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December Weather in Tecumseh, United States

Last updated: June 24, 2025

In December, the average temperature in Tecumseh, United States hovers around 0°C (33°F). Expect a chilly range, with minimums plummeting to -25°C (-13°F) and a maximum of 17°C (62°F). Be prepared for some precipitation, with 53 mm (2.1 in) expected over about 8 days, and keep in mind that humidity is typically high at 86%.

December Temperature in Tecumseh

In December in Tecumseh, average temperature is 0°C (33°F). Maximum can reach 17°C (62°F) and minimum can be as low as -25°C (-13°F). Travelers should be prepared for a wide range of temperatures, from chilly conditions to the possibility of warmer days.

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

The chart illustrates December temperature patterns in Tecumseh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tecumseh, December typically has an average temperature of 0°C (33°F), with highs reaching up to 17°C (62°F) and lows dropping to around -25°C (-13°F).
JanFebMarAprMayJunJulAugSepOctNovDec272838476070757266543933
Data source: Temperature data for Tecumseh 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 Tecumseh

In Tecumseh in December, the total precipitation amount is 53 mm (2.1 in) over the course of 8 days.

December Precipitation Trends in Tecumseh

The chart displays monthly precipitation patterns in Tecumseh, 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 Tecumseh, December typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec676780911298710771611048253
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tecumseh

In Tecumseh in December humidity is 86%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that permeates your clothes, making traveling uncomfortable and necessitating warm, layered clothing to stay dry and cozy.

December Average Humidity in Tecumseh

This chart illustrates the average monthly humidity levels in Tecumseh, 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 Tecumseh is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tecumseh

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

Maximum UV Index Levels in Tecumseh for December

The chart shows the monthly maximum UV Index (UVI) for Tecumseh 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 Tecumseh typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec25599101098642
Data source: Tecumseh 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 Tecumseh Compares to Other Months

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

This table compares monthly weather conditions in Tecumseh, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)67 mm (2.6 inches)88%low
February Weather-2°C (28°F)67 mm (2.7 inches)87%moderate
March Weather3°C (38°F)80 mm (3.1 inches)87%moderate
April Weather9°C (48°F)91 mm (3.6 inches)87%very high
May Weather16°C (60°F)129 mm (5.1 inches)81%very high
June Weather21°C (71°F)87 mm (3.4 inches)82%very high
July Weather24°C (75°F)107 mm (4.2 inches)81%very high
August Weather22°C (73°F)71 mm (2.8 inches)78%very high
September Weather19°C (67°F)61 mm (2.4 inches)78%very high
October Weather12°C (55°F)103 mm (4.1 inches)82%high
November Weather4°C (40°F)82 mm (3.2 inches)89%moderate
December Weather0°C (33°F)53 mm (2.1 inches)86%low

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