December weather forecast
Pine Haven, WY

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Weather in December

December, the first month of the winter in Pine Haven, is also a subzero cold month, with temperature in the range of an average low of 17.2°F (-8.2°C) and an average high of 29.7°F (-1.3°C).

Temperature

December is Pine Haven's coldest month, registering average high temperatures of 29.7°F (-1.3°C) and lows of 17.2°F (-8.2°C).

Humidity

In Pine Haven, the average relative humidity in December is 75%.

Rainfall

In Pine Haven, Wyoming, during December, the rain falls for 1.8 days and regularly aggregates up to 0.43" (11mm) of precipitation. Throughout the year, in Pine Haven, there are 108.7 rainfall days, and 15.71" (399mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Pine Haven, Wyoming, in December, during 6.2 snowfall days, 1.81" (46mm) of snow is typically accumulated. In Pine Haven, Wyoming, during the entire year, snow falls for 50.6 days and aggregates up to 20.51" (521mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 54min of daylight.
On the first day of December in Pine Haven, Wyoming, sunrise is at 7:15 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:30 pm MST.

Sunshine

In December, the average sunshine is 5.9h.

UV index

January, February, April, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Pine Haven. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 2 in December translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Pine Haven?

The month of December sees the average lowest temperatures in Pine Haven, Wyoming, reaching 29.7°F (-1.3°C) at the peak and 17.2°F (-8.2°C) at the low.

How cold is December in Pine Haven?

The average high-temperature and low-temperature in Pine Haven during December are 29.7°F (-1.3°C) and 17.2°F (-8.2°C) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is computed to be 82.4°F (28°C).

What is the average humidity in December in Pine Haven?

In December, the average relative humidity in Pine Haven, Wyoming, is 75%.

How much does it rain in Pine Haven in December?

In Pine Haven, Wyoming, during December, the rain falls for 1.8 days and regularly aggregates up to 0.43" (11mm) of precipitation.

How much does it snow in Pine Haven in December?

In Pine Haven, Wyoming, in December, during 6.2 snowfall days, 1.81" (46mm) of snow is typically accumulated.

What is the month with the shortest days in Pine Haven?

December has the shortest days of the year, with an average of 8h and 54min of daylight.

What is the average length of the day in December in Pine Haven?

In December, the average day length in Pine Haven is 8h and 55min.

What time are sunrise and sunset in December in Pine Haven?

On the first day of December in Pine Haven, Wyoming, sunrise is at 7:15 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:30 pm MST.

How long on average sun shines in December in Pine Haven?

In December, the average sunshine duration is 5.9h.

When is the lowest UV index in Pine Haven?

January, February, April, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Pine Haven, Wyoming.

What is the UV index intensity in December in Pine Haven?

In December, the average daily maximum UV index in Pine Haven is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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
Pine Haven, WY

Average temperature in December - Pine Haven, WY
  • Average high temperature in December: 29.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in December: 17.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).

Average pressure in December
Pine Haven, WY

Average pressure in December - Pine Haven, WY
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Pine Haven, WY

Average wind speed in December - Pine Haven, WY
  • Average wind speed in December: 11mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (9.1mph).

Average humidity in December
Pine Haven, WY

Average humidity in December - Pine Haven, WY
  • Average humidity in December: 75%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (41%).

Average rainfall in December
Pine Haven, WY

Average rainfall in December - Pine Haven, WY
  • Average rainfall in December: 0.43"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in December
Pine Haven, WY

Average rainfall days in December - Pine Haven, WY
  • Average rainfall days in December: 1.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (1.5 days).

Average snowfall in December
Pine Haven, WY

Average snowfall in December - Pine Haven, WY
  • Average snowfall in December: 1.81"

The month with the highest snowfall is April (3.82").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Pine Haven, WY

Average snowfall days in December - Pine Haven, WY
  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is February (9.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Pine Haven, WY

Average daylight in December / Average sunshine in December - Pine Haven, WY
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

Average sunshine days in December
Pine Haven, WY

Average sunshine days in December - Pine Haven, WY
  • Average sunshine days in December: 22.4 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in December
Pine Haven, WY

Average UV index in December - Pine Haven, WY
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, April, November and December (UV index 2).

Average cloud cover in December
Pine Haven, WY

Average cloud cover in December - Pine Haven, WY
  • Average cloud cover in December: 39

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Pine Haven, WY

Average visibility in December - Pine Haven, WY
  • Average visibility in December: 6mi

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

Pine Haven, Wyoming, USA

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