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December Weather in Swaffham Prior, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Swaffham Prior, United Kingdom hovers around 6°C (43°F), with the minimum dipping to -2°C (28°F) and the maximum reaching 15°C (59°F). This month sees a precipitation total of 83 mm (3.3 in) over approximately 16 days, making it a relatively wet period. Additionally, expect high humidity levels at 88%, adding to the cool, damp atmosphere.

December Temperature in Swaffham Prior

In December in Swaffham Prior, the average temperature is 6°C (43°F). Maximums can reach 15°C (59°F), while minimums can dip as low as -2°C (28°F). Be sure to pack layers to stay comfortable during your travels!

December Weather in Swaffham Prior: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Swaffham Prior, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Swaffham Prior, December typically has an average temperature of 6°C (43°F), with highs reaching up to 15°C (59°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec404345495561656459534643
Data source: Temperature data for Swaffham Prior 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 Swaffham Prior

In Swaffham Prior in December, the precipitation amount is 83 mm (3.3 in), occurring over a period of 16 days.

December Precipitation Trends in Swaffham Prior

The chart displays monthly precipitation patterns in Swaffham Prior, 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 Swaffham Prior, December typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec515053326674687756814883
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Swaffham Prior

In Swaffham Prior in December, humidity is 88%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and prompting you to seek warm shelter frequently.

December Average Humidity in Swaffham Prior

This chart illustrates the average monthly humidity levels in Swaffham Prior, 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 Swaffham Prior is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%86%85%83%83%80%78%84%88%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Swaffham Prior

In Swaffham Prior 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 Swaffham Prior.

Maximum UV Index Levels in Swaffham Prior for December

The chart shows the monthly maximum UV Index (UVI) for Swaffham Prior 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 Swaffham Prior typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Swaffham Prior 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 Swaffham Prior Compares to Other Months

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

This table compares monthly weather conditions in Swaffham Prior, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)51 mm (2.0 inches)89%low
February Weather6°C (43°F)50 mm (2.0 inches)87%low
March Weather7°C (45°F)53 mm (2.1 inches)86%moderate
April Weather9°C (49°F)32 mm (1.3 inches)85%moderate
May Weather13°C (55°F)66 mm (2.6 inches)83%high
June Weather16°C (61°F)74 mm (2.9 inches)83%very high
July Weather18°C (65°F)68 mm (2.7 inches)79%very high
August Weather18°C (64°F)77 mm (3.0 inches)78%high
September Weather15°C (59°F)56 mm (2.2 inches)84%moderate
October Weather12°C (53°F)81 mm (3.2 inches)88%moderate
November Weather8°C (46°F)48 mm (1.9 inches)89%low
December Weather6°C (43°F)83 mm (3.3 inches)88%low

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