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December Weather in Hayle, United Kingdom

Last updated: August 27, 2025

In Hayle, United Kingdom, the average temperature in December hovers around 10°C (50°F), with a minimum dipping to 4°C (39°F) and a maximum reaching 14°C (57°F). Expect 138 mm (5.4 in) of precipitation over approximately 22 days, contributing to an average humidity of 80%. Be prepared for a damp and breezy atmosphere!

December Temperature in Hayle

In December, in Hayle, the average temperature is 10°C (50°F). Maximums can reach 14°C (57°F), while minimums can drop as low as 4°C (39°F). Travelers should prepare for mild weather and pack accordingly for both warmer and cooler moments.

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

The chart illustrates December temperature patterns in Hayle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayle, December typically has an average temperature of 10°C (50°F), with highs reaching up to 14°C (57°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec474748505459626260555149
Data source: Temperature data for Hayle 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 Hayle

In Hayle in December, the total precipitation amount reaches 138 mm (5.4 in) over the course of 22 days.

December Precipitation Trends in Hayle

The chart displays monthly precipitation patterns in Hayle, 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 Hayle, December typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec789287486482656473129113138
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hayle

In Hayle in December, humidity is 80%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill enveloping you, making traveling somewhat uncomfortable as it seeps into your clothes and clings to your skin, leaving you longing for a cozy indoor refuge.

December Average Humidity in Hayle

This chart illustrates the average monthly humidity levels in Hayle, 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 Hayle is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%84%83%84%85%86%87%86%85%85%82%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hayle

In Hayle 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 Hayle.

Maximum UV Index Levels in Hayle for December

The chart shows the monthly maximum UV Index (UVI) for Hayle 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 Hayle typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224679876421
Data source: Hayle 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 Hayle Compares to Other Months

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

This table compares monthly weather conditions in Hayle, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)78 mm (3.1 inches)81%low
February Weather8°C (48°F)92 mm (3.6 inches)84%low
March Weather9°C (48°F)87 mm (3.4 inches)83%moderate
April Weather10°C (50°F)48 mm (1.9 inches)84%high
May Weather12°C (54°F)64 mm (2.5 inches)85%high
June Weather15°C (59°F)82 mm (3.2 inches)86%very high
July Weather17°C (62°F)65 mm (2.6 inches)87%very high
August Weather16°C (62°F)63 mm (2.5 inches)86%high
September Weather15°C (60°F)73 mm (2.9 inches)85%high
October Weather13°C (56°F)129 mm (5.1 inches)85%moderate
November Weather11°C (51°F)113 mm (4.4 inches)82%low
December Weather10°C (50°F)138 mm (5.4 inches)80%low

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