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
With the beginning of May, Roseland's average high-temperature sees an increase, transitioning from a refreshing 58.1°F (14.5°C) in April to a pleasant 69.1°F (20.6°C). Roseland registers a consistent average low-temperature of 52.7°F (11.5°C) during May.Humidity
In May, the average relative humidity is 76%.Rainfall
In Roseland, during May, the rain falls for 13.4 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 127.3 rainfall days, and 12.68" (322mm) of precipitation is accumulated.Snowfall
In Roseland, snow does not fall in May through September.Daylight
In May, the average length of the day in Roseland is 14h and 29min.On the first day of May, sunrise is at 5:54 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:22 pm EDT.
Sunshine
In May, the average sunshine in Roseland, New Jersey, is 8.6h.UV index
The average daily maximum UV index in May in Roseland, New Jersey, is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 5 in May leads to these guidelines:
Take precautions - Protection against skin and eye damage is obliged. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Roseland?
What is the average humidity in May in Roseland?
How much does it rain in Roseland in May?
When it does not snow in Roseland?
Does it snow in Roseland in May?
How many hours of daylight does Roseland have in May?
When is the sunrise / sunset in May in Roseland?
How many hours of sunshine does Roseland have in May?
What is the UV index reading in May in Roseland?
Average temperature in May
Roseland, NJ
- Average high temperature in May: 69.1°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 (35.2°F).
- Average low temperature in May: 52.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in May
Roseland, NJ
- Average pressure in May: 30.01"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 May
Roseland, NJ
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in May
Roseland, NJ
- Average humidity in May: 76%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April and August (72%).
Average rainfall in May
Roseland, NJ
- Average rainfall in May: 1.1"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in May
Roseland, NJ
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in May
Roseland, NJ
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Roseland, NJ
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Roseland, NJ
- Average daylight in May: 14h and 3min
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 May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in May
Roseland, NJ
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in May
Roseland, NJ
- Average UV index in May: 5
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 May
Roseland, NJ
- Average cloud cover in May: 45
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Roseland, 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).
Roseland, New Jersey, USA
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