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December Weather in Stranraer, United Kingdom

Last updated: August 27, 2025

In Stranraer, United Kingdom, the average temperature in December hovers around 7°C (46°F), with a minimum dipping to 1°C (34°F) and a maximum reaching 12°C (55°F). Expect 144 mm (5.7 in) of precipitation spread over approximately 21 days, contributing to an average humidity level of 86%. Stay prepared for a moist and cool atmosphere!

December Temperature in Stranraer

In December in Stranraer, the average temperature is 7°C (46°F). The maximum can reach 12°C (55°F), while the minimum can be as low as 1°C (34°F). This climate makes Stranraer a great destination for travelers looking to enjoy mild weather and explore the local scenery.

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

The chart illustrates December temperature patterns in Stranraer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stranraer, December typically has an average temperature of 7°C (46°F), with highs reaching up to 12°C (55°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec444344465055585856534845
Data source: Temperature data for Stranraer 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 Stranraer

In Stranraer in December, the precipitation amount is 144 mm (5.7 in) over a span of 21 days.

December Precipitation Trends in Stranraer

The chart displays monthly precipitation patterns in Stranraer, 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 Stranraer, December typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec103133100426396113126115160153144
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Stranraer

In Stranraer in December humidity is 86%. With an average temperature of 7°C (46°F), this humidity feels like wrapping yourself in a damp blanket, making travel uncomfortable and heavy, as the cold air mixes with the muggy atmosphere, leaving you longing for a warm, dry refuge.

December Average Humidity in Stranraer

This chart illustrates the average monthly humidity levels in Stranraer, 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 Stranraer is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Stranraer

In Stranraer 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 Stranraer.

Maximum UV Index Levels in Stranraer for December

The chart shows the monthly maximum UV Index (UVI) for Stranraer 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 Stranraer typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Stranraer 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 Stranraer Compares to Other Months

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

This table compares monthly weather conditions in Stranraer, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)103 mm (4.1 inches)87%low
February Weather6°C (44°F)133 mm (5.2 inches)86%low
March Weather7°C (44°F)100 mm (3.9 inches)86%moderate
April Weather8°C (47°F)42 mm (1.7 inches)85%moderate
May Weather10°C (51°F)63 mm (2.5 inches)82%high
June Weather13°C (55°F)96 mm (3.8 inches)84%very high
July Weather14°C (58°F)113 mm (4.5 inches)86%very high
August Weather15°C (59°F)126 mm (4.9 inches)86%high
September Weather14°C (57°F)114 mm (4.5 inches)88%moderate
October Weather12°C (53°F)160 mm (6.3 inches)89%moderate
November Weather9°C (49°F)153 mm (6.0 inches)90%low
December Weather7°C (46°F)144 mm (5.7 inches)86%low

Compare Stranraer's Climate with Cities Worldwide