December weather forecast
East Andover, NH

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Weather in December

December, the first month of the winter in East Andover, is also a wintry month, with an average temperature fluctuating between 32.4°F (0.2°C) and 21.7°F (-5.7°C).

Temperature

The transition into December involves a decrease in the average high-temperature, falling from a chilly 43.5°F (6.4°C) in November to an icy 32.4°F (0.2°C). An average low-temperature of 21.7°F (-5.7°C) marks the month of December in East Andover.

Humidity

The average relative humidity in December is 81%.

Rainfall

In December, in East Andover, the rain falls for 9.5 days. Throughout December, 2.8" (71mm) of precipitation is accumulated. In East Andover, during the entire year, the rain falls for 139.8 days and collects up to 28.19" (716mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 8.9 days. Throughout December, 6.54" (166mm) of snow is accumulated. Throughout the year, in East Andover, there are 50.4 snowfall days, and 32.8" (833mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 7:00 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:20 pm EST.

Sunshine

In December, the average sunshine is 4.5h.

UV index

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in East Andover?

The average high-temperature and low-temperature during December are 32.4°F (0.2°C) and 21.7°F (-5.7°C) respectively.

What is the average humidity in December in East Andover?

In December, the average relative humidity in East Andover, New Hampshire, is 81%.

How many days does it rain in December in East Andover?

In December, in East Andover, the rain falls for 9.5 days. Throughout December, 2.8" (71mm) of precipitation is accumulated.

How much does it snow in East Andover in December?

In East Andover, in December, snow falls for 8.9 days, with typically accumulated 6.54" (166mm) of snow.

What is the month with the shortest days in East Andover?

The month with the shortest days in East Andover is December, with an average of 9h and 0min of daylight.

What is the average length of the day in December in East Andover?

The average day length in December in East Andover, New Hampshire, is 9h and 1min.

What time are sunrise and sunset in December in East Andover?

On the first day of December in East Andover, sunrise is at 7:00 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:20 pm EST.

How long on average sun shines in December in East Andover?

The average sunshine duration in December is 4.5h.

How high is the UV index in December in East Andover?

In East Andover, New Hampshire, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
East Andover, NH

Average temperature in December - East Andover, NH
  • Average high temperature in December: 32.4°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 (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 (13.6°F).

Average pressure in December
East Andover, NH

Average pressure in December - East Andover, NH
  • Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
East Andover, NH

Average wind speed in December - East Andover, NH
  • Average wind speed in December: 6.8mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
East Andover, NH

Average humidity in December - East Andover, 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
East Andover, NH

Average rainfall in December - East Andover, NH
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is October (3.23").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in December
East Andover, NH

Average rainfall days in December - East Andover, NH
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is February (6.6 days).

Average snowfall in December
East Andover, NH

Average snowfall in December - East Andover, NH
  • Average snowfall in December: 6.54"

The month with the highest snowfall is February (8.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
East Andover, NH

Average snowfall days in December - East Andover, NH
  • Average snowfall days in December: 8.9 days

The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
East Andover, NH

Average daylight in December / Average sunshine in December - East Andover, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in December
East Andover, NH

Average sunshine days in December - East Andover, NH
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is March (12.5 days).

Average UV index in December
East Andover, NH

Average UV index in December - East Andover, 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
East Andover, NH

Average cloud cover in December - East Andover, NH
  • Average cloud cover in December: 52

The months with the most cloud cover are February and March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
East Andover, NH

Average visibility in December - East Andover, 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).

East Andover, New Hampshire, USA

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