December weather forecast
Fort Bridger, WY

Weather in December

The first month of the winter, December, is still a freezing cold month in Fort Bridger, Wyoming, with average temperature fluctuating between 26.6°F (-3°C) and 12.6°F (-10.8°C).

Temperature

December is the coldest month, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 12.6°F (-10.8°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

In Fort Bridger, it is raining for 8.3 days, with typically 0.79" (20mm) of accumulated precipitation. In Fort Bridger, during the entire year, the rain falls for 112.2 days and collects up to 11.57" (294mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Fort Bridger. In Fort Bridger, in December, snow falls for 13.3 days, with typically accumulated 5.79" (147mm) of snow. In Fort Bridger, during the entire year, snow falls for 85.7 days, and aggregates up to 41.18" (1046mm) of snow.

Daylight

With an average of 9.2h of daylight, December has the shortest days of the year.

Sunshine

With an average of 6.4h of sunshine, December has the least sunshine of the year in Fort Bridger.

UV index

Months with the lowest UV index 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 vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 2 transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. 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. 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 Fort Bridger?

The coldest month is December, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 12.6°F (-10.8°C).

What is the average humidity in December in Fort Bridger?

The average relative humidity in December in Fort Bridger, Wyoming, is 80%.

How many days does it rain in December in Fort Bridger?

In Fort Bridger, Wyoming, in December, it is raining for 8.3 days, with typically 0.79" (20mm) of accumulated precipitation.

How much does it snow in Fort Bridger in December?

In December, in Fort Bridger, Wyoming, it is snowing for 13.3 days. Throughout December, 5.79" (147mm) of snow is accumulated.

What is the month with the shortest days in Fort Bridger?

December has the shortest days of the year in Fort Bridger, with an average of 9.2h of daylight.

What is the average length of the day in December in Fort Bridger?

In December, the average length of the day is 9.2h.

What is the month with the least sunshine in Fort Bridger?

The month with the least sunshine in Fort Bridger, Wyoming, is December, with an average of 6.4h of sunshine.

How long on average sun shines in December in Fort Bridger?

The average sunshine in December in Fort Bridger is 6.4h.

What are the months with the lowest UV index in Fort Bridger?

Months with the lowest UV index in Fort Bridger, Wyoming, are January through April, October through December, with an average maximum UV index of 2.

How high is the UV index in December in Fort Bridger?

In December, the average daily maximum UV index in Fort Bridger, Wyoming, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in December
Fort Bridger, WY

Average temperature in December - Fort Bridger, WY
  • Average high temperature in December: 26.6°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 (26.6°F).

  • Average low temperature in December: 12.6°F

The month with the highest average low temperature is July (55.6°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

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Average pressure in December
Fort Bridger, WY

Average pressure in December - Fort Bridger, WY
  • Average pressure in December: 30.24"

The month with the highest atmospheric pressure is January (30.28").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in December
Fort Bridger, WY

Average wind speed in December - Fort Bridger, WY
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in December
Fort Bridger, WY

Average humidity in December - Fort Bridger, WY
  • Average humidity in December: 80%

Months with the highest relative humidity are January and February (82%).
Months with the lowest relative humidity are July and August (36%).

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Average rainfall in December
Fort Bridger, WY

Average rainfall in December - Fort Bridger, WY
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is May (2.01").
The driest months (with the least rainfall) are January and July (0.63").

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Average rainfall days in December
Fort Bridger, WY

Average rainfall days in December - Fort Bridger, WY
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is November (6 days).

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Average snowfall in December
Fort Bridger, WY

Average snowfall in December - Fort Bridger, WY
  • Average snowfall in December: 5.79"

The month with the highest snowfall is March (8.78").
Months with the least snowfall are July and August (0").

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Average snowfall days in December
Fort Bridger, WY

Average snowfall days in December - Fort Bridger, WY
  • Average snowfall days in December: 13.3 days

The month with the highest number of snowfall days is March (15.1 days).
Months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Fort Bridger, WY

Average daylight in December / Average sunshine in December - Fort Bridger, WY
  • Average daylight in December: 9.2h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in December: 6.4h

Months with the most sunshine are July and August (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 6.4h).

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Average sunshine days in December
Fort Bridger, WY

Average sunshine days in December - Fort Bridger, WY
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is April (9.4 days).

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Average UV index in December
Fort Bridger, WY

Average UV index in December - Fort Bridger, WY
  • 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
Fort Bridger, WY

Average cloud cover in December - Fort Bridger, WY
  • Average cloud cover in December: 33

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 12).

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Average visibility in December
Fort Bridger, WY

Average visibility in December - Fort Bridger, WY
  • Average visibility in December: 6mi

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

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