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December Weather in Manson, United States

Last updated: June 24, 2025

In Manson, United States, the average temperature in December hovers around -3°C (27°F). However, expect a wide range, with minimums dipping to -17°C (1°F) and maximums rising to 11°C (52°F). With 120 mm (4.7 in) of precipitation spread over 15 days, the month feels quite humid, featuring an average humidity level of 88%. Stay cozy and prepared for the chill!

December Temperature in Manson

In December in Manson, the average temperature is -3°C (27°F). Maximums can reach 11°C (52°F), while minimums can drop to as low as -17°C (1°F). Travelers should be prepared for cold conditions and varying temperatures during their visit.

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

The chart illustrates December temperature patterns in Manson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Manson, December typically has an average temperature of -3°C (27°F), with highs reaching up to 11°C (52°F) and lows dropping to around -17°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec262533405158656555423427
Data source: Temperature data for Manson 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 Manson

In Manson in December, the precipitation amount is 120 mm (4.7 in) spread over 15 days.

December Precipitation Trends in Manson

The chart displays monthly precipitation patterns in Manson, 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 Manson, December typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec11910267524224773783100120
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Manson

In Manson in December humidity is 88%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making outdoor exploration less inviting as the dampness clings to your clothing and slows your movements.

December Average Humidity in Manson

This chart illustrates the average monthly humidity levels in Manson, 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 Manson is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Manson

In Manson 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 Manson, you can visit Hourly UV Index in Manson.

Maximum UV Index Levels in Manson for December

The chart shows the monthly maximum UV Index (UVI) for Manson 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 Manson typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467910997532
Data source: Manson 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 Manson Compares to Other Months

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

This table compares monthly weather conditions in Manson, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)119 mm (4.7 inches)86%low
February Weather-4°C (26°F)102 mm (4.0 inches)86%moderate
March Weather1°C (33°F)67 mm (2.6 inches)87%high
April Weather4°C (40°F)52 mm (2.1 inches)84%high
May Weather10°C (51°F)42 mm (1.7 inches)81%very high
June Weather14°C (58°F)24 mm (0.9 inches)82%very high
July Weather18°C (65°F)7 mm (0.3 inches)79%very high
August Weather18°C (65°F)7 mm (0.3 inches)63%very high
September Weather13°C (56°F)37 mm (1.5 inches)62%high
October Weather6°C (42°F)83 mm (3.3 inches)83%moderate
November Weather1°C (34°F)100 mm (3.9 inches)89%moderate
December Weather-3°C (27°F)120 mm (4.7 inches)88%low

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