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September Weather in Harston, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Harston, United Kingdom is a pleasant 15°C (59°F). You can expect a minimum of 2°C (36°F) and a maximum of 29°C (85°F). During this period, rainfall averages 52 mm (2.1 in) over 10 days, contributing to an average humidity level of 84%. 🌧️ Enjoy the diverse weather!

September Temperature in Harston

In September in Harston, the average temperature is 15°C (59°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as 2°C (36°F). This makes Harston an ideal destination for travelers seeking pleasant and varied weather.

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

The chart illustrates September temperature patterns in Harston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harston, September typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec414345495561656459534643
Data source: Temperature data for Harston 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 Harston

In Harston in September, the total precipitation amount is 52 mm (2.1 in) distributed over a span of 10 days.

September Precipitation Trends in Harston

The chart displays monthly precipitation patterns in Harston, 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 Harston, September typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec504753326669657053794980
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Harston

In Harston in September, humidity is 84%. With an average temperature of 15°C (59°F), this humidity feels like an oppressive blanket wrapping around you, making it challenging to enjoy outdoor activities and travel comfortably.

September Average Humidity in Harston

This chart illustrates the average monthly humidity levels in Harston, 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 Harston is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%86%85%83%83%80%78%84%88%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Harston

In Harston 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 Harston.

Maximum UV Index Levels in Harston for September

The chart shows the monthly maximum UV Index (UVI) for Harston 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 Harston typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Harston 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 Harston Compares to Other Months

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

This table compares monthly weather conditions in Harston, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)50 mm (2.0 inches)89%low
February Weather6°C (43°F)47 mm (1.8 inches)87%low
March Weather7°C (46°F)53 mm (2.1 inches)86%moderate
April Weather9°C (49°F)32 mm (1.3 inches)85%moderate
May Weather13°C (55°F)66 mm (2.6 inches)83%high
June Weather16°C (62°F)69 mm (2.7 inches)83%very high
July Weather18°C (65°F)65 mm (2.6 inches)79%very high
August Weather18°C (64°F)70 mm (2.8 inches)78%high
September Weather15°C (59°F)52 mm (2.1 inches)84%moderate
October Weather12°C (53°F)79 mm (3.1 inches)88%moderate
November Weather8°C (46°F)49 mm (1.9 inches)89%low
December Weather6°C (43°F)80 mm (3.2 inches)88%low

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