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December Weather in Franklin, United States

Last updated: June 24, 2025

In December, the average temperature in Franklin, United States hovers around 5°C (41°F). While you may experience chilly lows of -13°C (9°F), temperatures can occasionally reach a pleasant 22°C (71°F). Be prepared for some rain, as the area sees about 159 mm (6.3 in) of precipitation spread over 13 days. With an average humidity of 88%, it's advisable to dress in layers to stay comfortable!

December Temperature in Franklin

In December in Franklin, the average temperature is 5°C (41°F), with maximums reaching 22°C (71°F) and minimums dipping as low as -13°C (9°F). Be prepared for a wide range of temperatures during your travels, so pack accordingly!

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

The chart illustrates December temperature patterns in Franklin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Franklin, December typically has an average temperature of 5°C (41°F), with highs reaching up to 22°C (71°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec374347546267717066584541
Data source: Temperature data for Franklin 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 Franklin

In Franklin in December, the precipitation amount is 159 mm (6.3 in) over the course of 13 days.

December Precipitation Trends in Franklin

The chart displays monthly precipitation patterns in Franklin, 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 Franklin, December typically receives around 159 mm (6.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec122207161147135110119136122152101159
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Franklin

In Franklin in December humidity is 88%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up for your travels, as every breath feels heavy in the air and the landscape appears cloaked in a misty shroud.

December Average Humidity in Franklin

This chart illustrates the average monthly humidity levels in Franklin, 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 Franklin is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Franklin

In Franklin 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 Franklin for better planning.

Maximum UV Index Levels in Franklin for December

The chart shows the monthly maximum UV Index (UVI) for Franklin 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 Franklin typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111211111110864
Data source: Franklin 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 Franklin Compares to Other Months

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

This table compares monthly weather conditions in Franklin, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)122 mm (4.8 inches)86%moderate
February Weather6°C (43°F)207 mm (8.1 inches)86%high
March Weather8°C (47°F)161 mm (6.3 inches)86%very high
April Weather12°C (54°F)147 mm (5.8 inches)82%extreme
May Weather17°C (62°F)135 mm (5.3 inches)85%extreme
June Weather20°C (67°F)110 mm (4.3 inches)85%extreme
July Weather21°C (71°F)119 mm (4.7 inches)83%extreme
August Weather21°C (70°F)136 mm (5.3 inches)76%extreme
September Weather19°C (66°F)121 mm (4.8 inches)76%very high
October Weather14°C (58°F)152 mm (6.0 inches)80%very high
November Weather7°C (45°F)101 mm (4.0 inches)88%high
December Weather5°C (41°F)159 mm (6.3 inches)88%moderate

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