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September Weather in Riding Mill, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Riding Mill, United Kingdom is a mild 13°C (55°F), with lows dipping to 2°C (36°F) and highs reaching up to 26°C (80°F). Expect 73 mm (2.9 in) of precipitation over 14 days, contributing to an average humidity of 87%. Whether you're exploring the local sights or enjoying the cozy atmosphere, this month brings a unique charm to Riding Mill!

September Temperature in Riding Mill

In September in Riding Mill, the average temperature is 13°C (55°F). Maximum temperatures can reach 26°C (80°F), and minimums can drop as low as 2°C (36°F). Be sure to pack layers for your trip, as the weather can vary significantly throughout the day.

September Weather in Riding Mill: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Riding Mill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riding Mill, September typically has an average temperature of 13°C (55°F), with highs reaching up to 26°C (80°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec394042455157605955494440
Data source: Temperature data for Riding Mill 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 Riding Mill

In Riding Mill in September, the total precipitation amount is 73 mm (2.9 in) over the course of 14 days.

September Precipitation Trends in Riding Mill

The chart displays monthly precipitation patterns in Riding Mill, 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 Riding Mill, September typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec5892824065868810073946777
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Riding Mill

In Riding Mill in September, humidity is 87%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making travel sluggish and slightly uncomfortable, as each step seems to cling to the damp air.

September Average Humidity in Riding Mill

This chart illustrates the average monthly humidity levels in Riding Mill, 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 Riding Mill 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 Riding Mill

In Riding Mill 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 Riding Mill.

Maximum UV Index Levels in Riding Mill for September

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

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

This table compares monthly weather conditions in Riding Mill, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)58 mm (2.3 inches)89%low
February Weather4°C (40°F)92 mm (3.6 inches)87%low
March Weather6°C (42°F)82 mm (3.2 inches)85%moderate
April Weather7°C (45°F)40 mm (1.6 inches)84%moderate
May Weather11°C (51°F)65 mm (2.6 inches)83%high
June Weather14°C (57°F)86 mm (3.4 inches)85%very high
July Weather15°C (60°F)88 mm (3.5 inches)83%very high
August Weather15°C (59°F)100 mm (4.0 inches)82%high
September Weather13°C (55°F)73 mm (2.9 inches)87%moderate
October Weather10°C (50°F)94 mm (3.7 inches)89%moderate
November Weather6°C (44°F)67 mm (2.7 inches)90%low
December Weather4°C (40°F)77 mm (3.0 inches)88%low

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