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September Weather in Polmont, United Kingdom

Last updated: August 27, 2025

In Polmont, United Kingdom, the average temperature in September hovers around 13°C (55°F). Expect a chill, with minimums dipping to 0°C (32°F), while highs can reach a pleasant 26°C (79°F). The skies may bring some rain, averaging 74 mm (2.9 in) over 14 days, accompanied by a notable average humidity of 88%. Be prepared for a mix of cool and wet conditions!

September Temperature in Polmont

In September in Polmont, the average temperature is 13°C (55°F). The maximum can reach 26°C (79°F) and the minimum can be as low as 0°C (32°F). This makes it an ideal time for travelers to enjoy a range of outdoor activities while still being prepared for cooler evenings.

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

The chart illustrates September temperature patterns in Polmont, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Polmont, September typically has an average temperature of 13°C (55°F), with highs reaching up to 26°C (79°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec404143465257605955504441
Data source: Temperature data for Polmont 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 Polmont

In Polmont in September, the precipitation amount is 74 mm (2.9 in) over a span of 14 days.

September Precipitation Trends in Polmont

The chart displays monthly precipitation patterns in Polmont, 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 Polmont, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec671089240648982106741078393
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Polmont

In Polmont in September humidity is 88%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while exploring, as the moisture in the air can lead to a rather uncomfortable experience for traveling.

September Average Humidity in Polmont

This chart illustrates the average monthly humidity levels in Polmont, 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 Polmont 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 Polmont

In Polmont 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 Polmont.

Maximum UV Index Levels in Polmont for September

The chart shows the monthly maximum UV Index (UVI) for Polmont 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 Polmont typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Polmont 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 Polmont Compares to Other Months

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

This table compares monthly weather conditions in Polmont, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)67 mm (2.7 inches)90%low
February Weather5°C (41°F)108 mm (4.2 inches)88%low
March Weather6°C (43°F)92 mm (3.6 inches)86%moderate
April Weather8°C (46°F)40 mm (1.6 inches)85%moderate
May Weather11°C (52°F)64 mm (2.5 inches)80%high
June Weather14°C (57°F)89 mm (3.5 inches)83%very high
July Weather15°C (60°F)82 mm (3.2 inches)82%high
August Weather15°C (59°F)106 mm (4.2 inches)82%high
September Weather13°C (55°F)74 mm (2.9 inches)88%moderate
October Weather10°C (50°F)107 mm (4.2 inches)90%moderate
November Weather7°C (44°F)83 mm (3.3 inches)92%low
December Weather5°C (41°F)93 mm (3.7 inches)89%low

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