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September Weather in Birtley, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Birtley, United Kingdom is a comfortable 12°C (54°F), with a minimum dipping to 2°C (35°F) and a pleasant maximum reaching 26°C (79°F). Expect 76 mm (3.0 in) of precipitation spread over 15 days, contributing to a notably high average humidity of 87%.

September Temperature in Birtley

In September in Birtley, the average temperature is 12°C (54°F). The maximum can reach 26°C (79°F), while the minimum can drop as low as 2°C (35°F). Be sure to pack layers to stay comfortable during your travels!

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

The chart illustrates September temperature patterns in Birtley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Birtley, September typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (79°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec383941445056595854484339
Data source: Temperature data for Birtley 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 Birtley

In Birtley in September, the precipitation amount is 76 mm (3.0 in), recorded over a span of 15 days.

September Precipitation Trends in Birtley

The chart displays monthly precipitation patterns in Birtley, 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 Birtley, September typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec651039443649088106761027183
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Birtley

In Birtley in September humidity is 87%. With an average temperature of 12°C (54°F), this humidity feels like a damp embrace, making it quite uncomfortable for traveling, as the air feels heavy and can quickly sap your energy as you explore the sights.

September Average Humidity in Birtley

This chart illustrates the average monthly humidity levels in Birtley, 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 Birtley is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%86%84%83%85%83%82%87%89%90%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Birtley

In Birtley 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 Birtley.

Maximum UV Index Levels in Birtley for September

The chart shows the monthly maximum UV Index (UVI) for Birtley 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 Birtley typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568865321
Data source: Birtley 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 Birtley Compares to Other Months

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

This table compares monthly weather conditions in Birtley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)65 mm (2.5 inches)89%low
February Weather4°C (39°F)103 mm (4.0 inches)87%low
March Weather5°C (42°F)94 mm (3.7 inches)85%moderate
April Weather7°C (45°F)43 mm (1.7 inches)84%moderate
May Weather10°C (50°F)64 mm (2.5 inches)83%high
June Weather13°C (56°F)90 mm (3.6 inches)85%very high
July Weather15°C (59°F)88 mm (3.5 inches)83%very high
August Weather14°C (58°F)106 mm (4.2 inches)82%high
September Weather12°C (54°F)76 mm (3.0 inches)87%moderate
October Weather9°C (49°F)102 mm (4.0 inches)89%moderate
November Weather6°C (43°F)71 mm (2.8 inches)90%low
December Weather4°C (40°F)83 mm (3.3 inches)88%low

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