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
Thornton's transition into May is marked by a clear temperature shift, advancing from a chilly 46.6°F (8.1°C) in April to an enjoyable 61.3°F (16.3°C). May in Thornton witnesses an average low-temperature hovering around a cold 41.5°F (5.3°C).Humidity
With an average relative humidity of 78%, May is the least humid month.Rainfall
In Thornton, New Hampshire, during May, the rain falls for 14 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, in Thornton, there are 126 rainfall days, and 13.66" (347mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Thornton. May is the last month it regularly snows. During 1.3 snowfall days, in May, Thornton aggregates 0.79" (20mm) of snow. Throughout the year, there are 91.5 snowfall days, and 21.85" (555mm) of snow is accumulated.Daylight
The average length of the day in May in Thornton is 14h and 46min.On the first day of May, sunrise is at 5:37 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:07 am and sunset at 8:21 pm EDT.
Sunshine
The average sunshine in May is 7.2h.UV index
The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during May translates into the following directions:
Undertake protective steps - Preventing sun damage is advised. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the usual temperature for Thornton in May?
What is the least humid month in Thornton?
What is the average humidity in May in Thornton?
How many days does it rain in May in Thornton?
What is the last month it snows in Thornton?
How many hours of daylight does Thornton have in May?
What time are sunrise and sunset in May in Thornton?
How many hours of sunshine does Thornton have in May?
What is the UV index intensity in May in Thornton?
Average temperature in May
Thornton, NH
- Average high temperature in May: 61.3°F
The warmest month (with the highest average high temperature) is July (75°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in May: 41.5°F
The month with the highest average low temperature is July (54.3°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).
Average pressure in May
Thornton, NH
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Thornton, NH
- Average wind speed in May: 5.7mph
The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in May
Thornton, NH
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (78%).
Average rainfall in May
Thornton, NH
- Average rainfall in May: 1.3"
The wettest month (with the highest rainfall) is April (1.5").
The driest month (with the least rainfall) is September (0.79").
Average rainfall days in May
Thornton, NH
- Average rainfall days in May: 14 days
The month with the highest number of rainy days is July (15.5 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in May
Thornton, NH
- Average snowfall in May: 0.79"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Thornton, NH
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is February (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Thornton, NH
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 7h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in May
Thornton, NH
- Average sunshine days in May: 12.9 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in May
Thornton, NH
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in May
Thornton, NH
- Average cloud cover in May: 56
The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 44).
Average visibility in May
Thornton, NH
- Average visibility in May: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Thornton, New Hampshire, USA
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