December weather forecast
Fallon, ND

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Weather in December

December, the first month of the winter in Fallon, is still a freezing cold month, with temperature in the range of an average high of 23°F (-5°C) and an average low of 11.3°F (-11.5°C).

Temperature

In December, the average high-temperature decreases considerably from a cold 38.5°F (3.6°C) in November to a freezing cold 23°F (-5°C). Throughout December, an average low-temperature of 11.3°F (-11.5°C) is experienced in Fallon.

Humidity

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

Rainfall

In Fallon, North Dakota, during December, the rain falls for 2.9 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, in Fallon, there are 94.3 rainfall days, and 14.29" (363mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 12.8 days and accumulates 3.31" (84mm) of snow.

Daylight

December has the shortest days of the year in Fallon, North Dakota, with an average of 8h and 42min of daylight.
On the first day of the month, sunrise is at 8:08 am and sunset at 4:58 pm. On the last day of December, in Fallon, North Dakota, sunrise is at 8:28 am and sunset at 5:07 pm CST.

Sunshine

The average sunshine in December is 4.1h.

UV index

November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

How cold is December in Fallon?

The high-temperature, in December, in Fallon, is 23°F (-5°C), while the low-temperature averages to 11.3°F (-11.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 84.2°F (29°C).

What is the average humidity in December in Fallon?

The average relative humidity in December is 87%.

How much does it rain in Fallon in December?

In Fallon, during December, the rain falls for 2.9 days and regularly aggregates up to 0.63" (16mm) of precipitation.

What is the snowiest month in Fallon?

The month with the most snowfall in Fallon, North Dakota, is December, when snow falls for 12.8 days and typically aggregates up to 3.31" (84mm) of snow.

How many days does it snow in December in Fallon?

In December, in Fallon, it is snowing for 12.8 days. Throughout December, 3.31" (84mm) of snow is accumulated.

What is the month with the shortest days in Fallon?

The month with the shortest days is December, with an average of 8h and 42min of daylight.

How many hours of daylight does Fallon have in December?

In Fallon, the average day length in December is 8h and 39min.

When is the sunrise / sunset in December in Fallon?

On the first day of December, sunrise is at 8:08 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 8:28 am and sunset at 5:07 pm CST.

How many hours of sunshine does Fallon have in December?

In December, the average sunshine duration in Fallon, North Dakota, is 4.1h.

When is the lowest UV index in Fallon?

November and December, with an average maximum UV index of 1, are months with the lowest UV index in Fallon.

What is the UV index reading in December in Fallon?

In December, the average daily maximum UV index in Fallon is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Fallon, ND

Average temperature in December - Fallon, ND
  • Average high temperature in December: 23°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in December: 11.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in December
Fallon, ND

Average pressure in December - Fallon, ND
  • Average pressure in December: 30.14"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
Fallon, ND

Average wind speed in December - Fallon, ND
  • Average wind speed in December: 9.8mph

The windiest months (with the highest average wind speed) are April and October (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

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Average humidity in December
Fallon, ND

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

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in December
Fallon, ND

Average rainfall in December - Fallon, ND
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in December
Fallon, ND

Average rainfall days in December - Fallon, ND
  • Average rainfall days in December: 2.9 days

The month with the highest number of rainy days is June (13.1 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in December
Fallon, ND

Average snowfall in December - Fallon, ND
  • Average snowfall in December: 3.31"

The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Fallon, ND

Average snowfall days in December - Fallon, ND
  • Average snowfall days in December: 12.8 days

The month with the highest number of snowfall days is December (12.8 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
Fallon, ND

Average daylight in December / Average sunshine in December - Fallon, ND
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Fallon, ND

Average sunshine days in December - Fallon, ND
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (14.6 days).

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Average UV index in December
Fallon, ND

Average UV index in December - Fallon, ND
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in December
Fallon, ND

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

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in December
Fallon, ND

Average visibility in December - Fallon, ND
  • Average visibility in December: 5mi

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

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Fallon, North Dakota, USA

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