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September Weather in Ashland, United States

Last updated: June 24, 2025

In September, the average temperature in Ashland, United States hovers around 20°C (68°F). However, be prepared for some variability, as temperatures can dip to a chilly 4°C (40°F) or soar to a sizzling 33°C (92°F). During this month, expect around 87 mm (3.4 in) of precipitation over approximately 10 days, contributing to an average humidity level of 77%. Stay comfortable and enjoy the diverse climate this month has to offer!

September Temperature in Ashland

In September, in Ashland, the average temperature is 20°C (68°F). Maximums can reach 33°C (92°F), and minimums can be as low as 4°C (40°F). It's advisable to pack layers to accommodate both warm days and cooler nights while enjoying your travels.

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

The chart illustrates September temperature patterns in Ashland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ashland, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec293240506271757267574135
Data source: Temperature data for Ashland 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 Ashland

In Ashland in September, the precipitation amount is 87 mm (3.4 in) over the course of 10 days.

September Precipitation Trends in Ashland

The chart displays monthly precipitation patterns in Ashland, 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 Ashland, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec809610013112212812185871008990
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ashland

In Ashland in September, humidity is 77%. With an average temperature of 20°C (68°F), this humidity feels like a warm, sticky embrace, making it essential for travelers to stay hydrated and take breaks in shaded areas to avoid feeling sluggish in the heat.

September Average Humidity in Ashland

This chart illustrates the average monthly humidity levels in Ashland, 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 Ashland is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ashland

In Ashland in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ashland.

Maximum UV Index Levels in Ashland for September

The chart shows the monthly maximum UV Index (UVI) for Ashland 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 Ashland typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Ashland 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 Ashland Compares to Other Months

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

This table compares monthly weather conditions in Ashland, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)80 mm (3.2 inches)88%moderate
February Weather0°C (33°F)96 mm (3.8 inches)88%moderate
March Weather5°C (41°F)100 mm (3.9 inches)87%high
April Weather10°C (50°F)131 mm (5.2 inches)87%very high
May Weather17°C (62°F)122 mm (4.8 inches)81%very high
June Weather21°C (71°F)128 mm (5.0 inches)83%very high
July Weather24°C (75°F)121 mm (4.8 inches)82%very high
August Weather22°C (72°F)85 mm (3.4 inches)76%very high
September Weather20°C (68°F)87 mm (3.4 inches)77%very high
October Weather14°C (57°F)99 mm (3.9 inches)82%high
November Weather5°C (41°F)89 mm (3.5 inches)89%moderate
December Weather2°C (35°F)90 mm (3.5 inches)86%low

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