nomadseason

September Weather in Oberlin, United States

Last updated: June 24, 2025

In September, the average temperature in Oberlin, United States hovers around 21°C (69°F), with nighttime lows dipping to a cool 5°C (41°F) and daytime highs soaring to a warm 34°C (94°F). Expect about 113 mm (4.5 in) of precipitation spread over 10 days, while the average humidity rests at a comfortable 66%.

September Temperature in Oberlin

In September in Oberlin, the average temperature is 21°C (69°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 5°C (41°F). This makes it a great time for travelers to enjoy a variety of outdoor activities while being prepared for some temperature fluctuations.

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

The chart illustrates September temperature patterns in Oberlin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oberlin, September typically has an average temperature of 21°C (69°F), with highs reaching up to 34°C (94°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594437
Data source: Temperature data for Oberlin generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Oberlin

In Oberlin in September, the total precipitation amount is 113 mm (4.5 in) over the course of 10 days.

September Precipitation Trends in Oberlin

The chart displays monthly precipitation patterns in Oberlin, 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 Oberlin, September typically receives around 113 mm (4.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6810497106125951361221131069092
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Oberlin

In Oberlin in September humidity is 66%. With an average temperature of 21°C (69°F), this humidity feels like a warm embrace, making it a bit sticky, but still comfortable for traveling as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Oberlin

This chart illustrates the average monthly humidity levels in Oberlin, 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 Oberlin is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Oberlin

In Oberlin 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 Oberlin.

Maximum UV Index Levels in Oberlin for September

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

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

This table compares monthly weather conditions in Oberlin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)68 mm (2.7 inches)87%moderate
February Weather3°C (37°F)104 mm (4.1 inches)85%moderate
March Weather6°C (43°F)97 mm (3.8 inches)85%high
April Weather12°C (53°F)106 mm (4.2 inches)83%very high
May Weather17°C (64°F)125 mm (4.9 inches)75%very high
June Weather22°C (73°F)95 mm (3.7 inches)73%very high
July Weather25°C (78°F)136 mm (5.4 inches)65%very high
August Weather24°C (76°F)122 mm (4.8 inches)62%very high
September Weather21°C (69°F)113 mm (4.5 inches)66%very high
October Weather15°C (59°F)106 mm (4.2 inches)79%high
November Weather7°C (45°F)90 mm (3.5 inches)87%moderate
December Weather3°C (38°F)92 mm (3.6 inches)85%low

Compare Oberlin's Climate with Cities Worldwide