December weather forecast
Forman, ND

Weather in December

The first month of the winter, December, is still a freezing cold month in Forman, North Dakota, with an average temperature varying between 12.2°F (-11°C) and 22.6°F (-5.2°C).

Temperature

In Forman, the average high-temperature in December declines considerably from a wintry 39.2°F (4°C) in November to a freezing cold 22.6°F (-5.2°C). In December, the average low-temperature is 12.2°F (-11°C).

Humidity

In December, the average relative humidity in Forman is 87%.

Rainfall

In Forman, in December, during 3.9 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Forman, during the entire year, the rain falls for 109.5 days and collects up to 20.39" (518mm) of precipitation.

Snowfall

Months with snowfall in Forman are January through May, October through December. December is the month with the most snowfall in Forman. Snow falls for 15.2 days and accumulates 4.61" (117mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 42min of daylight.
On the first day of December, sunrise is at 7:52 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 4:54 pm CST.

Sunshine

The average sunshine in December in Forman is 3.9h.

UV index

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 for the ordinary person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged 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. 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. 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 average humidity in December in Forman?

In December, the average relative humidity is 87%.

How much does it rain in Forman in December?

In Forman, in December, it is raining for 3.9 days, with typically 1.02" (26mm) of accumulated precipitation.

When does it snow the most in Forman?

December is the month with the most snowfall in Forman, North Dakota. Snow falls for 15.2 days and accumulates 4.61" (117mm) of snow.

How many days does it snow in December in Forman?

In Forman, North Dakota, during December, snow falls for 15.2 days and regularly aggregates up to 4.61" (117mm) of snow.

What is the month with the shortest days in Forman?

With an average of 8h and 42min of daylight, December has the shortest days of the year in Forman.

How many hours of daylight does Forman have in December?

The average day length in December is 8h and 42min.

What time are sunrise and sunset in December in Forman?

On the first day of December, sunrise is at 7:52 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 4:54 pm CST.

How long on average sun shines in December in Forman?

In Forman, North Dakota, the average sunshine duration in December is 3.9h.

What is the UV index intensity in December in Forman?

In Forman, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.

Average temperature in December
Forman, ND

Average temperature in December - Forman, ND
  • Average high temperature in December: 22.6°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in December: 12.2°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

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Average pressure in December
Forman, ND

Average pressure in December - Forman, ND
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Forman, ND

Average wind speed in December - Forman, ND
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

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Average humidity in December
Forman, ND

Average humidity in December - Forman, ND
  • Average humidity in December: 87%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are August and September (62%).

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Average rainfall in December
Forman, ND

Average rainfall in December - Forman, ND
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in December
Forman, ND

Average rainfall days in December - Forman, ND
  • Average rainfall days in December: 3.9 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.4 days).

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Average snowfall in December
Forman, ND

Average snowfall in December - Forman, ND
  • Average snowfall in December: 4.61"

The month with the highest snowfall is December (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Forman, ND

Average snowfall days in December - Forman, ND
  • Average snowfall days in December: 15.2 days

The month with the highest number of snowfall days is January (15.3 days).
The 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
Forman, ND

Average daylight in December / Average sunshine in December - Forman, ND
  • Average daylight in December: 8h and 42min

The month with the longest days is June (Average daylight: 15h and 43min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 3.9h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days in December
Forman, ND

Average sunshine days in December - Forman, ND
  • Average sunshine days in December: 15 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in December
Forman, ND

Average UV index in December - Forman, ND
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).

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Average cloud cover in December
Forman, ND

Average cloud cover in December - Forman, ND
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in December
Forman, ND

Average visibility in December - Forman, ND
  • Average visibility in December: 6mi

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

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