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September Weather in Galashiels, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Galashiels, United Kingdom hovers around 12°C (53°F). You can expect temperatures to range from a chilly 1°C (35°F) at night to a pleasant 26°C (80°F) during the day. Throughout the month, the area sees around 69 mm (2.7 in) of precipitation spread over 13 days, accompanied by a high average humidity of 88%.

September Temperature in Galashiels

In September in Galashiels, the average temperature is 12°C (53°F). Maximums can reach 26°C (80°F) and minimums can be as low as 1°C (35°F). This variety in temperatures makes it advisable to pack layers for your trip.

September Weather in Galashiels: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Galashiels, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Galashiels, September typically has an average temperature of 12°C (53°F), with highs reaching up to 26°C (80°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec373841445055585753484239
Data source: Temperature data for Galashiels 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.

September Precipitation in Galashiels

In Galashiels in September, the precipitation amount is 69 mm (2.7 in) over the course of 13 days.

September Precipitation Trends in Galashiels

The chart displays monthly precipitation patterns in Galashiels, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Galashiels, September typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec58100883964909110869997276
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Galashiels

In Galashiels in September humidity is 88%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making it crucial to dress in layers and stay prepared for the discomfort while exploring.

September Average Humidity in Galashiels

This chart illustrates the average monthly humidity levels in Galashiels, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Galashiels is approximately 88%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Galashiels

In Galashiels in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Galashiels.

Maximum UV Index Levels in Galashiels for September

The chart shows the monthly maximum UV Index (UVI) for Galashiels in September, 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 September, the maximum UV index in Galashiels typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Galashiels September 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 September Weather in Galashiels Compares to Other Months

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

This table compares monthly weather conditions in Galashiels, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)58 mm (2.3 inches)90%low
February Weather4°C (39°F)100 mm (4.0 inches)88%low
March Weather5°C (41°F)88 mm (3.5 inches)86%moderate
April Weather7°C (44°F)39 mm (1.5 inches)85%moderate
May Weather10°C (50°F)64 mm (2.5 inches)80%high
June Weather13°C (55°F)90 mm (3.6 inches)83%very high
July Weather15°C (59°F)91 mm (3.6 inches)82%very high
August Weather14°C (57°F)108 mm (4.3 inches)82%high
September Weather12°C (53°F)69 mm (2.7 inches)88%moderate
October Weather9°C (48°F)99 mm (3.9 inches)90%moderate
November Weather6°C (42°F)71 mm (2.8 inches)92%low
December Weather4°C (39°F)76 mm (3.0 inches)89%low

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