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September Weather in Sutton, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Sutton, United Kingdom hovers around 14°C (58°F), offering a mild climate for visitors. Expect a minimum of 2°C (36°F) and a maximum of 29°C (84°F), creating a pleasant range for outdoor activities. With an average precipitation of 52 mm (2.1 in) spread across 10 days, and humidity levels at 79%, be prepared for a touch of dampness, making it a great time to experience the area's lush landscapes.

September Temperature in Sutton

In September, Sutton experiences an average temperature of 14°C (58°F). The maximum can reach 29°C (84°F), while the minimum can drop as low as 2°C (36°F). Overall, it's advisable to pack layers to accommodate the varying temperatures while exploring this destination.

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

The chart illustrates September temperature patterns in Sutton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sutton, September typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec414244485460636257524643
Data source: Temperature data for Sutton 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 Sutton

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

September Precipitation Trends in Sutton

The chart displays monthly precipitation patterns in Sutton, 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 Sutton, September typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec526473517376617252947391
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sutton

In Sutton in September, humidity is 79%. With an average temperature of 14°C (58°F), this humidity feels like an oppressive blanket wrapped around you, making even the mild temperatures feel heavier and more stifling for traveling.

September Average Humidity in Sutton

This chart illustrates the average monthly humidity levels in Sutton, 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 Sutton is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sutton

In Sutton 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 Sutton, you can refer to this Hourly UV Index in Sutton.

Maximum UV Index Levels in Sutton for September

The chart shows the monthly maximum UV Index (UVI) for Sutton 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 Sutton typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Sutton 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 Sutton Compares to Other Months

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

This table compares monthly weather conditions in Sutton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)52 mm (2.0 inches)88%low
February Weather6°C (43°F)64 mm (2.5 inches)88%low
March Weather7°C (45°F)73 mm (2.9 inches)86%moderate
April Weather9°C (48°F)51 mm (2.0 inches)84%moderate
May Weather12°C (54°F)73 mm (2.9 inches)80%high
June Weather15°C (60°F)76 mm (3.0 inches)80%very high
July Weather17°C (63°F)61 mm (2.4 inches)70%very high
August Weather16°C (62°F)72 mm (2.8 inches)73%high
September Weather14°C (58°F)52 mm (2.1 inches)79%high
October Weather11°C (52°F)94 mm (3.7 inches)89%moderate
November Weather8°C (46°F)73 mm (2.9 inches)90%low
December Weather6°C (43°F)91 mm (3.6 inches)89%low

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