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December Weather in Shelby, United States

Last updated: June 24, 2025

In Shelby, United States, the average temperature for December hovers around 10°C (50°F). Residents can expect a wide temperature range, with minimums dipping to -6°C (21°F) and maximums soaring up to 27°C (80°F). During this month, precipitation totals around 138 mm (5.4 in) over approximately 11 days, contributing to an average humidity of 88%.

December Temperature in Shelby

In December in Shelby, the average temperature is 10°C (50°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -6°C (21°F). This diverse range of temperatures makes Shelby a versatile destination for travelers, so be sure to pack layers for your visit.

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

The chart illustrates December temperature patterns in Shelby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shelby, December typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (80°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec454858637379828177665249
Data source: Temperature data for Shelby 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 Shelby

In Shelby in December, the precipitation amount is 138 mm (5.4 in) distributed over 11 days.

December Precipitation Trends in Shelby

The chart displays monthly precipitation patterns in Shelby, 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 Shelby, December typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec1132031681421261231011268811483138
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Shelby

In Shelby in December, humidity is 88%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and encouraging travelers to seek cozy indoor activities instead.

December Average Humidity in Shelby

This chart illustrates the average monthly humidity levels in Shelby, 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 Shelby is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%80%82%83%80%80%75%73%76%84%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Shelby

In Shelby 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 Shelby for better planning.

Maximum UV Index Levels in Shelby for December

The chart shows the monthly maximum UV Index (UVI) for Shelby 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 Shelby typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111211119764
Data source: Shelby 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 Shelby Compares to Other Months

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

This table compares monthly weather conditions in Shelby, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)113 mm (4.5 inches)84%moderate
February Weather9°C (49°F)203 mm (8.0 inches)83%high
March Weather14°C (58°F)168 mm (6.6 inches)80%very high
April Weather17°C (63°F)142 mm (5.6 inches)82%very high
May Weather23°C (73°F)126 mm (5.0 inches)83%extreme
June Weather26°C (80°F)123 mm (4.8 inches)80%extreme
July Weather28°C (83°F)101 mm (4.0 inches)80%extreme
August Weather27°C (81°F)126 mm (4.9 inches)75%extreme
September Weather25°C (78°F)88 mm (3.5 inches)73%very high
October Weather19°C (67°F)114 mm (4.5 inches)76%high
November Weather11°C (53°F)83 mm (3.3 inches)84%high
December Weather10°C (50°F)138 mm (5.4 inches)88%moderate

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