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September Weather in Oak Hill, United States

Last updated: June 24, 2025

In September, the average temperature in Oak Hill, United States hovers around 20°C (68°F), offering a pleasant climate for outdoor activities. However, temperatures can fluctuate, with a minimum of 5°C (41°F) and a maximum of 34°C (93°F). Be prepared for some rain, as precipitation amounts to 90 mm (3.6 in) over approximately 10 days. With an average humidity of 77%, the air can feel quite muggy, making it a great time to enjoy refreshing drinks and breezy settings!

September Temperature in Oak Hill

In September in Oak Hill, the average temperature is 20°C (68°F). Maximums can reach 34°C (93°F) and minimums can be as low as 5°C (41°F). Travelers should be prepared for warm days and cool nights, making layering essentials for this time of year.

September Weather in Oak Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Oak Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oak Hill, September typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (93°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec303341516371757368574135
Data source: Temperature data for Oak Hill 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 Oak Hill

In Oak Hill in September, the precipitation amount is 90 mm (3.6 in) spread over the course of 10 days.

September Precipitation Trends in Oak Hill

The chart displays monthly precipitation patterns in Oak Hill, 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 Oak Hill, September typically receives around 90 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec8210010513212012611380901029395
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oak Hill

In Oak Hill 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 Oak Hill

This chart illustrates the average monthly humidity levels in Oak Hill, 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 Oak Hill 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 Oak Hill

In Oak Hill 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 Oak Hill.

Maximum UV Index Levels in Oak Hill for September

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

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

This table compares monthly weather conditions in Oak Hill, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)82 mm (3.2 inches)88%moderate
February Weather1°C (33°F)100 mm (3.9 inches)88%moderate
March Weather5°C (41°F)105 mm (4.1 inches)87%high
April Weather11°C (51°F)132 mm (5.2 inches)87%very high
May Weather17°C (63°F)120 mm (4.7 inches)81%very high
June Weather22°C (71°F)126 mm (5.0 inches)83%very high
July Weather24°C (75°F)113 mm (4.5 inches)82%very high
August Weather23°C (73°F)80 mm (3.1 inches)76%very high
September Weather20°C (68°F)90 mm (3.6 inches)77%very high
October Weather14°C (57°F)102 mm (4.0 inches)82%high
November Weather5°C (42°F)93 mm (3.7 inches)89%moderate
December Weather2°C (36°F)95 mm (3.7 inches)86%low

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