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September Weather in Long Preston, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Long Preston, United Kingdom hovers around 12°C (54°F), with extremes ranging from a chilly 0°C (32°F) to a warm 26°C (79°F). This month, expect 111 mm (4.4 in) of precipitation spread over approximately 15 days, contributing to a high average humidity of 85%.

September Temperature in Long Preston

In September in Long Preston, the average temperature is 12°C (54°F). Maximums can reach 26°C (79°F), and minimums can be as low as 0°C (32°F). This makes it an ideal time for travelers to experience a pleasant mix of mild to warm weather while exploring the area.

September Weather in Long Preston: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Long Preston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Long Preston, 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 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec383941455056595854494339
Data source: Temperature data for Long Preston 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 Long Preston

In Long Preston in September, the total precipitation amount is 111 mm (4.4 in) spread over 15 days.

September Precipitation Trends in Long Preston

The chart displays monthly precipitation patterns in Long Preston, 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 Long Preston, September typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec941431365476111117132111147106129
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Long Preston

In Long Preston in September, humidity is 85%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making traveling not only uncomfortable but also exhausting as the damp air clings to your skin and slows your movements.

September Average Humidity in Long Preston

This chart illustrates the average monthly humidity levels in Long Preston, 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 Long Preston is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%80%81%76%77%85%90%92%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Long Preston

In Long Preston 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 Long Preston.

Maximum UV Index Levels in Long Preston for September

The chart shows the monthly maximum UV Index (UVI) for Long Preston 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 Long Preston typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578875321
Data source: Long Preston 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 Long Preston Compares to Other Months

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

This table compares monthly weather conditions in Long Preston, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)94 mm (3.7 inches)90%low
February Weather4°C (39°F)143 mm (5.6 inches)88%low
March Weather5°C (41°F)136 mm (5.4 inches)86%moderate
April Weather7°C (45°F)54 mm (2.1 inches)84%moderate
May Weather10°C (50°F)76 mm (3.0 inches)80%high
June Weather13°C (56°F)111 mm (4.4 inches)81%very high
July Weather15°C (59°F)117 mm (4.6 inches)76%very high
August Weather14°C (58°F)132 mm (5.2 inches)77%high
September Weather12°C (54°F)111 mm (4.4 inches)85%moderate
October Weather9°C (49°F)147 mm (5.8 inches)90%moderate
November Weather6°C (43°F)106 mm (4.2 inches)92%low
December Weather4°C (40°F)129 mm (5.1 inches)90%low

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