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
With the transition into April, Cedar Knolls experiences an increase in average high-temperatures, moving up from a chilly 46°F (7.8°C) in March to a mild 58.3°F (14.6°C). Cedar Knolls anticipates an average minimum temperature of 41.7°F (5.4°C) in the month of April.Humidity
April is the least humid month, with an average relative humidity of 74%.Rainfall
In Cedar Knolls, New Jersey, in April, it is raining for 15.4 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 157.9 rainfall days, and 27.05" (687mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In April, it is snowing for 0.7 days. Throughout April, 0.2" (5mm) of snow is accumulated. In Cedar Knolls, during the entire year, snow falls for 24 days and aggregates up to 9.72" (247mm) of snow.Daylight
In Cedar Knolls, 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 7:23 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:53 pm EDT.
Sunshine
In April, the average sunshine is 8h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in April converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Cedar Knolls have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Cedar Knolls have in April?
What is the UV index intensity in April in Cedar Knolls?
Average temperature in April
Cedar Knolls, NJ
- Average high temperature in April: 58.3°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in April: 41.7°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in April
Cedar Knolls, 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
Cedar Knolls, NJ
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in April
Cedar Knolls, NJ
- Average humidity in April: 74%
The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (74%).
Average rainfall in April
Cedar Knolls, NJ
- Average rainfall in April: 2.24"
The wettest month (with the highest rainfall) is July (3.19").
The driest months (with the least rainfall) are January, February and September (1.57").
Average rainfall days in April
Cedar Knolls, NJ
- Average rainfall days in April: 15.4 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in April
Cedar Knolls, NJ
- Average snowfall in April: 0.2"
The month with the highest snowfall is March (3.7").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Cedar Knolls, NJ
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is February (6.8 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
Cedar Knolls, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in April
Cedar Knolls, NJ
- Average sunshine days in April: 12.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in April
Cedar Knolls, 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
Cedar Knolls, NJ
- Average cloud cover in April: 47
The months with the most cloud cover are February, March and December (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in April
Cedar Knolls, NJ
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, July, August, October, November and December (6mi).
The months with the lowest visibility are May, June and September (5mi).
Cedar Knolls, New Jersey, USA
Weather forecast for your location
2. Allow the app to use your location