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 Walpole, the average high-temperature in May increases from a fresh 52°F (11.1°C) in April to a comfortable 65.8°F (18.8°C). Walpole throughout May, experiences an average nighttime temperature of 45.1°F (7.3°C).Humidity
The average relative humidity in May in Walpole is 75%.Rainfall
In Walpole, New Hampshire, in May, it is raining for 11.9 days, with typically 1.34" (34mm) of accumulated precipitation. In Walpole, during the entire year, the rain falls for 113.5 days and collects up to 16.77" (426mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Walpole, New Hampshire. May is the last month it regularly snows in Walpole. During 0.2 snowfall days, in May, Walpole aggregates 0.2" (5mm) of snow. Throughout the year, in Walpole, there are 31 snowfall days, and 16.22" (412mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 41min.On the first day of the month, sunrise is at 5:42 am and sunset at 7:51 pm. On the last day of May, in Walpole, sunrise is at 5:13 am and sunset at 8:21 pm EDT.
Sunshine
The average sunshine in May in Walpole, New Hampshire, is 8.6h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 5 in May translates into these instructions:
Guard yourself - Avoiding sunburn is suggested. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What are the temperatures in Walpole in May?
What is the average humidity in May in Walpole?
How much does it rain in Walpole in May?
What is the last month it snows in Walpole?
What is the average length of the day in May in Walpole?
What time are sunrise and sunset in May in Walpole?
How many hours of sunshine does Walpole have in May?
When is the highest UV index in Walpole?
How high is the UV index in May in Walpole?
Average temperature in May
Walpole, NH
- Average high temperature in May: 65.8°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in May: 45.1°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in May
Walpole, NH
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Walpole, NH
- Average wind speed in May: 6.3mph
The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in May
Walpole, NH
- Average humidity in May: 75%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Walpole, NH
- Average rainfall in May: 1.34"
The wettest month (with the highest rainfall) is October (1.77").
The driest months (with the least rainfall) are January and March (1.06").
Average rainfall days in May
Walpole, NH
- Average rainfall days in May: 11.9 days
The month with the highest number of rainy days is July (12.1 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in May
Walpole, NH
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Walpole, NH
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Walpole, NH
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 4min
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 24min).
Average sunshine days in May
Walpole, NH
- Average sunshine days in May: 16.5 days
The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are April and June (16 days).
Average UV index in May
Walpole, NH
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Walpole, NH
- Average cloud cover in May: 45
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Walpole, NH
- Average visibility in May: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Walpole, New Hampshire, USA
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