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
May's onset witnesses a shift in the average high-temperature, moving from a moderate 55.6°F (13.1°C) in April to a still refreshing 67.1°F (19.5°C). In May, the nighttime temperature lowers to an average of 48°F (8.9°C).Humidity
In May, the average relative humidity is 76%.Rainfall
In Webster, in May, it is raining for 16 days, with typically 2.44" (62mm) of accumulated precipitation. In Webster, during the entire year, the rain falls for 151.1 days and collects up to 31.26" (794mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Webster aggregates 0.16" (4mm) of snow. Throughout the year, there are 37.7 snowfall days, and 20.59" (523mm) of snow is accumulated.Daylight
In Webster, the average length of the day in May is 14h and 35min.On the first day of the month, sunrise is at 5:42 am and sunset at 7:46 pm. On the last day of May, sunrise is at 5:14 am and sunset at 8:16 pm EDT.
Sunshine
In Webster, the average sunshine in May is 8.1h.UV index
In Webster, Massachusetts, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows in Webster?
What is the average length of the day in May?
What time are sunrise and sunset in May in Webster?
How many hours of sunshine does Webster have in May?
How high is the UV index in May?
Average temperature in May
Webster, MA
- Average high temperature in May: 67.1°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in May: 48°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in May
Webster, MA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Webster, MA
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in May
Webster, MA
- Average humidity in May: 76%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).
Average rainfall in May
Webster, MA
- Average rainfall in May: 2.44"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in May
Webster, MA
- Average rainfall days in May: 16 days
The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are January and February (7.8 days).
Average snowfall in May
Webster, MA
- Average snowfall in May: 0.16"
The months with the highest snowfall are February and March (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Webster, MA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is March (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Webster, 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Webster, MA
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in May
Webster, 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, November and December (UV index 2).
Average cloud cover in May
Webster, MA
- Average cloud cover in May: 49
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Webster, MA
- Average visibility in May: 5mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
Webster, Massachusetts, USA
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