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December Weather in Savannah, United States

Last updated: June 24, 2025

In December, the average temperature in Savannah, United States hovers around 10°C (51°F). Expect a range from a chilly minimum of -6°C (22°F) to a warm maximum of 27°C (82°F). During this month, anticipate 57 mm (2.3 in) of precipitation spread over 7 days, with an average humidity level of 87%. Enjoy the dynamic weather!

December Temperature in Savannah

In December in Savannah, the average temperature is 10°C (51°F). Maximums can reach 27°C (82°F), while minimums can drop as low as -6°C (22°F). This range of temperatures suggests you should pack layers to stay comfortable during your travels.

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

The chart illustrates December temperature patterns in Savannah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Savannah, December typically has an average temperature of 10°C (51°F), with highs reaching up to 27°C (82°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec464859647481858479675550
Data source: Temperature data for Savannah 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 Savannah

In Savannah in December, the precipitation amount is 57 mm (2.3 in) over a span of 7 days.

December Precipitation Trends in Savannah

The chart displays monthly precipitation patterns in Savannah, 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 Savannah, December typically receives around 57 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec57891181091559245941081415457
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Savannah

In Savannah in December humidity is 87%. With an average temperature of 10°C (51°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities uncomfortable and sticky, and often requiring frequent breaks to stay hydrated and cool.

December Average Humidity in Savannah

This chart illustrates the average monthly humidity levels in Savannah, 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 Savannah is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Savannah

In Savannah 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 Savannah for better planning.

Maximum UV Index Levels in Savannah for December

The chart shows the monthly maximum UV Index (UVI) for Savannah 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 Savannah typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Savannah 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 Savannah Compares to Other Months

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

This table compares monthly weather conditions in Savannah, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)57 mm (2.2 inches)80%moderate
February Weather9°C (48°F)89 mm (3.5 inches)79%high
March Weather15°C (59°F)118 mm (4.7 inches)78%very high
April Weather18°C (64°F)109 mm (4.3 inches)78%very high
May Weather23°C (74°F)155 mm (6.1 inches)81%extreme
June Weather27°C (81°F)92 mm (3.6 inches)78%extreme
July Weather29°C (85°F)45 mm (1.8 inches)73%extreme
August Weather29°C (84°F)94 mm (3.7 inches)66%extreme
September Weather26°C (79°F)108 mm (4.3 inches)65%very high
October Weather19°C (67°F)141 mm (5.5 inches)72%very high
November Weather13°C (56°F)54 mm (2.1 inches)82%high
December Weather10°C (51°F)57 mm (2.3 inches)87%moderate

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