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September Weather in Birchanger, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Birchanger, United Kingdom is a pleasant 15°C (59°F). Expect nighttime lows dipping to around 3°C (37°F) and daytime highs reaching up to 28°C (83°F). With an average humidity of 80%, this month also sees 52 mm (2.1 in) of precipitation spread over 10 days, making it a time to prepare for both warm days and occasional showers.

September Temperature in Birchanger

In September in Birchanger, the average temperature is 15°C (59°F). The maximum can reach 28°C (83°F), and the minimum can be as low as 3°C (37°F). This makes it a pleasant time for travelers, with comfortable days and cool nights ideal for outdoor activities.

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

The chart illustrates September temperature patterns in Birchanger, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Birchanger, September typically has an average temperature of 15°C (59°F), with highs reaching up to 28°C (83°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec404345495561656459534643
Data source: Temperature data for Birchanger 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 Birchanger

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

September Precipitation Trends in Birchanger

The chart displays monthly precipitation patterns in Birchanger, 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 Birchanger, September typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec524954316872657452834783
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Birchanger

In Birchanger in September, humidity is 80%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making outdoor activities slightly uncomfortable and necessitating frequent breaks to stay hydrated.

September Average Humidity in Birchanger

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

In Birchanger 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 Birchanger.

Maximum UV Index Levels in Birchanger for September

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

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

This table compares monthly weather conditions in Birchanger, 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)91%low
February Weather6°C (43°F)49 mm (1.9 inches)89%low
March Weather7°C (45°F)54 mm (2.1 inches)86%moderate
April Weather9°C (49°F)31 mm (1.2 inches)85%moderate
May Weather13°C (55°F)68 mm (2.7 inches)82%high
June Weather16°C (62°F)72 mm (2.8 inches)81%very high
July Weather18°C (65°F)65 mm (2.6 inches)76%very high
August Weather18°C (64°F)74 mm (2.9 inches)73%high
September Weather15°C (59°F)52 mm (2.1 inches)80%moderate
October Weather12°C (53°F)83 mm (3.3 inches)89%moderate
November Weather8°C (46°F)47 mm (1.8 inches)92%low
December Weather6°C (43°F)83 mm (3.3 inches)92%low

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