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September Weather in Barley, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Barley, United Kingdom hovers around 15°C (59°F), making it a pleasant month. Expect temperatures to dip as low as 3°C (37°F) and soar up to a warm 29°C (84°F). With 50 mm (2.0 in) of precipitation spread over 10 days, a light umbrella might come in handy. Additionally, prepare for a relatively high average humidity of 80%, which adds a touch of warmth to the air.

September Temperature in Barley

In September, in Barley, the average temperature is 15°C (59°F). The maximum can reach 29°C (84°F), while the minimum can drop as low as 3°C (37°F). It's a great time for travelers to enjoy mild weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Barley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barley, September typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (84°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec404245495561656459534643
Data source: Temperature data for Barley 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 Barley

In Barley in September, the precipitation amount is 50 mm (2.0 in) over a span of 10 days.

September Precipitation Trends in Barley

The chart displays monthly precipitation patterns in Barley, 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 Barley, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec524754326772667350834882
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Barley

In Barley 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 Barley

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

In Barley 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 Barley.

Maximum UV Index Levels in Barley for September

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

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

This table compares monthly weather conditions in Barley, 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)47 mm (1.9 inches)89%low
March Weather7°C (45°F)54 mm (2.1 inches)86%moderate
April Weather9°C (49°F)32 mm (1.2 inches)85%moderate
May Weather13°C (55°F)67 mm (2.6 inches)82%high
June Weather16°C (62°F)72 mm (2.8 inches)81%very high
July Weather18°C (65°F)66 mm (2.6 inches)76%very high
August Weather18°C (64°F)73 mm (2.9 inches)73%high
September Weather15°C (59°F)50 mm (2.0 inches)80%moderate
October Weather12°C (53°F)83 mm (3.3 inches)89%moderate
November Weather8°C (46°F)48 mm (1.9 inches)92%low
December Weather6°C (43°F)82 mm (3.2 inches)92%low

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