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December Weather in Saltash, United Kingdom

Last updated: August 27, 2025

In Saltash, United Kingdom, the average temperature in December hovers around 8°C (46°F), with minimums dipping to -2°C (29°F) and maximums peaking at 14°C (57°F). Expect a precipitation of 118 mm (4.7 in) spread over 19 days, contributing to an average humidity of 89%. Stay prepared for a damp and chilly atmosphere!

December Temperature in Saltash

In December in Saltash, the average temperature is 8°C (46°F). The maximum can reach 14°C (57°F) and the minimum can be as low as -2°C (29°F). Be sure to pack layers to stay comfortable while exploring the diverse weather conditions!

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

The chart illustrates December temperature patterns in Saltash, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saltash, December typically has an average temperature of 8°C (46°F), with highs reaching up to 14°C (57°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec434445485359626158534846
Data source: Temperature data for Saltash 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 Saltash

In Saltash in December, the precipitation amount is 118 mm (4.7 in) over the course of 19 days.

December Precipitation Trends in Saltash

The chart displays monthly precipitation patterns in Saltash, 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 Saltash, December typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec64948956849283887011889118
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Saltash

In Saltash in December humidity is 89%. With an average temperature of 8°C (46°F), this humidity feels like a chilly dampness that clings to your skin, making travel uncomfortable and necessitating extra layers to stay warm while you navigate the wet conditions.

December Average Humidity in Saltash

This chart illustrates the average monthly humidity levels in Saltash, 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 Saltash is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saltash

In Saltash 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 Saltash.

Maximum UV Index Levels in Saltash for December

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

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

This table compares monthly weather conditions in Saltash, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)64 mm (2.5 inches)88%low
February Weather7°C (44°F)94 mm (3.7 inches)88%low
March Weather7°C (46°F)89 mm (3.5 inches)86%moderate
April Weather9°C (49°F)56 mm (2.2 inches)84%high
May Weather12°C (53°F)84 mm (3.3 inches)80%high
June Weather15°C (59°F)92 mm (3.6 inches)80%very high
July Weather17°C (62°F)83 mm (3.3 inches)70%very high
August Weather16°C (61°F)88 mm (3.5 inches)73%high
September Weather14°C (58°F)70 mm (2.8 inches)79%high
October Weather12°C (53°F)118 mm (4.6 inches)89%moderate
November Weather9°C (48°F)89 mm (3.5 inches)90%low
December Weather8°C (46°F)118 mm (4.7 inches)89%low

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