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September Weather in Galion, United States

Last updated: June 24, 2025

In September, the average temperature in Galion, United States hovers around 20°C (67°F). Expect lows of 4°C (40°F) and highs reaching 33°C (92°F). With an average humidity of 78%, the weather can feel quite warm and muggy. Be prepared for some rain, as 79 mm (3.1 in) of precipitation is expected over 9 days.

September Temperature in Galion

In September in Galion, the average temperature is 20°C (67°F). The maximum can reach 33°C (92°F), and the minimum can be as low as 4°C (40°F). It's an ideal time for travelers to enjoy mild weather and explore both outdoor activities and cultural sites.

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

The chart illustrates September temperature patterns in Galion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Galion, September typically has an average temperature of 20°C (67°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec293240506270747267564134
Data source: Temperature data for Galion 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 Galion

In Galion in September, the precipitation amount is 79 mm (3.1 in) spread over 9 days.

September Precipitation Trends in Galion

The chart displays monthly precipitation patterns in Galion, 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 Galion, September typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec821021031261291461248179999691
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Galion

In Galion in September humidity is 78%. With an average temperature of 20°C (67°F), this humidity feels like walking through a warm, thick blanket, making travel a bit sticky and requiring frequent breaks to find shade and cool refreshments.

September Average Humidity in Galion

This chart illustrates the average monthly humidity levels in Galion, 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 Galion is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Galion

In Galion 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 Galion.

Maximum UV Index Levels in Galion for September

The chart shows the monthly maximum UV Index (UVI) for Galion 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 Galion typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Galion 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 Galion Compares to Other Months

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

This table compares monthly weather conditions in Galion, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)82 mm (3.2 inches)88%moderate
February Weather0°C (32°F)102 mm (4.0 inches)87%moderate
March Weather5°C (40°F)103 mm (4.1 inches)87%high
April Weather10°C (50°F)126 mm (5.0 inches)87%very high
May Weather17°C (62°F)129 mm (5.1 inches)81%very high
June Weather21°C (71°F)146 mm (5.7 inches)82%very high
July Weather23°C (74°F)124 mm (4.9 inches)81%very high
August Weather22°C (72°F)81 mm (3.2 inches)78%very high
September Weather20°C (67°F)79 mm (3.1 inches)78%very high
October Weather14°C (57°F)98 mm (3.9 inches)82%high
November Weather5°C (41°F)96 mm (3.8 inches)89%moderate
December Weather1°C (35°F)91 mm (3.6 inches)86%low

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