December weather forecast
Lincoln, NH

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A beautiful autumn view of the Pemigewasset River footbridge in Lincoln, New Hampshire
A beautiful autumn view of the Pemigewasset River footbridge in Lincoln, New Hampshire

Weather in December

December is dominated by winter weather in Lincoln, exhibiting average high temperatures of only 27.5°F (-2.5°C) and lows of 18.1°F (-7.7°C). The increased cloud cover of 69% adds to the wintry feel of the city, providing an ambiance perfectly suited for Christmas and New Year festivities. December sees a significant rise in snowfall, averaging 2.95" (75mm), providing the perfect conditions for winter sports. Alongside this, the city receives the least amount of sunshine and productive daylight hours throughout the year. As a new year approaches, locals can expect cold temperatures, increased snowfall, and festive celebrations to continue well into January.

Temperature

December in Lincoln shows a mild decline in the average high-temperature, falling from November's cold 39.2°F (4°C) to a freezing cold 27.5°F (-2.5°C). Throughout the month of December, Lincoln observes an average nighttime temperature of 18.1°F (-7.7°C).

Humidity

In December, the average relative humidity in Lincoln is 86%.

Rainfall

In Lincoln, in December, it is raining for 8.3 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, in Lincoln, there are 126 rainfall days, and 13.66" (347mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Lincoln. In Lincoln, in December, snow falls for 17.1 days, with typically accumulated 2.95" (75mm) of snow. Throughout the year, in Lincoln, there are 91.5 snowfall days, and 21.85" (555mm) 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 the month, sunrise is at 7:02 am and sunset at 4:09 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:18 pm EST.

Sunshine

In December, the average sunshine in Lincoln is 3.2h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

How cold is December in Lincoln?

Lincoln in December has an average high-temperature of 27.5°F (-2.5°C) and an average low-temperature of 18.1°F (-7.7°C).

What is the average humidity in December in Lincoln?

The average relative humidity in December in Lincoln is 86%.

How much does it rain in Lincoln in December?

In Lincoln, in December, it is raining for 8.3 days, with typically 1.02" (26mm) of accumulated precipitation.

How many days does it snow in December in Lincoln?

In Lincoln, New Hampshire, during December, snow falls for 17.1 days and regularly aggregates up to 2.95" (75mm) of snow.

What is the month with the shortest days in Lincoln?

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

How many hours of daylight does Lincoln have in December?

In December, the average day length is 8h and 57min.

When is the sunrise / sunset in December in Lincoln?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 4:09 pm. On the last day of the month, in Lincoln, New Hampshire, sunrise is at 7:21 am and sunset at 4:18 pm EST.

How long on average sun shines in December in Lincoln?

The average sunshine duration in December in Lincoln, New Hampshire, is 3.2h.

When is the lowest UV index in Lincoln?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1.

What is the UV index reading in December in Lincoln?

In December, the average daily maximum UV index in Lincoln is 1. A UV Index value of 2, and less, symbolizes 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
Lincoln, NH

Average temperature in December - Lincoln, NH
  • Average high temperature in December: 27.5°F

The warmest month (with the highest average high temperature) is July (75°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in December: 18.1°F

The month with the highest average low temperature is July (54.3°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

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Average pressure in December
Lincoln, NH

Average pressure in December - Lincoln, 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).

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Average wind speed in December
Lincoln, NH

Average wind speed in December - Lincoln, NH
  • Average wind speed in December: 6.5mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in December
Lincoln, NH

Average humidity in December - Lincoln, NH
  • Average humidity in December: 86%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (78%).

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Average rainfall in December
Lincoln, NH

Average rainfall in December - Lincoln, NH
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is April (1.5").
The driest month (with the least rainfall) is September (0.79").

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Average rainfall days in December
Lincoln, NH

Average rainfall days in December - Lincoln, NH
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is July (15.5 days).
The months with the least rainy days are January and February (5.3 days).

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Average snowfall in December
Lincoln, NH

Average snowfall in December - Lincoln, NH
  • Average snowfall in December: 2.95"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Lincoln, NH

Average snowfall days in December - Lincoln, NH
  • Average snowfall days in December: 17.1 days

The month with the highest number of snowfall days is February (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Lincoln, NH

Average daylight in December / Average sunshine in December - Lincoln, 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 1min

The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).

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Average sunshine days in December
Lincoln, NH

Average sunshine days in December - Lincoln, NH
  • Average sunshine days in December: 12.5 days

The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is February (10.2 days).

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Average UV index in December
Lincoln, NH

Average UV index in December - Lincoln, NH
  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in December
Lincoln, NH

Average cloud cover in December - Lincoln, NH
  • Average cloud cover in December: 69

The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 44).

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Average visibility in December
Lincoln, NH

Average visibility in December - Lincoln, 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).

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Lincoln, New Hampshire, USA

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