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September Weather in Hassocks, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Hassocks, United Kingdom hovers around 15°C (60°F). Expect a minimum of 3°C (37°F) and a maximum of 27°C (81°F). Prepare for some showers, with a total precipitation of 50 mm (2.0 in) spread across 9 days. Additionally, humidity levels are typically high at 82%, giving you a sense of the lushness in the air.

September Temperature in Hassocks

In September in Hassocks, the average temperature is 15°C (60°F). Maximums can reach 27°C (81°F), and minimums can be as low as 3°C (37°F). This makes it an ideal time for travelers seeking mild weather to explore the sights and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Hassocks, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hassocks, September typically has an average temperature of 15°C (60°F), with highs reaching up to 27°C (81°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec414346495561646359544744
Data source: Temperature data for Hassocks 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 Hassocks

In Hassocks in September, the precipitation amount is 50 mm (2.0 in) over the course of 9 days.

September Precipitation Trends in Hassocks

The chart displays monthly precipitation patterns in Hassocks, 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 Hassocks, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec545757346271576750916597
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hassocks

In Hassocks in September humidity is 82%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and draining, which can hinder your travel experience.

September Average Humidity in Hassocks

This chart illustrates the average monthly humidity levels in Hassocks, 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 Hassocks is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hassocks

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

Maximum UV Index Levels in Hassocks for September

The chart shows the monthly maximum UV Index (UVI) for Hassocks 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 Hassocks typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Hassocks 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 Hassocks Compares to Other Months

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

This table compares monthly weather conditions in Hassocks, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)54 mm (2.1 inches)91%low
February Weather6°C (44°F)57 mm (2.2 inches)89%low
March Weather8°C (46°F)57 mm (2.2 inches)86%moderate
April Weather10°C (49°F)34 mm (1.3 inches)85%high
May Weather13°C (55°F)62 mm (2.4 inches)79%high
June Weather16°C (61°F)71 mm (2.8 inches)80%very high
July Weather18°C (65°F)57 mm (2.2 inches)71%very high
August Weather17°C (64°F)67 mm (2.6 inches)76%high
September Weather15°C (60°F)50 mm (2.0 inches)82%high
October Weather12°C (54°F)91 mm (3.6 inches)90%moderate
November Weather8°C (47°F)65 mm (2.6 inches)92%low
December Weather7°C (45°F)97 mm (3.8 inches)92%low

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