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 rises from a cool 55.2°F (12.9°C) in April to a comfortable 66.4°F (19.1°C). In East Boston, the average low-temperature is 50°F (10°C).Humidity
The average relative humidity in May in East Boston is 72%.Rainfall
In East Boston, Massachusetts, it is raining for 15.3 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, in East Boston, there are 141.4 rainfall days, and 27.2" (691mm) of precipitation is accumulated.Snowfall
Months with snowfall in East Boston are January through May, October through December. May is the last month it regularly snows in East Boston. During 0.1 snowfall days, East Boston aggregates 0.04" (1mm) of snow. Throughout the year, in East Boston, there are 29.8 snowfall days, and 15.75" (400mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 37min.On the first day of the month, sunrise is at 5:39 am and sunset at 7:43 pm. On the last day of May, in East Boston, Massachusetts, sunrise is at 5:10 am and sunset at 8:13 pm EDT.
Sunshine
The average sunshine in May is 8.3h.UV index
In East Boston, Massachusetts, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 East Boston?
What is the average humidity in May in East Boston?
How much does it rain in East Boston in May?
What is the last month it snows in East Boston?
What is the average length of the day in May in East Boston?
What time are sunrise and sunset in May in East Boston?
How long on average sun shines in May in East Boston?
What is the UV index intensity in May in East Boston?
Average temperature in May
East Boston, MA
- Average high temperature in May: 66.4°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in May: 50°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in May
East Boston, MA
- Average pressure in May: 30.01"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
East Boston, MA
- Average wind speed in May: 7.4mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in May
East Boston, MA
- Average humidity in May: 72%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (69%).
Average rainfall in May
East Boston, MA
- Average rainfall in May: 1.81"
The wettest months (with the highest rainfall) are March, April and December (2.91").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in May
East Boston, MA
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in May
East Boston, MA
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
East Boston, MA
- Average snowfall days in May: 0.1 days
The months with the highest number of snowfall days are January and February (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
East Boston, MA
- Average daylight in May: 14h and 37min
The month with the longest days is June (Average daylight: 15h and 14min).
The month with the shortest days is December (Average daylight: 9h and 8min).
- Average sunshine in May: 8h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
East Boston, MA
- Average sunshine days in May: 14.2 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (13 days).
Average UV index in May
East Boston, 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
East Boston, MA
- Average cloud cover in May: 46
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
East Boston, 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).
Weather forecast for your location
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