December weather forecast
Pittsfield, NH

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Weather in December

The first month of the winter, December, is also a wintry month in Pittsfield, New Hampshire, with an average temperature fluctuating between 33.8°F (1°C) and 23.4°F (-4.8°C).

Temperature

With December's arrival, Pittsfield's weather changes as the average high-temperature falls from a frosty 45°F (7.2°C) in November to an icy 33.8°F (1°C). Pittsfield records an average temperature drop to a subzero cold 23.4°F (-4.8°C) in December.

Humidity

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

Rainfall

In Pittsfield, in December, it is raining for 8.7 days, with typically 2.95" (75mm) of accumulated precipitation. In Pittsfield, during the entire year, the rain falls for 139.2 days and collects up to 28.94" (735mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Pittsfield. In Pittsfield, in December, during 8.7 snowfall days, 6.42" (163mm) of snow is typically accumulated. In Pittsfield, during the entire year, snow falls for 46.5 days and aggregates up to 32.6" (828mm) of snow.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year in Pittsfield.
On the first day of the month, sunrise is at 6:58 am and sunset at 4:10 pm. On the last day of December, sunrise is at 7:17 am and sunset at 4:19 pm EST.

Sunshine

The average sunshine in December in Pittsfield is 4.7h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Pittsfield, New Hampshire. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Pittsfield?

The high-temperature in Pittsfield, New Hampshire, during December is 33.8°F (1°C) and the low-temperature is 23.4°F (-4.8°C).

What is the average humidity in December in Pittsfield?

In Pittsfield, the average relative humidity in December is 81%.

How many days does it rain in December in Pittsfield?

In Pittsfield, in December, during 8.7 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

How much does it snow in Pittsfield in December?

In Pittsfield, New Hampshire, during December, snow falls for 8.7 days and regularly aggregates up to 6.42" (163mm) of snow.

What is the month with the shortest days in Pittsfield?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

What is the average length of the day in December in Pittsfield?

In December, the average day length is 9h and 2min.

What time are sunrise and sunset in December in Pittsfield?

In December, on the first day of the month, sunrise is at 6:58 am and sunset at 4:10 pm. On the last day of the month, in Pittsfield, sunrise is at 7:17 am and sunset at 4:19 pm EST.

How many hours of sunshine does Pittsfield have in December?

In December, the average sunshine duration in Pittsfield, New Hampshire, is 4.7h.

When is the lowest UV index in Pittsfield?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Pittsfield.

What is the UV index reading in December in Pittsfield?

In Pittsfield, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Pittsfield, NH

Average temperature in December - Pittsfield, NH
  • Average high temperature in December: 33.8°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in December: 23.4°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in December
Pittsfield, NH

Average pressure in December - Pittsfield, 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
Pittsfield, NH

Average wind speed in December - Pittsfield, NH
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in December
Pittsfield, NH

Average humidity in December - Pittsfield, NH
  • Average humidity in December: 81%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is April (74%).

Average rainfall in December
Pittsfield, NH

Average rainfall in December - Pittsfield, NH
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in December
Pittsfield, NH

Average rainfall days in December - Pittsfield, NH
  • Average rainfall days in December: 8.7 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (6.7 days).

Average snowfall in December
Pittsfield, NH

Average snowfall in December - Pittsfield, NH
  • Average snowfall in December: 6.42"

The month with the highest snowfall is February (7.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Pittsfield, NH

Average snowfall days in December - Pittsfield, NH
  • Average snowfall days in December: 8.7 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Pittsfield, NH
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Pittsfield, NH

Average sunshine days in December - Pittsfield, NH
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is March (13.1 days).

Average UV index in December
Pittsfield, NH

Average UV index in December - Pittsfield, NH
  • Average UV index in December: 2

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in December
Pittsfield, NH

Average cloud cover in December - Pittsfield, NH
  • Average cloud cover in December: 48

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Pittsfield, NH

Average visibility in December - Pittsfield, NH
  • Average visibility in December: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

Pittsfield, New Hampshire, USA

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