December weather forecast and climate
Conway, NH

Weather in December

The first month of the winter, December, is still a freezing cold month in Conway, New Hampshire, with temperature in the range of an average high of 30.6°F (-0.8°C) and an average low of 20.3°F (-6.5°C).

Temperature

In Conway, the average high-temperature drops, from a cold 42.4°F (5.8°C) in November, to a subzero cold 30.6°F (-0.8°C). In Conway, in December, the average low-temperature is 20.3°F (-6.5°C).

Humidity

In Conway, the average relative humidity is 81%.

Rainfall

In Conway, in December, during 12 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Conway, during the entire year, the rain falls for 156.4 days and collects up to 27.09" (688mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Conway, in December, snow falls for 11.3 days, with typically accumulated 7.36" (187mm) of snow. In Conway, during the entire year, snow falls for 62.3 days, and aggregates up to 42.32" (1075mm) of snow.

Daylight

December has the shortest days of the year in Conway, with an average of 9h of daylight.

Sunshine

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

UV index

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Conway?

In December, in Conway, the average high-temperature is 30.6°F (-0.8°C), and the average low-temperature is 20.3°F (-6.5°C).

What is the average humidity in December in Conway?

In December, the average relative humidity is 81%.

How many days does it rain in December in Conway?

In December, the rain falls for 12 days. Throughout December, 2.68" (68mm) of precipitation is accumulated.

How many days does it snow in December in Conway?

In Conway, New Hampshire, during December, snow falls for 11.3 days and regularly aggregates up to 7.36" (187mm) of snow.

What is the month with the shortest days in Conway?

December has the shortest days of the year in Conway, with an average of 9h of daylight.

How many hours of daylight does Conway have in December?

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

How long on average sun shines in December in Conway?

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

What is the month with the lowest UV index in Conway?

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

What is the UV index reading in December in Conway?

In Conway, New Hampshire, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation.

Average temperature in December
Conway, NH

Average temperature in December - Conway, NH
  • Average high temperature in December: 30.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.7°F).

  • Average low temperature in December: 20.3°F

The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

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Average pressure in December
Conway, NH

Average pressure in December - Conway, NH
  • Average pressure in December: 30.03"

The month with the highest atmospheric pressure is November (30.06").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in December
Conway, NH

Average wind speed in December - Conway, NH
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is January (6.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in December
Conway, NH

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

Months with the highest relative humidity are January and February (86%).
Months with the lowest relative humidity are May and November (77%).

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Average rainfall in December
Conway, NH

Average rainfall in December - Conway, NH
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in December
Conway, NH

Average rainfall days in December - Conway, NH
  • Average rainfall days in December: 12 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in December
Conway, NH

Average snowfall in December - Conway, NH
  • Average snowfall in December: 7.36"

The month with the highest snowfall is February (11.5").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Conway, NH

Average snowfall days in December - Conway, NH
  • Average snowfall days in December: 11.3 days

The month with the highest number of snowfall days is February (14.5 days).
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
Conway, NH

Average daylight in December / Average sunshine in December - Conway, 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: 10h).
The month with the least sunshine is February (Average sunshine: 4.4h).

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Average sunshine days in December
Conway, NH

Average sunshine days in December - Conway, NH
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is April (10.6 days).

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Average UV index in December
Conway, NH

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

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in December
Conway, NH

Average cloud cover in December - Conway, NH
  • Average cloud cover in December: 50

Months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in December
Conway, NH

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

Months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
Months with the lowest visibility are January, February and March (4mi).

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