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September Weather in Talgarth, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Talgarth, United Kingdom is 13°C (55°F), with a minimum dipping to 2°C (35°F) and a comfortable maximum reaching 27°C (80°F). Expect about 74 mm (2.9 in) of precipitation spread over 12 days, accompanied by an average humidity level of 79%. Embrace the seasonal changes in this vibrant location!

September Temperature in Talgarth

In September in Talgarth, the average temperature is 13°C (55°F). Maximum temperatures can reach 27°C (80°F), while minimums can drop to as low as 2°C (35°F). Be sure to pack layers for your visit, as temperatures can vary significantly throughout the day.

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

The chart illustrates September temperature patterns in Talgarth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Talgarth, September typically has an average temperature of 13°C (55°F), with highs reaching up to 27°C (80°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec394042465157615955504441
Data source: Temperature data for Talgarth 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 Talgarth

In Talgarth in September, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

September Precipitation Trends in Talgarth

The chart displays monthly precipitation patterns in Talgarth, 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 Talgarth, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6810410260888680927411798117
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Talgarth

In Talgarth in September humidity is 79%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that permeates clothing, making outdoor activities slightly uncomfortable and prompting travelers to seek shelter or dress in layers to stay warm while adjusting to the moist air.

September Average Humidity in Talgarth

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

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

Maximum UV Index Levels in Talgarth for September

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

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

This table compares monthly weather conditions in Talgarth, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)68 mm (2.7 inches)88%low
February Weather5°C (41°F)104 mm (4.1 inches)88%low
March Weather6°C (42°F)102 mm (4.0 inches)86%moderate
April Weather8°C (46°F)60 mm (2.4 inches)84%high
May Weather11°C (52°F)88 mm (3.5 inches)80%high
June Weather14°C (57°F)86 mm (3.4 inches)80%very high
July Weather16°C (61°F)80 mm (3.1 inches)70%very high
August Weather15°C (59°F)92 mm (3.6 inches)73%high
September Weather13°C (55°F)74 mm (2.9 inches)79%high
October Weather10°C (50°F)117 mm (4.6 inches)89%moderate
November Weather7°C (44°F)98 mm (3.9 inches)90%low
December Weather5°C (42°F)117 mm (4.6 inches)89%low

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