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September Weather in Leeds, United States

Last updated: June 24, 2025

In September, the average temperature in Leeds, United States is a pleasant 25°C (77°F). However, be prepared for a range of temperatures, with minimums dipping to 11°C (52°F) and maximums soaring to 36°C (97°F). Expect 88 mm (3.5 in) of precipitation over 9 days, contributing to an average humidity of 73%.

September Temperature in Leeds

In September in Leeds, the average temperature is 25°C (77°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop to as low as 11°C (52°F). This range makes it an ideal time for travelers to enjoy both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Leeds, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Leeds, September typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (97°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec465258637277807976675349
Data source: Temperature data for Leeds 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 Leeds

In Leeds in September, the precipitation amount is 88 mm (3.5 in) over the course of 9 days.

September Precipitation Trends in Leeds

The chart displays monthly precipitation patterns in Leeds, 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 Leeds, September typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1211661401451051471161308812685149
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Leeds

In Leeds in September humidity is 73%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel a bit sticky but also vibrant and lively, as the air carries the rich scents of the surrounding environment.

September Average Humidity in Leeds

This chart illustrates the average monthly humidity levels in Leeds, 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 Leeds is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Leeds

In Leeds in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Leeds.

Maximum UV Index Levels in Leeds for September

The chart shows the monthly maximum UV Index (UVI) for Leeds 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 Leeds typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109764
Data source: Leeds 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 Leeds Compares to Other Months

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

This table compares monthly weather conditions in Leeds, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)121 mm (4.8 inches)85%moderate
February Weather11°C (52°F)166 mm (6.5 inches)84%high
March Weather14°C (58°F)139 mm (5.5 inches)82%very high
April Weather17°C (63°F)145 mm (5.7 inches)82%very high
May Weather22°C (72°F)105 mm (4.1 inches)81%extreme
June Weather25°C (77°F)147 mm (5.8 inches)77%extreme
July Weather27°C (81°F)116 mm (4.6 inches)77%extreme
August Weather26°C (80°F)130 mm (5.1 inches)72%very high
September Weather25°C (77°F)88 mm (3.5 inches)73%very high
October Weather20°C (67°F)126 mm (5.0 inches)73%high
November Weather12°C (53°F)85 mm (3.4 inches)85%high
December Weather10°C (50°F)149 mm (5.9 inches)88%moderate

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