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September Weather in Clifton Forge, United States

Last updated: June 24, 2025

In September, the average temperature in Clifton Forge, United States hovers around 20°C (68°F), with a minimum dipping to 2°C (37°F) and a maximum reaching 34°C (93°F). Expect 98 mm (3.8 in) of precipitation over about 9 days, contributing to an average humidity of 75%. Prepare for a diverse range of weather!

September Temperature in Clifton Forge

In September in Clifton Forge, the average temperature is 20°C (68°F). Maximums can reach 34°C (93°F), and minimums can be as low as 2°C (37°F). Be prepared for a wide range of temperatures, making it essential to pack for both warm and cool conditions while traveling.

September Weather in Clifton Forge: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Clifton Forge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clifton Forge, 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 2°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec354045546370757368584339
Data source: Temperature data for Clifton Forge 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 Clifton Forge

In Clifton Forge in September, the precipitation amount is 98 mm (3.8 in) occurring over the course of 9 days.

September Precipitation Trends in Clifton Forge

The chart displays monthly precipitation patterns in Clifton Forge, 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 Clifton Forge, September typically receives around 98 mm (3.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec7011180118132965999981087593
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Clifton Forge

In Clifton Forge in September, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

September Average Humidity in Clifton Forge

This chart illustrates the average monthly humidity levels in Clifton Forge, 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 Clifton Forge is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%84%82%83%83%79%77%75%81%87%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Clifton Forge

In Clifton Forge in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Clifton Forge.

Maximum UV Index Levels in Clifton Forge for September

The chart shows the monthly maximum UV Index (UVI) for Clifton Forge 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 Clifton Forge typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3689101110109753
Data source: Clifton Forge 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 Clifton Forge Compares to Other Months

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

This table compares monthly weather conditions in Clifton Forge, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)70 mm (2.7 inches)84%moderate
February Weather4°C (40°F)111 mm (4.4 inches)84%high
March Weather7°C (45°F)79 mm (3.1 inches)84%very high
April Weather12°C (55°F)118 mm (4.6 inches)82%very high
May Weather17°C (64°F)132 mm (5.2 inches)82%very high
June Weather21°C (70°F)96 mm (3.8 inches)83%extreme
July Weather24°C (75°F)59 mm (2.3 inches)79%very high
August Weather23°C (73°F)98 mm (3.9 inches)77%very high
September Weather20°C (68°F)98 mm (3.8 inches)75%very high
October Weather15°C (58°F)108 mm (4.3 inches)81%high
November Weather6°C (44°F)75 mm (2.9 inches)87%moderate
December Weather4°C (39°F)93 mm (3.7 inches)85%moderate

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