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December Weather in Shiloh, United States

Last updated: June 24, 2025

In December, the average temperature in Shiloh, United States hovers around 4°C (39°F), with a minimum of -12°C (11°F) and a maximum of 18°C (65°F). Expect approximately 90 mm (3.5 in) of precipitation spread over 9 days, coupled with an average humidity of 84%.

December Temperature in Shiloh

In December, in Shiloh, the average temperature is 4°C (39°F), with maximums reaching up to 18°C (65°F) and minimums dropping as low as -12°C (11°F). This range suggests that travelers should prepare for a mix of mild and chilly weather, making it essential to pack layers for their visit.

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

The chart illustrates December temperature patterns in Shiloh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shiloh, December typically has an average temperature of 4°C (39°F), with highs reaching up to 18°C (65°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec343843546473787670604538
Data source: Temperature data for Shiloh 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 Shiloh

In Shiloh in December, the precipitation amount is 90 mm (3.5 in) over the course of 9 days.

December Precipitation Trends in Shiloh

The chart displays monthly precipitation patterns in Shiloh, 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 Shiloh, December typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6010096100125961291241091018590
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Shiloh

In Shiloh in December, humidity is 84%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor excursions uncomfortable and demanding more layers than you anticipate while traveling.

December Average Humidity in Shiloh

This chart illustrates the average monthly humidity levels in Shiloh, 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 Shiloh is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Shiloh

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

Maximum UV Index Levels in Shiloh for December

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

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

This table compares monthly weather conditions in Shiloh, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)60 mm (2.3 inches)84%moderate
February Weather3°C (38°F)100 mm (3.9 inches)83%moderate
March Weather6°C (44°F)96 mm (3.8 inches)83%high
April Weather12°C (54°F)100 mm (3.9 inches)81%very high
May Weather18°C (64°F)125 mm (4.9 inches)78%very high
June Weather23°C (73°F)96 mm (3.8 inches)79%very high
July Weather26°C (79°F)129 mm (5.1 inches)74%very high
August Weather24°C (76°F)123 mm (4.9 inches)72%very high
September Weather21°C (70°F)109 mm (4.3 inches)75%very high
October Weather16°C (60°F)101 mm (4.0 inches)81%high
November Weather7°C (45°F)85 mm (3.3 inches)85%moderate
December Weather4°C (39°F)90 mm (3.5 inches)84%low

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