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December Weather in McCloud, United States

Last updated: June 24, 2025

In December, the average temperature in McCloud, United States hovers around 1°C (34°F). Expect chilly nights where temperatures can drop to a brisk -10°C (14°F), while daytime highs can reach a mild 17°C (63°F). During this period, you might encounter 153 mm (6.0 in) of precipitation spread over 12 days, contributing to an average humidity of 86%. Prepare for a mix of cool air and damp weather!

December Temperature in McCloud

In December in McCloud, the average temperature is 1°C (34°F). Maximums can reach 17°C (63°F), while minimums can drop as low as -10°C (14°F). Be prepared for a wide range of temperatures and pack accordingly for your trip.

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

The chart illustrates December temperature patterns in McCloud, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McCloud, December typically has an average temperature of 1°C (34°F), with highs reaching up to 17°C (63°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec343538455464737162504134
Data source: Temperature data for McCloud 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 McCloud

In McCloud in December, the total precipitation amount is 153 mm (6.0 in), occurring over the course of 12 days.

December Precipitation Trends in McCloud

The chart displays monthly precipitation patterns in McCloud, 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 McCloud, December typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec2272182041218727592376129153
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in McCloud

In McCloud in December, humidity is 86%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making outdoor adventures brisk and invigorating but challenging for travel.

December Average Humidity in McCloud

This chart illustrates the average monthly humidity levels in McCloud, 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 McCloud is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%83%72%67%56%42%46%67%86%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in McCloud

In McCloud 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 McCloud, you can check the information here.

Maximum UV Index Levels in McCloud for December

The chart shows the monthly maximum UV Index (UVI) for McCloud 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 McCloud typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589111211109743
Data source: McCloud 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 McCloud Compares to Other Months

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

This table compares monthly weather conditions in McCloud, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)227 mm (8.9 inches)86%moderate
February Weather2°C (36°F)218 mm (8.6 inches)87%moderate
March Weather3°C (38°F)204 mm (8.0 inches)86%very high
April Weather7°C (45°F)121 mm (4.8 inches)83%very high
May Weather12°C (54°F)87 mm (3.4 inches)72%extreme
June Weather18°C (64°F)27 mm (1.1 inches)67%extreme
July Weather23°C (73°F)5 mm (0.2 inches)56%extreme
August Weather22°C (71°F)9 mm (0.4 inches)42%very high
September Weather17°C (63°F)23 mm (0.9 inches)46%very high
October Weather10°C (51°F)76 mm (3.0 inches)67%high
November Weather5°C (42°F)128 mm (5.1 inches)86%moderate
December Weather1°C (34°F)153 mm (6.0 inches)86%moderate

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