December weather forecastWinnisquam, NH
December
Weather in December
The first month of the winter, December, is also an icy month in Winnisquam, New Hampshire, with temperature in the range of an average high of 32.4°F (0.2°C) and an average low of 21.7°F (-5.7°C).Temperature
The onset of December coincides with a reduction in the average high-temperature, falling from a frosty 43.7°F (6.5°C) in November to a cold 32.4°F (0.2°C). In Winnisquam, an average nighttime temperature of 21.7°F (-5.7°C) is expected during December.Humidity
In Winnisquam, the average relative humidity in December is 81%.Rainfall
In Winnisquam, New Hampshire, in December, during 8.7 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. Throughout the year, there are 132.1 rainfall days, and 29.25" (743mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Winnisquam, in December, during 9.9 snowfall days, 6.93" (176mm) of snow is typically accumulated. In Winnisquam, during the entire year, snow falls for 56.1 days and aggregates up to 40.39" (1026mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 6:59 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:19 pm EST.
Sunshine
In Winnisquam, the average sunshine in December is 4.4h.UV index
In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Winnisquam, NH
- Average high temperature in December: 32.4°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in December: 21.7°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 (13.5°F).
Average pressure in December
Winnisquam, 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
Winnisquam, NH
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is January (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Winnisquam, NH
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Winnisquam, NH
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Winnisquam, NH
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is April (14.4 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in December
Winnisquam, NH
- Average snowfall in December: 6.93"
The month with the highest snowfall is February (10.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Winnisquam, NH
- Average snowfall days in December: 9.9 days
The month with the highest number of snowfall days is February (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Winnisquam, 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: 4h and 24min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in December
Winnisquam, NH
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is March (12.8 days).
Average UV index in December
Winnisquam, NH
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in December
Winnisquam, NH
- Average cloud cover in December: 52
The month with the most cloud cover is March (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Winnisquam, NH
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February and September (4mi).
