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
The beginning of May signals a minor rise in the average high-temperature, moving from a chilly 48.7°F (9.3°C) in April to a moderate 56.8°F (13.8°C). Nights during May maintain a steady temperature, averaging at a cool 51.3°F (10.7°C).Humidity
The months with the highest humidity in Marstons Mills are May through July, with an average relative humidity of 82%.Rainfall
In Marstons Mills, during May, the rain falls for 15.1 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Marstons Mills, during the entire year, the rain falls for 152.1 days and collects up to 32.48" (825mm) of precipitation.Snowfall
In Marstons Mills, snow does not fall in May through October.Daylight
In Marstons Mills, Massachusetts, the average length of the day in May is 14h and 33min.On the first day of May, sunrise is at 5:37 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:09 pm EDT.
Sunshine
The average sunshine in May is 8.5h.UV index
In Marstons Mills, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 5 in May translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What are the most humid months?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Marstons Mills have in May?
When is the sunrise / sunset in May in Marstons Mills?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Marstons Mills, MA
- Average high temperature in May: 56.8°F
The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in May: 51.3°F
The month with the highest average low temperature is August (68.4°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in May
Marstons Mills, MA
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Marstons Mills, MA
- Average wind speed in May: 11.4mph
The windiest month (with the highest average wind speed) is January (15.3mph).
The calmest month (with the lowest average wind speed) is August (9.9mph).
Average humidity in May
Marstons Mills, MA
- Average humidity in May: 82%
The months with the highest relative humidity are May, June and July (82%).
The month with the lowest relative humidity is November (74%).
Average rainfall in May
Marstons Mills, MA
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in May
Marstons Mills, MA
- Average rainfall days in May: 15.1 days
The month with the highest number of rainy days is April (15.6 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in May
Marstons Mills, MA
- Average snowfall in May: 0"
The month with the highest snowfall is March (2.36").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Marstons Mills, MA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.3 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
Marstons Mills, 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 12min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Marstons Mills, MA
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is April (13 days).
Average UV index in May
Marstons Mills, MA
- Average UV index in May: 5
The months with the highest UV index are 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
Marstons Mills, MA
- Average cloud cover in May: 44
The months with the most cloud cover are March and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Marstons Mills, MA
- 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).
Marstons Mills, Massachusetts, USA
Weather forecast for your location
2. Allow the app to use your location