Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The shift from April to May brings an increase in the average high-temperature, moving from a refreshing 61.5°F (16.4°C) to a pleasant 71.8°F (22.1°C). Riverside, during the nights of May, experiences an average temperature drop to a cool 54.3°F (12.4°C).Humidity
The average relative humidity in May in Riverside is 76%.Rainfall
In Riverside, in May, during 16.2 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 153.2 rainfall days, and 27.72" (704mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Riverside aggregates 0.2" (5mm) of snow. Throughout the year, in Riverside, there are 19.1 snowfall days, and 8.9" (226mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 25min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:55 pm. On the last day of May, sunrise is at 5:32 am and sunset at 8:22 pm EDT.
Sunshine
The average sunshine in May in Riverside is 8.5h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 6 in May interprets into the following advice:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are May temperatures in Riverside?
What is the average humidity in May in Riverside?
How many days does it rain in May in Riverside?
What is the last month it snows in Riverside?
How many hours of daylight does Riverside have in May?
When is the sunrise / sunset in May in Riverside?
How many hours of sunshine does Riverside have in May?
What are the months with the highest UV index in Riverside?
What is the UV index intensity in May in Riverside?
Average temperature in May
Riverside, NJ
- Average high temperature in May: 71.8°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 May: 54.3°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 May
Riverside, NJ
- Average pressure in May: 30.01"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 May
Riverside, NJ
- Average wind speed in May: 7mph
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 May
Riverside, NJ
- Average humidity in May: 76%
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 May
Riverside, NJ
- Average rainfall in May: 2.44"
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 May
Riverside, NJ
- Average rainfall days in May: 16.2 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 May
Riverside, NJ
- Average snowfall in May: 0.2"
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 May
Riverside, NJ
- Average snowfall days in May: 0.1 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 May /
Average sunshine in May
Riverside, NJ
- Average daylight in May: 14h 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 May: 8h and 3min
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 May
Riverside, NJ
- Average sunshine days in May: 13.4 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 May
Riverside, NJ
- Average UV index in May: 6
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 May
Riverside, NJ
- Average cloud cover in May: 46
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 May
Riverside, NJ
- Average visibility in May: 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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