December Weather in Macmerry, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Macmerry, United Kingdom hovers around 5°C (42°F). Expect chilly days, with minimum temperatures dipping to -4°C (26°F) and occasional highs reaching 12°C (54°F). Be prepared for some rain, as 86 mm (3.4 in) of precipitation is likely over about 15 days, accompanied by high humidity at 89%.

December Temperature in Macmerry

In December in Macmerry, the average temperature is 5°C (42°F). The maximum can reach 12°C (54°F), and the minimum can be as low as -4°C (26°F). It's advisable to pack warm clothing if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Macmerry, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Macmerry, December typically has an average temperature of 5°C (42°F), with highs reaching up to 12°C (54°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec414143455055595855504542
Data source: Temperature data for Macmerry 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 Macmerry

In Macmerry in December, the precipitation amount is 86 mm (3.4 in) that falls over a span of 15 days.

December Precipitation Trends in Macmerry

The chart displays monthly precipitation patterns in Macmerry, 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 Macmerry, December typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec60918235639485102751118486
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Macmerry

In Macmerry in December humidity is 89%. With an average temperature of 5°C (42°F), this humidity feels like a chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while exploring.

December Average Humidity in Macmerry

This chart illustrates the average monthly humidity levels in Macmerry, 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 Macmerry is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%85%81%83%82%82%88%90%92%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Macmerry

In Macmerry 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 Macmerry.

Maximum UV Index Levels in Macmerry for December

The chart shows the monthly maximum UV Index (UVI) for Macmerry 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 Macmerry typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Macmerry 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 Macmerry Compares to Other Months

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

This table compares monthly weather conditions in Macmerry, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)60 mm (2.4 inches)90%low
February Weather5°C (41°F)91 mm (3.6 inches)88%low
March Weather6°C (43°F)82 mm (3.2 inches)86%moderate
April Weather7°C (45°F)34 mm (1.4 inches)85%moderate
May Weather10°C (51°F)63 mm (2.5 inches)80%high
June Weather13°C (56°F)94 mm (3.7 inches)83%very high
July Weather15°C (59°F)85 mm (3.3 inches)82%high
August Weather15°C (59°F)102 mm (4.0 inches)82%high
September Weather13°C (55°F)75 mm (2.9 inches)88%moderate
October Weather10°C (51°F)111 mm (4.4 inches)90%moderate
November Weather7°C (45°F)84 mm (3.3 inches)92%low
December Weather5°C (42°F)86 mm (3.4 inches)89%low

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