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December Weather in Chatmoss, United States

Last updated: June 24, 2025

In Chatmoss, United States, the average temperature during December hovers around 7°C (44°F). Temperatures can vary significantly, with a minimum of -9°C (17°F) and a maximum reaching 23°C (73°F). Expect 102 mm (4.0 in) of precipitation over approximately 9 days. Additionally, the average humidity is rather high at 85%, creating a distinct atmospheric feel throughout the month.

December Temperature in Chatmoss

In December in Chatmoss, the average temperature is 7°C (44°F). Maximums can reach 23°C (73°F), while minimums can dip as low as -9°C (17°F). Be prepared for a range of weather conditions if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Chatmoss, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chatmoss, December typically has an average temperature of 7°C (44°F), with highs reaching up to 23°C (73°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec404550596875807772634844
Data source: Temperature data for Chatmoss 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 Chatmoss

In Chatmoss in December, the total precipitation amount is 102 mm (4.0 in) over a span of 9 days.

December Precipitation Trends in Chatmoss

The chart displays monthly precipitation patterns in Chatmoss, 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 Chatmoss, December typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec731096913012582649211411478102
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chatmoss

In Chatmoss in December, humidity is 85%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Chatmoss

This chart illustrates the average monthly humidity levels in Chatmoss, 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 Chatmoss is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%84%82%83%83%79%77%75%81%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chatmoss

In Chatmoss 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 Chatmoss, you can check the information here.

Maximum UV Index Levels in Chatmoss for December

The chart shows the monthly maximum UV Index (UVI) for Chatmoss 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 Chatmoss typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3689101110109853
Data source: Chatmoss 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 Chatmoss Compares to Other Months

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

This table compares monthly weather conditions in Chatmoss, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)73 mm (2.9 inches)84%moderate
February Weather7°C (45°F)109 mm (4.3 inches)84%high
March Weather10°C (50°F)69 mm (2.7 inches)84%very high
April Weather15°C (60°F)130 mm (5.1 inches)82%very high
May Weather20°C (68°F)125 mm (4.9 inches)82%very high
June Weather24°C (75°F)82 mm (3.2 inches)83%extreme
July Weather26°C (80°F)64 mm (2.5 inches)79%very high
August Weather25°C (78°F)92 mm (3.6 inches)77%very high
September Weather22°C (73°F)114 mm (4.5 inches)75%very high
October Weather17°C (63°F)114 mm (4.5 inches)81%very high
November Weather9°C (49°F)78 mm (3.1 inches)87%moderate
December Weather7°C (44°F)102 mm (4.0 inches)85%moderate

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