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December Weather in Theale, United Kingdom

Last updated: August 27, 2025

In Theale, United Kingdom, the average temperature in December hovers around 6°C (43°F), with lows plummeting to -4°C (24°F) and highs peaking at 14°C (58°F). Expect a significant amount of precipitation, totaling 83 mm (3.3 in) over approximately 14 days, and prepare for an atmosphere that's notably damp, with an average humidity of 92%.

December Temperature in Theale

In December in Theale, the average temperature is 6°C (43°F). The maximum can reach 14°C (58°F), while the minimum can be as low as -4°C (24°F). It's advisable to pack layers and prepare for varying weather conditions during your travels.

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

The chart illustrates December temperature patterns in Theale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Theale, December typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (58°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec414345495561656359534643
Data source: Temperature data for Theale 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 Theale

In Theale in December, the precipitation amount is 83 mm (3.3 in) spread over a period of 14 days.

December Precipitation Trends in Theale

The chart displays monthly precipitation patterns in Theale, 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 Theale, December typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec505259376875667049955583
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Theale

In Theale in December humidity is 92%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps through your clothes, making outdoor activities uncomfortable and requiring extra layers for warmth while navigating the slick streets.

December Average Humidity in Theale

This chart illustrates the average monthly humidity levels in Theale, 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 Theale is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Theale

In Theale in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Theale.

Maximum UV Index Levels in Theale for December

The chart shows the monthly maximum UV Index (UVI) for Theale 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 Theale typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Theale 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 Theale Compares to Other Months

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

This table compares monthly weather conditions in Theale, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)50 mm (2.0 inches)91%low
February Weather6°C (43°F)52 mm (2.0 inches)89%low
March Weather7°C (45°F)59 mm (2.3 inches)86%moderate
April Weather9°C (49°F)36 mm (1.4 inches)85%high
May Weather13°C (55°F)68 mm (2.7 inches)79%high
June Weather16°C (61°F)75 mm (2.9 inches)80%very high
July Weather18°C (65°F)66 mm (2.6 inches)71%very high
August Weather17°C (63°F)70 mm (2.8 inches)76%high
September Weather15°C (59°F)49 mm (1.9 inches)82%high
October Weather11°C (53°F)95 mm (3.7 inches)90%moderate
November Weather8°C (46°F)55 mm (2.2 inches)92%low
December Weather6°C (43°F)83 mm (3.3 inches)92%low

Compare Theale's Climate with Cities Worldwide