December weather forecastMoultonborough, NH
December
Weather in December
December, the first month of the winter in Moultonborough, is also a subzero cold month, with an average temperature ranging between max 28°F (-2.2°C) and min 17.8°F (-7.9°C).Temperature
December's arrival comes with a decrease in the average high-temperature, moving from an icy 38.7°F (3.7°C) in November to a freezing cold 28°F (-2.2°C). The average temperature during December nights in Moultonborough, New Hampshire, is registered at a still subzero cold 17.8°F (-7.9°C).Humidity
The average relative humidity in December in Moultonborough, New Hampshire, is 85%.Rainfall
In December, in Moultonborough, the rain falls for 8.7 days. Throughout December, 1.18" (30mm) of precipitation is accumulated. Throughout the year, there are 132.9 rainfall days, and 13.86" (352mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Moultonborough. In December, it is snowing for 18.4 days. Throughout December, 5.16" (131mm) of snow is accumulated. In Moultonborough, New Hampshire, during the entire year, snow falls for 99.7 days and aggregates up to 37.05" (941mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:09 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:18 pm EST.
Sunshine
In Moultonborough, the average sunshine in December is 3.8h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 suggests these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Moultonborough, NH
- Average high temperature in December: 28°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 December: 17.8°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 December
Moultonborough, NH
- Average pressure in December: 30.03"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 December
Moultonborough, NH
- Average wind speed in December: 6.8mph
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 December
Moultonborough, NH
- Average humidity in December: 85%
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 December
Moultonborough, NH
- Average rainfall in December: 1.18"
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 December
Moultonborough, NH
- Average rainfall days in December: 8.7 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 December
Moultonborough, NH
- Average snowfall in December: 5.16"
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 December
Moultonborough, NH
- Average snowfall days in December: 18.4 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 December /
Average sunshine in December
Moultonborough, NH
- Average daylight in December: 9h and 0min
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 December: 3h and 48min
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 December
Moultonborough, NH
- Average sunshine days in December: 12.5 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 December
Moultonborough, NH
- Average UV index in December: 1
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 December
Moultonborough, NH
- Average cloud cover in December: 62
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 December
Moultonborough, NH
- Average visibility in December: 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).
