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
In May, the average high-temperature increases from a moderate 55.9°F (13.3°C) in April to a comfortable 67.5°F (19.7°C). In May, the average low-temperature is 48.7°F (9.3°C).Humidity
The average relative humidity in May in Southborough is 74%.Rainfall
In Southborough, during 15.6 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, in Southborough, there are 140.8 rainfall days, and 26.34" (669mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Southborough. During 0.1 snowfall days, in May, Southborough aggregates 0.16" (4mm) of snow. Throughout the year, there are 32.4 snowfall days, and 21.61" (549mm) of snow is accumulated.Daylight
The average length of the day in May in Southborough, Massachusetts, is 14h and 37min.On the first day of May in Southborough, sunrise is at 5:41 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:15 pm EDT.
Sunshine
The average sunshine in May in Southborough is 8.4h.UV index
In Southborough, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
FAQ
What is the temperature in May in Southborough?
What is the average humidity in May in Southborough?
How much does it rain in Southborough in May?
What is the last month it snows in Southborough?
What is the average length of the day in May in Southborough?
When is the sunrise / sunset in May in Southborough?
How many hours of sunshine does Southborough have in May?
How high is the UV index in May in Southborough?
Average temperature in May
Southborough, MA
- Average high temperature in May: 67.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
Southborough, MA
- 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 (29.92"Hg).
Average wind speed in May
Southborough, MA
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Southborough, MA
- Average humidity in May: 74%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).
Average rainfall in May
Southborough, MA
- Average rainfall in May: 2.01"
The wettest months (with the highest rainfall) are March, November and December (2.56").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in May
Southborough, MA
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in May
Southborough, MA
- Average snowfall in May: 0.16"
The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Southborough, MA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Southborough, MA
- Average daylight in May: 14h and 37min
The month with the longest days is June (Average daylight: 15h and 13min).
The month with the shortest days is December (Average daylight: 9h and 9min).
- Average sunshine in May: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Southborough, MA
- Average sunshine days in May: 13.7 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in May
Southborough, MA
- 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
Southborough, MA
- Average cloud cover in May: 47
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Southborough, MA
- Average visibility in May: 6mi
The months with the highest visibility are January, March, April, May, October, November and December (6mi).
The months with the lowest visibility are February, June, July, August and September (5mi).
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