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December Weather in Heddon on the Wall, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Heddon on the Wall, United Kingdom hovers around 5°C (41°F). Expect a chill in the air, with minimums dipping to -6°C (22°F) and maximums reaching 13°C (56°F). Be prepared for 72 mm (2.9 in) of precipitation over 14 days, contributing to an average humidity of 88%. Don't forget your umbrella!

December Temperature in Heddon on the Wall

In December in Heddon on the Wall, the average temperature is 5°C (41°F). The maximum can reach 13°C (56°F), while the minimum can drop to as low as -6°C (22°F). Be prepared for chilly weather and pack accordingly to fully enjoy your visit!

December Weather in Heddon on the Wall: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Heddon on the Wall, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heddon on the Wall, December typically has an average temperature of 5°C (41°F), with highs reaching up to 13°C (56°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec404143465257616056504541
Data source: Temperature data for Heddon on the Wall 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 Heddon on the Wall

In Heddon on the Wall in December, the precipitation amount is 72 mm (2.9 in) occurring over a span of 14 days.

December Precipitation Trends in Heddon on the Wall

The chart displays monthly precipitation patterns in Heddon on the Wall, 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 Heddon on the Wall, December typically receives around 72 mm (2.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec528271376081839268876573
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Heddon on the Wall

In Heddon on the Wall in December humidity is 88%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up for your travels, as every breath feels heavy in the air and the landscape appears cloaked in a misty shroud.

December Average Humidity in Heddon on the Wall

This chart illustrates the average monthly humidity levels in Heddon on the Wall, 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 Heddon on the Wall is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%86%84%83%85%83%82%87%89%90%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Heddon on the Wall

In Heddon on the Wall 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 Heddon on the Wall.

Maximum UV Index Levels in Heddon on the Wall for December

The chart shows the monthly maximum UV Index (UVI) for Heddon on the Wall 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 Heddon on the Wall typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865321
Data source: Heddon on the Wall 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 Heddon on the Wall Compares to Other Months

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

This table compares monthly weather conditions in Heddon on the Wall, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)52 mm (2.1 inches)89%low
February Weather5°C (41°F)82 mm (3.2 inches)87%low
March Weather6°C (43°F)71 mm (2.8 inches)85%moderate
April Weather8°C (46°F)37 mm (1.4 inches)84%moderate
May Weather11°C (52°F)60 mm (2.4 inches)83%high
June Weather14°C (58°F)81 mm (3.2 inches)85%very high
July Weather16°C (61°F)83 mm (3.3 inches)83%very high
August Weather15°C (60°F)92 mm (3.6 inches)82%high
September Weather13°C (56°F)68 mm (2.7 inches)87%moderate
October Weather10°C (51°F)87 mm (3.4 inches)89%moderate
November Weather7°C (45°F)64 mm (2.5 inches)90%low
December Weather5°C (41°F)72 mm (2.9 inches)88%low

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