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
Chesterfield's transition into May is marked by a rise in the average high-temperature, advancing from a fresh 53.6°F (12°C) in April to an enjoyable 66.9°F (19.4°C). In Chesterfield, May is marked by an average low-temperature of 46.2°F (7.9°C).Humidity
The average relative humidity in May is 74%.Rainfall
In Chesterfield, Massachusetts, during May, the rain falls for 14.6 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, in Chesterfield, there are 141.4 rainfall days, and 24.45" (621mm) of precipitation is accumulated.Snowfall
Months with snowfall in Chesterfield are January through May, October through December. May is the last month it regularly snows in Chesterfield. During 0.2 snowfall days, in May, Chesterfield aggregates 0.24" (6mm) of snow. In Chesterfield, during the entire year, snow falls for 40.7 days and aggregates up to 22.56" (573mm) of snow.Daylight
The average length of the day in May in Chesterfield is 14h and 37min.On the first day of the month, sunrise is at 5:45 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:17 am and sunset at 8:21 pm EDT.
Sunshine
The average sunshine in May in Chesterfield is 8.8h.UV index
The average daily maximum UV index in May in Chesterfield, Massachusetts, is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In May, the maximum UV index of 5 suggests these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What are the temperatures in Chesterfield in May?
What is the average humidity in May in Chesterfield?
How many days does it rain in May in Chesterfield?
What is the last month it snows in Chesterfield?
What is the average length of the day in May in Chesterfield?
When is the sunrise / sunset in May in Chesterfield?
How many hours of sunshine does Chesterfield have in May?
How high is the UV index in May in Chesterfield?
Average temperature in May
Chesterfield, MA
- Average high temperature in May: 66.9°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in May: 46.2°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in May
Chesterfield, MA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Chesterfield, MA
- Average wind speed in May: 6.3mph
The windiest months (with the highest average wind speed) are February and March (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in May
Chesterfield, MA
- Average humidity in May: 74%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
Chesterfield, MA
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is October (2.6").
The driest month (with the least rainfall) is August (1.57").
Average rainfall days in May
Chesterfield, MA
- Average rainfall days in May: 14.6 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in May
Chesterfield, MA
- Average snowfall in May: 0.24"
The month with the highest snowfall is February (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Chesterfield, MA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Chesterfield, MA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Chesterfield, MA
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is January (16.9 days).
The month with the least sunshine days is April (12.7 days).
Average UV index in May
Chesterfield, MA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Chesterfield, MA
- Average cloud cover in May: 45
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Chesterfield, MA
- Average visibility in May: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Chesterfield, Massachusetts, USA
Weather forecast for your location
2. Allow the app to use your location
