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December Weather in Colfax, United States

Last updated: June 24, 2025

In Colfax, United States, the average temperature in December hovers around 1°C (33°F). While you might experience chilly days with a minimum temperature plummeting to -16°C (3°F), the thermometer can occasionally peak at a pleasant 17°C (63°F). Expect a fair amount of rain, with 83 mm (3.3 in) of precipitation spread over 15 days, contributing to high average humidity of 90%. Stay prepared for a mix of weather!

December Temperature in Colfax

In December in Colfax, the average temperature is 1°C (33°F). Maximums can reach 17°C (63°F), while minimums can drop to as low as -16°C (3°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

December Weather in Colfax: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Colfax, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colfax, December typically has an average temperature of 1°C (33°F), with highs reaching up to 17°C (63°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec333241485765747363494033
Data source: Temperature data for Colfax 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 Colfax

In Colfax in December, the precipitation amount is 83 mm (3.3 in) spread over 15 days.

December Precipitation Trends in Colfax

The chart displays monthly precipitation patterns in Colfax, 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 Colfax, December typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec72896760572631126658783
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Colfax

In Colfax in December humidity is 90%. With an average temperature of 1°C (33°F), this humidity feels like a bone-chilling dampness that seeps into your clothes, making every step outside feel heavy and uncomfortable for traveling.

December Average Humidity in Colfax

This chart illustrates the average monthly humidity levels in Colfax, 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 Colfax is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Colfax

In Colfax in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Colfax, you can visit Hourly UV Index in Colfax.

Maximum UV Index Levels in Colfax for December

The chart shows the monthly maximum UV Index (UVI) for Colfax 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 Colfax typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457891097532
Data source: Colfax 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 Colfax Compares to Other Months

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

This table compares monthly weather conditions in Colfax, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)72 mm (2.8 inches)89%low
February Weather0°C (33°F)89 mm (3.5 inches)89%moderate
March Weather5°C (41°F)67 mm (2.6 inches)87%moderate
April Weather9°C (48°F)59 mm (2.3 inches)84%high
May Weather14°C (57°F)57 mm (2.2 inches)77%very high
June Weather18°C (65°F)25 mm (1.0 inches)78%very high
July Weather23°C (74°F)3 mm (0.1 inches)77%very high
August Weather23°C (73°F)11 mm (0.4 inches)64%very high
September Weather17°C (63°F)26 mm (1.0 inches)62%high
October Weather9°C (49°F)65 mm (2.6 inches)79%moderate
November Weather4°C (40°F)87 mm (3.4 inches)87%moderate
December Weather1°C (33°F)83 mm (3.3 inches)90%low

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