6:39 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:52 pm EDT.
Sunshine
In April, the average sunshine is 8.2h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In April, the average maximum UV index of 4 translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in West Caldwell?
What are the least humid months in West Caldwell?
What is the average humidity in April in West Caldwell?
How much does it rain in West Caldwell in April?
How many days does it snow in April in West Caldwell?
What is the average length of the day in April in West Caldwell?
What time are sunrise and sunset in April in West Caldwell?
How long on average sun shines in April in West Caldwell?
What is the UV index reading in April in West Caldwell?
Average temperature in April
West Caldwell, NJ
- Average high temperature in April: 58.5°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in April
West Caldwell, 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
West Caldwell, NJ
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
West Caldwell, NJ
- Average humidity in April: 73%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are April and August (73%).
Average rainfall in April
West Caldwell, NJ
- Average rainfall in April: 2.24"
The wettest month (with the highest rainfall) is July (3.15").
The driest month (with the least rainfall) is January (1.57").
Average rainfall days in April
West Caldwell, NJ
- Average rainfall days in April: 15.4 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in April
West Caldwell, NJ
- Average snowfall in April: 0.16"
The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
West Caldwell, NJ
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
West Caldwell, 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
West Caldwell, NJ
- Average sunshine days in April: 12.7 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in April
West Caldwell, 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
West Caldwell, NJ
- Average cloud cover in April: 46
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
West Caldwell, 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).
West Caldwell, New Jersey, USA
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