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September Weather in Claysville, United States

Last updated: June 24, 2025

In Claysville, United States, the average temperature in September hovers around 20°C (68°F), making it a pleasant time to explore. However, be prepared for temperature fluctuations, with a minimum of 5°C (41°F) and a comfortable maximum of 34°C (93°F). Expect 114 mm (4.5 in) of precipitation spread over 9 days, contributing to an average humidity of 73% that adds a touch of vibrancy to the air.

September Temperature in Claysville

In September in Claysville, 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 Claysville: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Claysville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Claysville, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323643526370757368584337
Data source: Temperature data for Claysville 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 Claysville

In Claysville in September, the precipitation amount is 114 mm (4.5 in) over the course of 9 days.

September Precipitation Trends in Claysville

The chart displays monthly precipitation patterns in Claysville, 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 Claysville, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec911181171351391561259111411887113
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Claysville

In Claysville in September, humidity is 73%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making outdoor activities somewhat sticky, yet the atmosphere remains pleasant for leisurely strolls and sightseeing.

September Average Humidity in Claysville

This chart illustrates the average monthly humidity levels in Claysville, 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 Claysville is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Claysville

In Claysville 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 Claysville.

Maximum UV Index Levels in Claysville for September

The chart shows the monthly maximum UV Index (UVI) for Claysville 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 Claysville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Claysville 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 Claysville Compares to Other Months

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

This table compares monthly weather conditions in Claysville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)91 mm (3.6 inches)88%moderate
February Weather2°C (36°F)118 mm (4.6 inches)88%moderate
March Weather6°C (43°F)117 mm (4.6 inches)88%high
April Weather11°C (52°F)135 mm (5.3 inches)86%very high
May Weather17°C (63°F)139 mm (5.5 inches)82%very high
June Weather21°C (70°F)156 mm (6.2 inches)84%very high
July Weather24°C (75°F)125 mm (4.9 inches)82%very high
August Weather23°C (73°F)91 mm (3.6 inches)73%very high
September Weather20°C (68°F)114 mm (4.5 inches)73%very high
October Weather14°C (58°F)118 mm (4.6 inches)81%high
November Weather6°C (43°F)87 mm (3.4 inches)89%moderate
December Weather3°C (37°F)113 mm (4.4 inches)86%moderate

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