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December Weather in Sanford, United States

Last updated: June 24, 2025

In December, the average temperature in Sanford, United States is a chilly -3°C (27°F), with extremes ranging from a frigid -22°C (-8°F) to a mild 15°C (60°F). Expect 23 mm (0.9 in) of precipitation spread over 5 days, contributing to an average humidity of 85%. Prepare accordingly for a cold and damp month!

December Temperature in Sanford

In December in Sanford, the average temperature is -3°C (27°F). Maximum temperatures can reach 15°C (60°F), while minimums can drop as low as -22°C (-8°F). Be prepared for a wide range of temperatures when traveling during this month.

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

The chart illustrates December temperature patterns in Sanford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanford, December typically has an average temperature of -3°C (27°F), with highs reaching up to 15°C (60°F) and lows dropping to around -22°C (-8°F).
JanFebMarAprMayJunJulAugSepOctNovDec232736445464676458463727
Data source: Temperature data for Sanford 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 Sanford

In Sanford in December, the precipitation amount is 23 mm (0.9 in) over the course of 5 days.

December Precipitation Trends in Sanford

The chart displays monthly precipitation patterns in Sanford, 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 Sanford, December typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec252635253316443434201723
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sanford

In Sanford in December humidity is 85%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps through layers of clothing, making travel seem daunting and the cold air sting your skin.

December Average Humidity in Sanford

This chart illustrates the average monthly humidity levels in Sanford, 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 Sanford is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%75%68%62%55%54%61%70%78%81%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sanford

In Sanford 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 Sanford for better planning.

Maximum UV Index Levels in Sanford for December

The chart shows the monthly maximum UV Index (UVI) for Sanford 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 Sanford typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4710121213131211864
Data source: Sanford 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 Sanford Compares to Other Months

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

This table compares monthly weather conditions in Sanford, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)24 mm (1.0 inches)84%moderate
February Weather-3°C (28°F)26 mm (1.0 inches)84%high
March Weather2°C (37°F)35 mm (1.4 inches)74%very high
April Weather7°C (45°F)25 mm (1.0 inches)68%extreme
May Weather12°C (54°F)33 mm (1.3 inches)62%extreme
June Weather18°C (64°F)16 mm (0.6 inches)55%extreme
July Weather20°C (67°F)44 mm (1.7 inches)54%extreme
August Weather18°C (65°F)34 mm (1.3 inches)61%extreme
September Weather15°C (58°F)34 mm (1.3 inches)70%extreme
October Weather8°C (47°F)20 mm (0.8 inches)78%very high
November Weather3°C (37°F)17 mm (0.7 inches)81%high
December Weather-3°C (27°F)23 mm (0.9 inches)85%moderate

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