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September Weather in Walberton, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Walberton, United Kingdom is a pleasant 16°C (62°F). You can expect minimums around 10°C (50°F) and maximums peaking at 23°C (73°F). With an average precipitation of 61 mm (2.4 in) spread over 10 days, and a notably high humidity level of 82%, be prepared for a mix of refreshing rain and comfortable warmth!

September Temperature in Walberton

In September in Walberton, the average temperature is 16°C (62°F). The maximum can reach 23°C (73°F), while the minimum can be as low as 10°C (50°F). This mild climate makes Walberton an ideal destination for enjoyable outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Walberton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Walberton, September typically has an average temperature of 16°C (62°F), with highs reaching up to 23°C (73°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec454546495459646461575148
Data source: Temperature data for Walberton 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 Walberton

In Walberton in September, the precipitation amount is 61 mm (2.4 in) over a span of 10 days.

September Precipitation Trends in Walberton

The chart displays monthly precipitation patterns in Walberton, 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 Walberton, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec717667294767547761126102131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Walberton

In Walberton in September, humidity is 82%. With an average temperature of 16°C (62°F), this humidity feels like a blanket of warmth enveloping you, making traveling feel sticky and heavy as you navigate through the air.

September Average Humidity in Walberton

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

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

Maximum UV Index Levels in Walberton for September

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

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

This table compares monthly weather conditions in Walberton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)71 mm (2.8 inches)91%low
February Weather7°C (45°F)76 mm (3.0 inches)89%low
March Weather8°C (47°F)67 mm (2.6 inches)86%moderate
April Weather9°C (49°F)29 mm (1.2 inches)85%high
May Weather12°C (54°F)47 mm (1.9 inches)79%high
June Weather15°C (60°F)66 mm (2.6 inches)80%very high
July Weather18°C (64°F)54 mm (2.1 inches)71%very high
August Weather18°C (64°F)77 mm (3.0 inches)76%high
September Weather16°C (62°F)61 mm (2.4 inches)82%high
October Weather14°C (57°F)126 mm (5.0 inches)90%moderate
November Weather11°C (51°F)102 mm (4.0 inches)92%low
December Weather9°C (48°F)131 mm (5.1 inches)92%low

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