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December Weather in Fort Leonard Wood, United States

Last updated: June 24, 2025

In December, the average temperature in Fort Leonard Wood, United States hovers around 5°C (41°F). Be prepared for a range of temperatures, where the minimum can dip as low as -14°C (7°F) and the maximum can reach up to 25°C (78°F). Expect about 55 mm (2.2 in) of precipitation spread over 7 days, with an average humidity level of 86%.

December Temperature in Fort Leonard Wood

In December in Fort Leonard Wood, the average temperature is 5°C (41°F), with maximums reaching 25°C (78°F) and minimums plunging as low as -14°C (7°F). Be prepared for a wide range of temperatures when traveling during this time.

December Weather in Fort Leonard Wood: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Fort Leonard Wood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Leonard Wood, December typically has an average temperature of 5°C (41°F), with highs reaching up to 25°C (78°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748556675797672594641
Data source: Temperature data for Fort Leonard Wood 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 Fort Leonard Wood

In Fort Leonard Wood in December, the precipitation amount is 55 mm (2.2 in) over the course of 7 days.

December Precipitation Trends in Fort Leonard Wood

The chart displays monthly precipitation patterns in Fort Leonard Wood, 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 Fort Leonard Wood, December typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec8086129151165919790491296555
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fort Leonard Wood

In Fort Leonard Wood in December humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.

December Average Humidity in Fort Leonard Wood

This chart illustrates the average monthly humidity levels in Fort Leonard Wood, 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 Fort Leonard Wood is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fort Leonard Wood

In Fort Leonard Wood 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 Fort Leonard Wood, you can check the information here.

Maximum UV Index Levels in Fort Leonard Wood for December

The chart shows the monthly maximum UV Index (UVI) for Fort Leonard Wood 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 Fort Leonard Wood typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Fort Leonard Wood 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 Fort Leonard Wood Compares to Other Months

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

This table compares monthly weather conditions in Fort Leonard Wood, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)80 mm (3.1 inches)83%moderate
February Weather3°C (37°F)86 mm (3.4 inches)81%high
March Weather9°C (48°F)129 mm (5.1 inches)80%high
April Weather13°C (55°F)151 mm (6.0 inches)80%very high
May Weather19°C (66°F)165 mm (6.5 inches)83%very high
June Weather24°C (75°F)91 mm (3.6 inches)83%extreme
July Weather26°C (79°F)96 mm (3.8 inches)76%extreme
August Weather24°C (76°F)90 mm (3.5 inches)69%very high
September Weather22°C (73°F)49 mm (1.9 inches)68%very high
October Weather15°C (59°F)128 mm (5.1 inches)72%high
November Weather8°C (46°F)65 mm (2.5 inches)83%moderate
December Weather5°C (41°F)55 mm (2.2 inches)86%moderate

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