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December Weather in Caol, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Caol, United Kingdom hovers around 3°C (38°F). Conditions can swing dramatically, with minimums dropping to -9°C (17°F) and maximums reaching up to 11°C (52°F). Expect significant precipitation, with approximately 181 mm (7.1 in) falling over 21 days, and a relatively high average humidity of 86%. Prepare accordingly for a chilly and wet month!

December Temperature in Caol

In December in Caol, the average temperature is 3°C (38°F), with maximums reaching 11°C (52°F) and minimums dipping as low as -9°C (17°F). Be sure to pack warm clothing if you're planning to travel during this chilly time of year.

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

The chart illustrates December temperature patterns in Caol, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caol, December typically has an average temperature of 3°C (38°F), with highs reaching up to 11°C (52°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec373739434854575552464138
Data source: Temperature data for Caol 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 Caol

In Caol in December, the precipitation amount is 181 mm (7.1 in) over the course of 21 days.

December Precipitation Trends in Caol

The chart displays monthly precipitation patterns in Caol, 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 Caol, December typically receives around 181 mm (7.1 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec1582101887499144128168176235171181
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Caol

In Caol in December humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

December Average Humidity in Caol

This chart illustrates the average monthly humidity levels in Caol, 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 Caol is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%84%82%84%88%88%89%90%90%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Caol

In Caol 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 Caol.

Maximum UV Index Levels in Caol for December

The chart shows the monthly maximum UV Index (UVI) for Caol 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 Caol typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Caol 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 Caol Compares to Other Months

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

This table compares monthly weather conditions in Caol, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)158 mm (6.2 inches)86%low
February Weather3°C (37°F)210 mm (8.3 inches)85%low
March Weather4°C (40°F)188 mm (7.4 inches)85%moderate
April Weather6°C (43°F)74 mm (2.9 inches)84%moderate
May Weather9°C (49°F)99 mm (3.9 inches)82%high
June Weather12°C (54°F)144 mm (5.7 inches)84%very high
July Weather14°C (57°F)128 mm (5.0 inches)87%very high
August Weather13°C (56°F)168 mm (6.6 inches)88%high
September Weather11°C (52°F)176 mm (6.9 inches)89%moderate
October Weather8°C (47°F)235 mm (9.3 inches)89%moderate
November Weather5°C (41°F)171 mm (6.7 inches)90%low
December Weather3°C (38°F)181 mm (7.1 inches)86%low

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