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 transition into May, Chester experiences an increase in average high-temperatures, moving up from a fresh 54.3°F (12.4°C) in April to a refreshing 64.9°F (18.3°C). An average nighttime temperature of 50.7°F (10.4°C) is recorded during May.Humidity
The months with the highest humidity in Chester are May through July, with an average relative humidity of 78%.Rainfall
In Chester, during May, the rain falls for 16.8 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, in Chester, there are 166.2 rainfall days, and 34.8" (884mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in Chester. May is the last month it regularly snows. During 0.1 snowfall days, in May, Chester aggregates 0.28" (7mm) of snow. Throughout the year, in Chester, there are 24.2 snowfall days, and 9.53" (242mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 32min.On the first day of May, sunrise is at 5:45 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:16 pm EDT.
Sunshine
In Chester, the average sunshine in May is 8.6h.UV index
In Chester, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 5 in May translates into these instructions:
Take precautions - Protection against sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What is the temperature in May in Chester?
What are the most humid months in Chester?
What is the average humidity in May in Chester?
How many days does it rain in May in Chester?
What is the last month it snows in Chester?
What is the average length of the day in May in Chester?
When are sunrise and sunset in May in Chester?
How many hours of sunshine does Chester have in May?
What is the UV index intensity in May in Chester?
Average temperature in May
Chester, CT
- Average high temperature in May: 64.9°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in May
Chester, CT
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Chester, CT
- Average wind speed in May: 8.3mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in May
Chester, CT
- Average humidity in May: 78%
The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
Chester, CT
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in May
Chester, CT
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9 days).
Average snowfall in May
Chester, CT
- Average snowfall in May: 0.28"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Chester, CT
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Chester, CT
- 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in May
Chester, CT
- Average sunshine days in May: 12.2 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in May
Chester, CT
- 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
Chester, CT
- Average cloud cover in May: 44
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Chester, CT
- 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).
Chester, Connecticut, USA
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