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December Weather in Jackson, United States

Last updated: June 24, 2025

In December, the average temperature in Jackson, United States hovers around 12°C (54°F). You might experience a chilly minimum of -3°C (26°F), while temperatures can peak at a warm 27°C (80°F). Expect 139 mm (5.5 in) of precipitation spread over approximately 12 days, with an average humidity level of 87%. Be prepared for a variable climate as you explore this destination!

December Temperature in Jackson

In December in Jackson, the average temperature is 12°C (54°F). The maximum can reach 27°C (80°F), while the minimum can drop as low as -3°C (26°F). Overall, this diverse range of temperatures makes Jackson an exciting destination for travelers seeking both warmth and cooler experiences.

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

The chart illustrates December temperature patterns in Jackson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jackson, December typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (80°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec515763677580828279725854
Data source: Temperature data for Jackson 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 Jackson

In Jackson, in December, the precipitation amount is 139 mm (5.5 in) over a span of 12 days.

December Precipitation Trends in Jackson

The chart displays monthly precipitation patterns in Jackson, 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 Jackson, December typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec11810711312911117913411911211369139
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Jackson

In Jackson in December humidity is 87%. With an average temperature of 12°C (54°F), this humidity feels like a damp embrace, making it quite uncomfortable for traveling, as the air feels heavy and can quickly sap your energy as you explore the sights.

December Average Humidity in Jackson

This chart illustrates the average monthly humidity levels in Jackson, 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 Jackson is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Jackson

In Jackson in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Jackson for better planning.

Maximum UV Index Levels in Jackson for December

The chart shows the monthly maximum UV Index (UVI) for Jackson 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 Jackson typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111111111110864
Data source: Jackson 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 Jackson Compares to Other Months

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

This table compares monthly weather conditions in Jackson, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (51°F)118 mm (4.6 inches)82%moderate
February Weather14°C (57°F)107 mm (4.2 inches)80%high
March Weather17°C (63°F)113 mm (4.4 inches)80%very high
April Weather19°C (67°F)129 mm (5.1 inches)78%extreme
May Weather24°C (75°F)111 mm (4.4 inches)73%extreme
June Weather27°C (80°F)179 mm (7.0 inches)71%extreme
July Weather28°C (82°F)134 mm (5.3 inches)79%extreme
August Weather28°C (82°F)119 mm (4.7 inches)78%extreme
September Weather26°C (79°F)112 mm (4.4 inches)80%very high
October Weather22°C (72°F)113 mm (4.5 inches)76%very high
November Weather14°C (58°F)69 mm (2.7 inches)83%high
December Weather12°C (54°F)139 mm (5.5 inches)87%moderate

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