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September Weather in Longstanton, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Longstanton, 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 Longstanton

In September in Longstanton, 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 Longstanton an ideal destination for travelers seeking pleasant and varied weather.

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

The chart illustrates September temperature patterns in Longstanton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longstanton, 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 Longstanton 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 Longstanton

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

September Precipitation Trends in Longstanton

The chart displays monthly precipitation patterns in Longstanton, 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 Longstanton, 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 Longstanton

In Longstanton 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 Longstanton

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

In Longstanton 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 Longstanton.

Maximum UV Index Levels in Longstanton for September

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

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

This table compares monthly weather conditions in Longstanton, 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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