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December Weather in Rossville, United States

Last updated: June 24, 2025

In December, the average temperature in Rossville, United States hovers around 2°C (35°F), with temperatures dipping as low as -23°C (-10°F) and peaking at 18°C (64°F). This month sees a total precipitation of 64 mm (2.5 in) across 9 days, contributing to an average humidity level of 86%. Prepare for a chilly and somewhat wet experience!

December Temperature in Rossville

In December in Rossville, the average temperature is 2°C (35°F). The maximum can reach 18°C (64°F), while the minimum can be as low as -23°C (-10°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Rossville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rossville, December typically has an average temperature of 2°C (35°F), with highs reaching up to 18°C (64°F) and lows dropping to around -23°C (-10°F).
JanFebMarAprMayJunJulAugSepOctNovDec293142516473767469574135
Data source: Temperature data for Rossville 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 Rossville

In Rossville in December, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.

December Precipitation Trends in Rossville

The chart displays monthly precipitation patterns in Rossville, 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 Rossville, December typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec768010393151979394631047664
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rossville

In Rossville in December humidity is 86%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling quite uncomfortable as your clothes cling to you and the cold air cuts through any warmth you try to find.

December Average Humidity in Rossville

This chart illustrates the average monthly humidity levels in Rossville, 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 Rossville is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rossville

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

Maximum UV Index Levels in Rossville for December

The chart shows the monthly maximum UV Index (UVI) for Rossville 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 Rossville typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098642
Data source: Rossville 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 Rossville Compares to Other Months

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

This table compares monthly weather conditions in Rossville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)76 mm (3.0 inches)85%moderate
February Weather0°C (32°F)80 mm (3.1 inches)85%moderate
March Weather5°C (42°F)103 mm (4.0 inches)86%high
April Weather11°C (51°F)93 mm (3.6 inches)87%very high
May Weather18°C (64°F)151 mm (5.9 inches)81%very high
June Weather23°C (74°F)97 mm (3.8 inches)82%extreme
July Weather25°C (77°F)93 mm (3.7 inches)81%very high
August Weather23°C (74°F)94 mm (3.7 inches)79%very high
September Weather21°C (70°F)63 mm (2.5 inches)78%very high
October Weather14°C (58°F)104 mm (4.1 inches)81%high
November Weather5°C (42°F)76 mm (3.0 inches)89%moderate
December Weather2°C (35°F)64 mm (2.5 inches)86%low

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