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December Weather in Sheffield, United States

Last updated: June 24, 2025

In Sheffield, United States, the average temperature in December hovers around 0°C (31°F). However, be prepared for a range, as temperatures can dip as low as -22°C (-6°F) and rise to a pleasant 16°C (61°F). During this month, expect 104 mm (4.1 in) of precipitation spread across about 15 days, with an average humidity level of a notable 88%.

December Temperature in Sheffield

In December in Sheffield, the average temperature is 0°C (31°F). Maximum temperatures can reach 16°C (61°F), while minimums can dip as low as -22°C (-6°F). Be prepared for a wide range of temperatures, making it essential to dress in layers when traveling during this time.

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

The chart illustrates December temperature patterns in Sheffield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sheffield, December typically has an average temperature of 0°C (31°F), with highs reaching up to 16°C (61°F) and lows dropping to around -22°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec252835465765706863523731
Data source: Temperature data for Sheffield 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 Sheffield

In Sheffield in December, the precipitation amount is 104 mm (4.1 in) over a span of 15 days.

December Precipitation Trends in Sheffield

The chart displays monthly precipitation patterns in Sheffield, 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 Sheffield, December typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec95111103125141142130104105131106104
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sheffield

In Sheffield in December humidity is 88%. With an average temperature of 0°C (31°F), this humidity feels like a biting chill that seeps into your bones, making every step outside a challenge as the air clings heavily around you, dampening the spirit of travel.

December Average Humidity in Sheffield

This chart illustrates the average monthly humidity levels in Sheffield, 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 Sheffield is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sheffield

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

Maximum UV Index Levels in Sheffield for December

The chart shows the monthly maximum UV Index (UVI) for Sheffield 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 Sheffield typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Sheffield 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 Sheffield Compares to Other Months

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

This table compares monthly weather conditions in Sheffield, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)95 mm (3.7 inches)89%moderate
February Weather-2°C (29°F)111 mm (4.4 inches)90%moderate
March Weather2°C (35°F)103 mm (4.0 inches)89%high
April Weather8°C (46°F)125 mm (4.9 inches)88%very high
May Weather14°C (58°F)141 mm (5.6 inches)80%very high
June Weather19°C (66°F)141 mm (5.6 inches)79%very high
July Weather21°C (70°F)130 mm (5.1 inches)74%very high
August Weather20°C (69°F)104 mm (4.1 inches)64%very high
September Weather17°C (63°F)105 mm (4.1 inches)67%very high
October Weather11°C (53°F)131 mm (5.2 inches)81%high
November Weather3°C (38°F)106 mm (4.2 inches)89%moderate
December Weather0°C (31°F)104 mm (4.1 inches)88%low

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