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 start of May is characterized by an increase in the average high-temperature, transitioning from a mild 55.9°F (13.3°C) in April to a still refreshing 66.7°F (19.3°C). In Attleboro Falls, an average temperature of 49.6°F (9.8°C) is noted during May nights.Humidity
In May, the average relative humidity is 75%.Rainfall
In Attleboro Falls, during May, the rain falls for 15.8 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 149.9 rainfall days, and 29.09" (739mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Attleboro Falls aggregates 0.28" (7mm) of snow. Throughout the year, there are 29.8 snowfall days, and 14.13" (359mm) of snow is accumulated.Daylight
In Attleboro Falls, the average length of the day in May is 14h and 35min.On the first day of May, sunrise is at 5:40 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:13 pm EDT.
Sunshine
In May, the average sunshine is 8.3h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 5 in May translates into these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Minimize direct exposure to the Sun during midday when its radiation is at its peak. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Attleboro Falls, MA
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in May: 49.6°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in May
Attleboro Falls, 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 (29.93"Hg).
Average wind speed in May
Attleboro Falls, MA
- Average wind speed in May: 7.6mph
The windiest months (with the highest average wind speed) are February and March (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in May
Attleboro Falls, MA
- Average humidity in May: 75%
The months with the highest relative humidity are February, June, September and October (78%).
The month with the lowest relative humidity is April (71%).
Average rainfall in May
Attleboro Falls, MA
- Average rainfall in May: 2.17"
The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in May
Attleboro Falls, MA
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in May
Attleboro Falls, MA
- Average snowfall in May: 0.28"
The month with the highest snowfall is March (4.06").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Attleboro Falls, MA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Attleboro Falls, 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 2min
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 42min).
Average sunshine days in May
Attleboro Falls, MA
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in May
Attleboro Falls, 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
Attleboro Falls, 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
Attleboro Falls, MA
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Attleboro Falls, Massachusetts, USA
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