December weather forecast and climate
Litchfield, NH

The first month of the winter, December, is also a wintry month in Litchfield, New Hampshire, with average temperature ranging between max 36.5°F (2.5°C) and min 25.7°F (-3.5°C).

Temperature

In December, the average high-temperature drops, from a frosty 47.3°F (8.5°C) in November, to a cold 36.5°F (2.5°C). The average low-temperature, in Litchfield, New Hampshire, is 25.7°F (-3.5°C).

Humidity

The average relative humidity in Litchfield is 79%.

Rainfall

In December, the rain falls for 6.1 days. Throughout December, 0.63" (16mm) of precipitation is accumulated. Throughout the year, in Litchfield, New Hampshire, there are 91.2 rainfall days, and 7.24" (184mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. Months with the most snowfall in Litchfield are February and December, with an average 1.26" (32mm) of accumulated snow.

Daylight

The month with the shortest days in Litchfield is December, with an average of 9.1h of daylight.

Sunshine

The average sunshine in Litchfield is 4.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Litchfield. A UV Index value of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 2 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Litchfield?

The average high-temperature, in December, in Litchfield, New Hampshire, is 36.5°F (2.5°C), while the average low-temperature is 25.7°F (-3.5°C).

What is the average humidity in December in Litchfield?

In Litchfield, New Hampshire, the average relative humidity in December is 79%.

How much does it rain in Litchfield in December?

In December, in Litchfield, New Hampshire, the rain falls for 6.1 days. Throughout December, 0.63" (16mm) of precipitation is accumulated.

How much does it snow in Litchfield in December?

In Litchfield, New Hampshire, in December, during 3.8 snowfall days, 1.26" (32mm) of snow is typically accumulated.

When does it snow the most in Litchfield?

Months with the most snowfall in Litchfield, New Hampshire, are February and December, with an average 1.26" (32mm) of accumulated snow.

What is the month with the shortest days in Litchfield?

With an average of 9.1h of daylight, December has the shortest days of the year in Litchfield.

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

In December, the average length of the day in Litchfield is 9.1h.

How many hours of sunshine does Litchfield have in December?

In December, the average sunshine is 4.9h.

When is the lowest UV index in Litchfield?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Litchfield, New Hampshire.

What is the UV index intensity in December in Litchfield?

In Litchfield, New Hampshire, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV radiation.
Average temperature in December - Litchfield, NH
  • Average high temperature in December: 2.5°C

The warmest month (with the highest average high temperature) is July (27.8°C).
The month with the lowest average high temperature is January (-0.6°C).

  • Average low temperature in December: -3.5°C

The month with the highest average low temperature is July (16.4°C).
The coldest month (with the lowest average low temperature) is January (-7.8°C).

Average pressure in December - Litchfield, NH
  • Average pressure in December: 1017.2mbar

The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in December - Litchfield, NH
  • Average wind speed in December: 12.3km/h

The windiest month (with the highest average wind speed) is January (13.1km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).

Average humidity in December - Litchfield, NH
  • Average humidity in December: 79%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (71%).

Average rainfall in December - Litchfield, NH
  • Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is November (20mm).
The driest month (with the least rainfall) is September (7mm).

Average rainfall days in December - Litchfield, NH
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is June (10.4 days).
The month with the least rainy days is January (3.5 days).

Average snowfall in December - Litchfield, NH
  • Average snowfall in December: 32mm

Months with the highest snowfall are February and December (32mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Litchfield, NH
  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is February (6.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Litchfield, NH
  • Average daylight in December: 9.1h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in December: 4.9h

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 - Litchfield, NH
  • Average sunshine days in December: 21.8 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (17.3 days).

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December - Litchfield, NH
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December - Litchfield, NH
  • Average visibility in December: 9km

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