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December Weather in Cosham, United Kingdom

Last updated: August 27, 2025

In Cosham, United Kingdom, the average temperature in December hovers around 8°C (47°F). During this time, temperatures can dip as low as 0°C (33°F) and peak at 14°C (57°F). Expect 118 mm (4.7 in) of precipitation spread across 16 days, contributing to an average humidity of a moist 92%. Stay prepared for a damp and cool month!

December Temperature in Cosham

In December in Cosham, the average temperature is 8°C (47°F). Maximum temperatures can reach 14°C (57°F), while minimums can drop as low as 0°C (33°F). Travelers should prepare for cool weather and dress in layers to enjoy their visit.

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

The chart illustrates December temperature patterns in Cosham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cosham, December typically has an average temperature of 8°C (47°F), with highs reaching up to 14°C (57°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec444546495561646461565047
Data source: Temperature data for Cosham 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 Cosham

In Cosham in December, the total precipitation amount is 118 mm (4.7 in) spread over 16 days.

December Precipitation Trends in Cosham

The chart displays monthly precipitation patterns in Cosham, 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 Cosham, December typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec68757032567358785711787118
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cosham

In Cosham in December humidity is 92%. With an average temperature of 8°C (47°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities uncomfortable and exhausting for travelers.

December Average Humidity in Cosham

This chart illustrates the average monthly humidity levels in Cosham, 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 Cosham is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cosham

In Cosham 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 Cosham.

Maximum UV Index Levels in Cosham for December

The chart shows the monthly maximum UV Index (UVI) for Cosham 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 Cosham typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578876421
Data source: Cosham 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 Cosham Compares to Other Months

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

This table compares monthly weather conditions in Cosham, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)68 mm (2.7 inches)91%low
February Weather7°C (45°F)75 mm (3.0 inches)89%low
March Weather8°C (47°F)70 mm (2.7 inches)86%moderate
April Weather10°C (50°F)32 mm (1.3 inches)85%moderate
May Weather13°C (55°F)56 mm (2.2 inches)79%high
June Weather16°C (61°F)73 mm (2.9 inches)80%very high
July Weather18°C (65°F)58 mm (2.3 inches)71%very high
August Weather18°C (64°F)78 mm (3.1 inches)76%high
September Weather16°C (61°F)57 mm (2.2 inches)82%high
October Weather13°C (56°F)117 mm (4.6 inches)90%moderate
November Weather10°C (50°F)87 mm (3.4 inches)92%low
December Weather8°C (47°F)118 mm (4.7 inches)92%low

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