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September Weather in Ashton, United States

Last updated: June 24, 2025

The average temperature in Ashton, United States during September hovers around 14°C (57°F). Expect a varied climate, with minimum temperatures dipping to -2°C (28°F) and maximums soaring to 32°C (91°F). During this month, you'll encounter approximately 38 mm (1.5 in) of precipitation over 5 days, with an average humidity of 52%.

September Temperature in Ashton

In September in Ashton, the average temperature is 14°C (57°F). The maximum can reach 32°C (91°F), and the minimum can be as low as -2°C (28°F). Be prepared for a wide range of temperatures when traveling to Ashton during this month.

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

The chart illustrates September temperature patterns in Ashton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ashton, September typically has an average temperature of 14°C (57°F), with highs reaching up to 32°C (91°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec212433395060686657413122
Data source: Temperature data for Ashton 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 Ashton

In Ashton in September, the total precipitation amount is 38 mm (1.5 in) spread over a duration of 5 days.

September Precipitation Trends in Ashton

The chart displays monthly precipitation patterns in Ashton, 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 Ashton, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec637350646445122138495461
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ashton

In Ashton in September humidity is 52%. With an average temperature of 14°C (57°F), this humidity feels like a refreshing breeze that keeps you comfortable while exploring the sights, allowing for enjoyable outdoor activities without feeling overly sticky or heavy.

September Average Humidity in Ashton

This chart illustrates the average monthly humidity levels in Ashton, 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 Ashton is approximately 52%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%95%90%81%71%64%59%49%52%69%86%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ashton

In Ashton 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 Ashton.

Maximum UV Index Levels in Ashton for September

The chart shows the monthly maximum UV Index (UVI) for Ashton 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 Ashton typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3578101111109643
Data source: Ashton 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 Ashton Compares to Other Months

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

This table compares monthly weather conditions in Ashton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)63 mm (2.5 inches)95%moderate
February Weather-5°C (24°F)72 mm (2.9 inches)95%moderate
March Weather1°C (33°F)50 mm (2.0 inches)90%high
April Weather4°C (40°F)64 mm (2.5 inches)81%very high
May Weather10°C (50°F)64 mm (2.5 inches)71%very high
June Weather15°C (60°F)45 mm (1.8 inches)64%extreme
July Weather20°C (69°F)12 mm (0.5 inches)59%extreme
August Weather19°C (67°F)21 mm (0.8 inches)49%very high
September Weather14°C (57°F)38 mm (1.5 inches)52%very high
October Weather5°C (42°F)49 mm (1.9 inches)69%high
November Weather0°C (32°F)54 mm (2.1 inches)86%moderate
December Weather-6°C (22°F)61 mm (2.4 inches)91%moderate

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