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
Observing a rise in May, the average high-temperature goes from April's cool 53.1°F (11.7°C) to a comfortable 62.1°F (16.7°C). An average temperature of 50.9°F (10.5°C) marks the nights in Perryville in May.Humidity
In Perryville, the average relative humidity in May is 80%.Rainfall
In Perryville, in May, during 14.2 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, in Perryville, there are 145.1 rainfall days, and 30" (762mm) of precipitation is accumulated.Snowfall
In Perryville, snow does not fall in April through November.Daylight
The average length of the day in May in Perryville, Rhode Island, is 14h and 32min.On the first day of the month, sunrise is at 5:42 am and sunset at 7:44 pm. On the last day of May, sunrise is at 5:15 am and sunset at 8:12 pm EDT.
Sunshine
In Perryville, Rhode Island, the average sunshine in May is 8.5h.UV index
The average daily maximum UV index in May in Perryville 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 ordinary person.Note: The maximum daily UV index of 5 during May translates into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the temperature in May in Perryville?
What is the average humidity in May in Perryville?
How much does it rain in Perryville in May?
When it does not snow in Perryville?
What is the average length of the day in May in Perryville?
When are sunrise and sunset in May in Perryville?
How long on average sun shines in May in Perryville?
What is the UV index reading in May in Perryville?
Average temperature in May
Perryville, RI
- Average high temperature in May: 62.1°F
The warmest months (with the highest average high temperature) are July and August (77.5°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in May: 50.9°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in May
Perryville, 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
Perryville, RI
- Average wind speed in May: 9.9mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).
Average humidity in May
Perryville, RI
- Average humidity in May: 80%
The month with the highest relative humidity is June (82%).
The months with the lowest relative humidity are March, April and November (74%).
Average rainfall in May
Perryville, RI
- Average rainfall in May: 2.2"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in May
Perryville, RI
- Average rainfall days in May: 14.2 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in May
Perryville, RI
- Average snowfall in May: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Perryville, RI
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Perryville, 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 3min
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 48min).
Average sunshine days in May
Perryville, RI
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in May
Perryville, 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
Perryville, RI
- Average cloud cover in May: 44
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Perryville, 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).
Perryville, Rhode Island, USA
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