December weather forecast and climate
Pittsfield, NH

The first month of the winter, December, is still a cold month in Pittsfield, New Hampshire, with average temperature ranging between min 23.4°F (-4.8°C) and max 33.8°F (1°C).

Temperature

In Pittsfield, the average high-temperature in December decreases, from a chilly 45°F (7.2°C) in November, to a cold 33.8°F (1°C). In December, the average low-temperature is 23.4°F (-4.8°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Pittsfield, New Hampshire, in December, during 8.7 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Pittsfield, there are 139.2 rainfall days, and 28.94" (735mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Pittsfield, snow falls for 8.7 days, with typically accumulated 6.42" (163mm) of snow. 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 of daylight, December has the shortest days of the year.

Sunshine

In Pittsfield, the average sunshine in December 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. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 in December interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Pittsfield?

The average high-temperature, in December, in Pittsfield, is 33.8°F (1°C), while the average 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 much does it rain in Pittsfield in December?

In December, the rain falls for 8.7 days. Throughout December, 2.95" (75mm) of precipitation is accumulated.

How many days does it snow in December in Pittsfield?

In December, in Pittsfield, it is snowing for 8.7 days. Throughout December, 6.42" (163mm) of snow is accumulated.

What is the month with the shortest days in Pittsfield?

With an average of 9h of daylight, December has the shortest days of the year in Pittsfield, New Hampshire.

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

In December, the average length of the day in Pittsfield, New Hampshire, is 9h.

How long on average sun shines in December in Pittsfield?

The average sunshine in December in Pittsfield is 4.7h.

What are the months with the lowest UV index in Pittsfield?

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

What is the UV index intensity in December in Pittsfield?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in December - Pittsfield, NH
  • Average high temperature in December: 1°C

The warmest month (with the highest average high temperature) is July (26.6°C).
The month with the lowest average high temperature is January (-2.3°C).

  • Average low temperature in December: -4.8°C

The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is January (-9.3°C).

Average pressure in December - Pittsfield, NH
  • Average pressure in December: 1017mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in December - Pittsfield, NH
  • Average wind speed in December: 11.7km/h

The windiest month (with the highest average wind speed) is January (12.7km/h).
The calmest months (with the lowest average wind speed) are July and August (7.8km/h).

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

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: 75mm

The wettest month (with the highest rainfall) is October (81mm).
The driest month (with the least rainfall) is September (40mm).

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: 163mm

The month with the highest snowfall is February (200mm).
Months with the least snowfall are June, July, August and September (0mm).

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).
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: 9h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in December: 4.7h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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: 2

Months with the highest UV index are July and August (UV index 6).
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: 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: 8km

The month with the highest visibility is April (9km).
Months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (8km).