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December Weather in Fort Washakie, United States

Last updated: June 24, 2025

In Fort Washakie, United States, the average temperature in December hovers around -5°C (23°F), with extremes ranging from a frigid -23°C (-9°F) to a mild 14°C (58°F). Expect 28 mm (1.1 in) of precipitation over approximately 7 days, contributing to a high average humidity of 89%. Be prepared for chilly weather and damp conditions!

December Temperature in Fort Washakie

In December in Fort Washakie, the average temperature is -5°C (23°F). The maximum can reach 14°C (58°F), while the minimum can dip as low as -23°C (-9°F). Be sure to pack warm clothing and prepare for a wide range of temperatures if you're planning to travel during this time.

December Weather in Fort Washakie: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Fort Washakie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Washakie, December typically has an average temperature of -5°C (23°F), with highs reaching up to 14°C (58°F) and lows dropping to around -23°C (-9°F).
JanFebMarAprMayJunJulAugSepOctNovDec222130354456646154373123
Data source: Temperature data for Fort Washakie generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Fort Washakie

In Fort Washakie in December, the precipitation amount is 28 mm (1.1 in) over a period of 7 days.

December Precipitation Trends in Fort Washakie

The chart displays monthly precipitation patterns in Fort Washakie, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Fort Washakie, December typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec2443539012065626151493228
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fort Washakie

In Fort Washakie in December, humidity is 89%. With an average temperature of -5°C (23°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and prompting frequent breaks to warm up indoors.

December Average Humidity in Fort Washakie

This chart illustrates the average monthly humidity levels in Fort Washakie, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Fort Washakie is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%82%72%69%67%65%59%59%69%83%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fort Washakie

In Fort Washakie in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Fort Washakie, you can check the information here.

Maximum UV Index Levels in Fort Washakie for December

The chart shows the monthly maximum UV Index (UVI) for Fort Washakie in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Fort Washakie typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111212119643
Data source: Fort Washakie December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Fort Washakie Compares to Other Months

Weather in Fort Washakie varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fort Washakie, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Fort Washakie, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)24 mm (0.9 inches)90%moderate
February Weather-6°C (21°F)43 mm (1.7 inches)89%high
March Weather-1°C (30°F)53 mm (2.1 inches)82%very high
April Weather1°C (35°F)90 mm (3.5 inches)72%very high
May Weather6°C (44°F)120 mm (4.7 inches)69%extreme
June Weather14°C (57°F)65 mm (2.5 inches)67%extreme
July Weather18°C (64°F)62 mm (2.5 inches)65%extreme
August Weather16°C (62°F)61 mm (2.4 inches)59%extreme
September Weather12°C (54°F)51 mm (2.0 inches)59%very high
October Weather3°C (38°F)49 mm (1.9 inches)69%high
November Weather-1°C (31°F)32 mm (1.3 inches)83%moderate
December Weather-5°C (23°F)28 mm (1.1 inches)89%moderate

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