September Weather in Oak Hill, United States

Last updated: June 24, 2025

In September, the average temperature in Oak Hill, United States hovers around 27°C (81°F), making it pleasantly warm. Expect temperatures to dip to a comfortable 23°C (74°F) at night, while reaching a brisk 33°C (91°F) during the day. However, be prepared for rain, as 177 mm (7.0 in) of precipitation typically falls across 21 days, complemented by an average humidity of 83%.

September Temperature in Oak Hill

In September in Oak Hill, the average temperature is 27°C (81°F), with maximums reaching 33°C (91°F) and minimums dropping to 23°C (74°F). This mild climate makes it a perfect time for outdoor adventures and exploration.

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 27°C (81°F), with highs reaching up to 33°C (91°F) and lows dropping to around 23°C (74°F).

Data source: Temperature data for Oak Hill generated using information from the Copernicus Climate Change Service.

September Precipitation in Oak Hill

In Oak Hill in September, the total precipitation amount is 177 mm (7.0 in) spread over 21 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 177 mm (7.0 inches) of precipitation spread over approximately 21 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Oak Hill

In Oak Hill in September humidity is 83%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making sightseeing and outdoor activities feel more exhausting and requiring frequent breaks to relax in the shade or cool off.

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 83%, offering insight into how humid the weather typically is during this month.

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 reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check 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 11, which falls under the extreme exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	39 mm (1.5 inches)	83%	moderate
February Weather	19°C (67°F)	56 mm (2.2 inches)	80%	very high
March Weather	20°C (68°F)	26 mm (1.0 inches)	75%	very high
April Weather	22°C (73°F)	74 mm (2.9 inches)	70%	extreme
May Weather	25°C (77°F)	112 mm (4.4 inches)	68%	extreme
June Weather	26°C (80°F)	158 mm (6.2 inches)	75%	extreme
July Weather	27°C (81°F)	163 mm (6.4 inches)	79%	extreme
August Weather	28°C (82°F)	207 mm (8.1 inches)	81%	extreme
September Weather	27°C (81°F)	177 mm (7.0 inches)	83%	extreme
October Weather	26°C (78°F)	112 mm (4.4 inches)	81%	very high
November Weather	22°C (71°F)	68 mm (2.7 inches)	82%	high
December Weather	19°C (66°F)	75 mm (3.0 inches)	84%	moderate