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September Weather in Friston, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Friston, United Kingdom is a pleasant 16°C (62°F), with lows dipping to 10°C (50°F) and highs reaching up to 22°C (71°F). Expect around 66 mm (2.6 in) of precipitation over 12 days, adding to the region's notably high average humidity of 80%. Whether you're planning outdoor activities or cozy indoor pursuits, be prepared for a mix of cool and wet days!

September Temperature in Friston

In September in Friston, the average temperature is 16°C (62°F). Maximums can reach 22°C (71°F) and minimums can be as low as 10°C (50°F). This pleasant climate makes it a great time to explore outdoor attractions and enjoy local activities.

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

The chart illustrates September temperature patterns in Friston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Friston, September typically has an average temperature of 16°C (62°F), with highs reaching up to 22°C (71°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec454546495359636462575148
Data source: Temperature data for Friston 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 Friston

In Friston in September, the precipitation amount is 66 mm (2.6 in) over the course of 12 days.

September Precipitation Trends in Friston

The chart displays monthly precipitation patterns in Friston, 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 Friston, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec788067314960497067131120147
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Friston

In Friston in September humidity is 80%. With an average temperature of 16°C (62°F), this humidity feels like a warm, muggy embrace, making travel slightly uncomfortable as the air hangs heavy, necessitating frequent hydration and light clothing to stay cool and refreshed.

September Average Humidity in Friston

This chart illustrates the average monthly humidity levels in Friston, 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 Friston is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Friston

In Friston in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Friston, you can refer to this Hourly UV Index in Friston.

Maximum UV Index Levels in Friston for September

The chart shows the monthly maximum UV Index (UVI) for Friston 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 Friston typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Friston 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 Friston Compares to Other Months

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

This table compares monthly weather conditions in Friston, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)78 mm (3.1 inches)91%low
February Weather7°C (45°F)80 mm (3.2 inches)89%low
March Weather8°C (47°F)67 mm (2.6 inches)86%moderate
April Weather9°C (49°F)31 mm (1.2 inches)85%high
May Weather12°C (54°F)49 mm (1.9 inches)82%high
June Weather15°C (59°F)60 mm (2.3 inches)81%very high
July Weather17°C (63°F)49 mm (1.9 inches)76%very high
August Weather18°C (64°F)70 mm (2.8 inches)73%high
September Weather16°C (62°F)66 mm (2.6 inches)80%high
October Weather14°C (58°F)131 mm (5.1 inches)89%moderate
November Weather11°C (52°F)120 mm (4.7 inches)92%low
December Weather9°C (48°F)147 mm (5.8 inches)92%low

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