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
May sees a rise in the average high-temperature, climbing from a cool 54.3°F (12.4°C) in April to an enjoyable 64.6°F (18.1°C). In Exeter, the average nighttime temperature during May is a fresh 50.2°F (10.1°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Exeter, in May, it is raining for 13.5 days, with typically 1.77" (45mm) of accumulated precipitation. In Exeter, during the entire year, the rain falls for 138.3 days and collects up to 24.06" (611mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Exeter aggregates 0.04" (1mm) of snow. Throughout the year, there are 20 snowfall days, and 7.09" (180mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 32min.On the first day of the month, sunrise is at 5:41 am and sunset at 7:44 pm. On the last day of May, in Exeter, Rhode Island, sunrise is at 5:14 am and sunset at 8:13 pm EDT.
Sunshine
In Exeter, the average sunshine in May is 8.3h.UV index
In Exeter, the average daily maximum UV index in May is 5. 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: An average maximum UV index of 5 in May leads to these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Exeter, RI
- Average high temperature in May: 64.6°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in May: 50.2°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in May
Exeter, RI
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Exeter, RI
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in May
Exeter, RI
- Average humidity in May: 78%
The month with the highest relative humidity is June (81%).
The months with the lowest relative humidity are March and April (73%).
Average rainfall in May
Exeter, RI
- Average rainfall in May: 1.77"
The wettest month (with the highest rainfall) is October (2.52").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in May
Exeter, RI
- Average rainfall days in May: 13.5 days
The months with the highest number of rainy days are April and July (14.5 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in May
Exeter, RI
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (1.97").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Exeter, RI
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (5.3 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
Exeter, RI
- 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 12min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in May
Exeter, RI
- Average sunshine days in May: 15.6 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is April (13.7 days).
Average UV index in May
Exeter, RI
- 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
Exeter, RI
- 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 30).
Average visibility in May
Exeter, RI
- 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).
Exeter, Rhode Island, USA
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