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September Weather in Winston, United Kingdom

Last updated: August 27, 2025

In Winston, United Kingdom, the average temperature in September hovers around 13°C (55°F). Expect a range from a cool 2°C (36°F) to a warm 26°C (79°F). During this month, precipitation averages 72 mm (2.8 in) over 12 days, while the air remains humidity-laden with an average of 87%.

September Temperature in Winston

In September in Winston, the average temperature is 13°C (55°F). Maximum temperatures can reach 26°C (79°F), while minimums can dip as low as 2°C (36°F). This mild climate makes Winston an ideal destination for outdoor activities and exploration during this time of year.

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

The chart illustrates September temperature patterns in Winston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winston, 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 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec394042455157605955494340
Data source: Temperature data for Winston 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 Winston

In Winston in September, the total precipitation amount is 72 mm (2.8 in) over the course of 12 days.

September Precipitation Trends in Winston

The chart displays monthly precipitation patterns in Winston, 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 Winston, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec568979416588838472926979
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Winston

In Winston in September, humidity is 87%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making travel sluggish and slightly uncomfortable, as each step seems to cling to the damp air.

September Average Humidity in Winston

This chart illustrates the average monthly humidity levels in Winston, 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 Winston is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%86%84%83%85%83%82%87%89%90%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Winston

In Winston 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 Winston.

Maximum UV Index Levels in Winston for September

The chart shows the monthly maximum UV Index (UVI) for Winston 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 Winston typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Winston 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 Winston Compares to Other Months

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

This table compares monthly weather conditions in Winston, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)56 mm (2.2 inches)89%low
February Weather4°C (40°F)89 mm (3.5 inches)87%low
March Weather5°C (42°F)79 mm (3.1 inches)85%moderate
April Weather7°C (45°F)41 mm (1.6 inches)84%moderate
May Weather10°C (51°F)65 mm (2.6 inches)83%high
June Weather14°C (57°F)88 mm (3.5 inches)85%very high
July Weather15°C (60°F)83 mm (3.3 inches)83%very high
August Weather15°C (59°F)84 mm (3.3 inches)82%high
September Weather13°C (55°F)72 mm (2.8 inches)87%moderate
October Weather10°C (50°F)92 mm (3.6 inches)89%moderate
November Weather6°C (44°F)69 mm (2.7 inches)90%low
December Weather4°C (40°F)79 mm (3.1 inches)88%low

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