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
Waterville Valley's May weather is characterized by a distinct upsurge in high-temperatures, soaring from April's frosty 46.4°F (8°C) to a refreshing 60.8°F (16°C). Throughout the month of May, Waterville Valley expects an average low of 41.9°F (5.5°C).Humidity
May is the least humid month, with an average relative humidity of 78%.Rainfall
In Waterville Valley, New Hampshire, during May, the rain falls for 14.3 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Waterville Valley, during the entire year, the rain falls for 132.9 days and collects up to 13.86" (352mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 3.3 snowfall days, in May, Waterville Valley aggregates 2.32" (59mm) of snow. Throughout the year, there are 99.7 snowfall days, and 37.05" (941mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 46min.On the first day of the month, sunrise is at 5:36 am and sunset at 7:49 pm. On the last day of May, sunrise is at 5:06 am and sunset at 8:21 pm EDT.
Sunshine
The average sunshine in May is 7.3h.UV index
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 4 in May converts into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. 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. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the least humid month?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May in Waterville Valley?
When is the sunrise / sunset in May in Waterville Valley?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Waterville Valley, NH
- Average high temperature in May: 60.8°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in May: 41.9°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in May
Waterville Valley, NH
- Average pressure in May: 29.99"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
Waterville Valley, NH
- Average wind speed in May: 5.6mph
The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in May
Waterville Valley, 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
Waterville Valley, NH
- Average rainfall in May: 1.26"
The wettest month (with the highest rainfall) is April (1.57").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in May
Waterville Valley, NH
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.6 days).
Average snowfall in May
Waterville Valley, NH
- Average snowfall in May: 2.32"
The months with the highest snowfall are January and February (6.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Waterville Valley, NH
- Average snowfall days in May: 3.3 days
The month with the highest number of snowfall days is December (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Waterville Valley, 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 2min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in May
Waterville Valley, NH
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is February (10.7 days).
Average UV index in May
Waterville Valley, NH
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in May
Waterville Valley, NH
- Average cloud cover in May: 55
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in May
Waterville Valley, 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).
Waterville Valley, New Hampshire, USA
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