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 average high-temperature increases in April, moving from a chilly 49.5°F (9.7°C) in March to an enjoyable 61.5°F (16.4°C). In April, Riverside reports a consistent average low-temperature of 44.4°F (6.9°C) during the nights.Humidity
The least humid month in Riverside is April, with an average relative humidity of 71%.Rainfall
In Riverside, in April, during 14.8 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Riverside, during the entire year, the rain falls for 153.2 days and collects up to 27.72" (704mm) of precipitation.Snowfall
Months with snowfall in Riverside are January through May, November and December. In April, it is snowing for 0.3 days. Throughout April, 0.16" (4mm) of snow is accumulated. In Riverside, during the entire year, snow falls for 19.1 days and aggregates up to 8.9" (226mm) of snow.Daylight
The average length of the day in April in Riverside is 13h and 17min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:24 pm. On the last day of April, in Riverside, sunrise is at 5:59 am and sunset at 7:54 pm EDT.
Sunshine
In April, the average sunshine in Riverside is 8.3h.UV index
In Riverside, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 4 during April translates into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What are April temperatures in Riverside?
What is the least humid month in Riverside?
What is the average humidity in April in Riverside?
How much does it rain in Riverside in April?
How many days does it snow in April in Riverside?
What is the average length of the day in April in Riverside?
When is the sunrise / sunset in April in Riverside?
How many hours of sunshine does Riverside have in April?
What is the UV index intensity in April in Riverside?
Average temperature in April
Riverside, NJ
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in April: 44.4°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 (25.5°F).
Average pressure in April
Riverside, 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 (29.93"Hg).
Average wind speed in April
Riverside, NJ
- Average wind speed in April: 8.6mph
The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in April
Riverside, NJ
- Average humidity in April: 71%
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in April
Riverside, NJ
- Average rainfall in April: 2.13"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in April
Riverside, NJ
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in April
Riverside, NJ
- Average snowfall in April: 0.16"
The month with the highest snowfall is March (2.95").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Riverside, NJ
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (6 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
Riverside, NJ
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Riverside, NJ
- Average sunshine days in April: 13.5 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in April
Riverside, 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
Riverside, NJ
- Average cloud cover in April: 44
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Riverside, 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).
Riverside, New Jersey, USA
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