December weather forecast
Farson, WY

Weather in December

December, the first month of the winter in Farson, is also a subzero cold month, with temperature in the range of an average low of 5.9°F (-14.5°C) and an average high of 23.9°F (-4.5°C).

Temperature

December is the coldest month, with an average high-temperature of 23.9°F (-4.5°C) and an average low-temperature of 5.9°F (-14.5°C).

Humidity

The average relative humidity in December in Farson, Wyoming, is 83%.

Rainfall

In Farson, Wyoming, it is raining for 7.2 days, with typically 0.55" (14mm) of accumulated precipitation. Throughout the year, there are 102.6 rainfall days, and 10.75" (273mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Farson are January through June, September through December. In Farson, during 13.5 snowfall days, 4.33" (110mm) of snow is typically accumulated. In Farson, during the entire year, snow falls for 86.8 days and aggregates up to 41.77" (1061mm) of snow.

Daylight

The month with the shortest days in Farson is December, with an average of 9h and 10min of daylight.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:47 pm. On the last day of December, sunrise is at 7:45 am and sunset at 4:55 pm MST.

Sunshine

In December, the average sunshine is 6.5h.

UV index

The months with the lowest UV index in Farson are January through April, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always 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.
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FAQ

What is the coldest month in Farson?

The coldest month is December, with an average high-temperature of 23.9°F (-4.5°C) and an average low-temperature of 5.9°F (-14.5°C).

What is the average humidity in December in Farson?

In December, the average relative humidity in Farson is 83%.

How much does it rain in Farson in December?

In December, the rain falls for 7.2 days. Throughout December, 0.55" (14mm) of precipitation is accumulated.

How much does it snow in Farson in December?

In Farson, during December, snow falls for 13.5 days and regularly aggregates up to 4.33" (110mm) of snow.

What is the month with the shortest days in Farson?

With an average of 9h and 10min of daylight, December has the shortest days of the year in Farson, Wyoming.

How many hours of daylight does Farson have in December?

In December, the average day length in Farson, Wyoming, is 9h and 10min.

When are sunrise and sunset in December in Farson?

On the first day of December in Farson, sunrise is at 7:26 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:55 pm MST.

How many hours of sunshine does Farson have in December?

The average sunshine duration in December in Farson, Wyoming, is 6.5h.

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

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

What is the UV index reading in December in Farson?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Farson, WY

Average temperature in December - Farson, WY
  • Average high temperature in December: 23.9°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is December (23.9°F).

  • Average low temperature in December: 5.9°F

The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

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Average pressure in December
Farson, WY

Average pressure in December - Farson, WY
  • Average pressure in December: 30.24"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Farson, WY

Average wind speed in December - Farson, WY
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is June (8.1mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).

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Average humidity in December
Farson, WY

Average humidity in December - Farson, WY
  • Average humidity in December: 83%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (34%).

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Average rainfall in December
Farson, WY

Average rainfall in December - Farson, WY
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is August (0.51").

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Average rainfall days in December
Farson, WY

Average rainfall days in December - Farson, WY
  • Average rainfall days in December: 7.2 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (5.5 days).

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Average snowfall in December
Farson, WY

Average snowfall in December - Farson, WY
  • Average snowfall in December: 4.33"

The month with the highest snowfall is February (7.32").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Farson, WY

Average snowfall days in December - Farson, WY
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is March (15.7 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Farson, WY

Average daylight in December / Average sunshine in December - Farson, WY
  • Average daylight in December: 9h and 10min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 10min).

  • Average sunshine in December: 6h and 30min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

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Average sunshine days in December
Farson, WY

Average sunshine days in December - Farson, WY
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is May (9.7 days).

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Average UV index in December
Farson, WY

Average UV index in December - Farson, WY
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The 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
Farson, WY

Average cloud cover in December - Farson, WY
  • Average cloud cover in December: 34

The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 11).

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Average visibility in December
Farson, WY

Average visibility in December - Farson, WY
  • 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 and February (4mi).

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