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The weather in December in Wyoming

It's cold in December in Wyoming with an average temperature of 2°C. Temperatures this month range from a low of -5°C to a high of 6°C. At night, you can expect temperatures between -15°C and -3°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Wyoming, United States. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 19°C in 2021, Wyoming reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -25°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -34°C to a highest value of 10°C.

Precipitation and snowfall

In December, there is an average of 33 mm of precipitation, spread over 7 days. Of the total precipitation, about 31 cm falls as snow in December. The wind speed is around 6 Bft, mostly coming from the Southwest.

Daily weather in December for Wyoming

Click on any day in December to get detailed info about the usual weather on that day in Wyoming. Check out the historical temperatures and precipitation over the past 10 years on this day.

December weather comparison

  Wyoming New York
Average temperature 2°C 9°C
Max. temperature 6°C 12°C
Min. temperature -15°C -5°C
Total precipitation 33 mm 133 mm
Rainy days 7 days 17 days
Total snowfall 31 cm 9,7 cm
Snowy days 14 days 3 days

Start of December

The month of December starts in Wyoming with cold temps, averaging around 5°C during the day and nights around -6°C.

Mid December

By mid-December, daytime temps drop to around 3°C, with nights around -6°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of December

By the end of December, the average daytime temperature in Wyoming is around -1°C, while nighttime temps are about -10°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.

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UV index

The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Check out the climate of Wyoming for all months and discover the best travel time

The climate in Wyoming is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in Wyoming to get the full picture of the climate.

Temperature charts

These charts show the average temperatures in December in Wyoming, United States. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Wyoming

Temperature in December in Wyoming over the years

Precipitation charts

These charts show the average amount of precipitation in December in Wyoming, United States. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in December in Wyoming

Total precipitation in December in Wyoming over the years

Daily Snowfall in December in Wyoming

Snowfall in December in Wyoming per year

Daily UV index in December in Wyoming

This chart shows the average daily UV index in December in Wyoming, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in December in Wyoming

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Average weather in Wyoming by month

Click on a month below to see detailed weather info for Wyoming. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.