Concord
New Hampshire, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Concord, NH

A rocky coast overlooking beach homes in Rye, Concord point, New Hampshire
A rocky coast overlooking beach homes in Rye, Concord point, New Hampshire
  • Average high temperature in December: 36.3°F

The warmest month (with the highest average high temperature) is July (82.3°F).
The month with the lowest average high temperature is January (30.8°F).

  • Average low temperature in December: 17.2°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 (10.4°F).

  • Average humidity in December: 72.3%

The month with the highest relative humidity is September (76.3%).
The month with the lowest relative humidity is April (62%).

  • Average rainfall in December: 3.2"

The wettest month (with the highest rainfall) is October (4").
The driest month (with the lowest rainfall) is February (2.6").

  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is June (12.7 days).
The month with the lowest number of rainy days is September (9.3 days).

  • Average snowfall in December: 14.5"

The month with the highest snowfall is January (18.1").
Months with the lowest snowfall are May, June, July, August, September and October (0").

  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is January (8.2 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

  • Average daylight in December: 9h

Months with the longest days are May, June and July (Average daylight: 15h).
Months with shortest days are January and December (Average daylight: 9h).

  • Average sunshine in December: 4.3h

The month with most sunshine is July (Average sunshine: 9.5h).
Months with least sunshine are November and December (Average sunshine: 4.3).

  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).

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