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September Weather in Walton, United States

Last updated: June 24, 2025

In September, the average temperature in Walton, United States is a pleasant 20°C (69°F). Throughout the month, temperatures can range from a cool 5°C (41°F) to a scorching 34°C (93°F). Expect about 64 mm (2.5 in) of precipitation over 9 days, contributing to an average humidity of 78%. Enjoy the varied climate and prepare for a few rainy days!

September Temperature in Walton

In September in Walton, the average temperature is 20°C (69°F). Maximums can reach 34°C (93°F), and minimums can be as low as 5°C (41°F). This makes it a great time to visit, as you can enjoy warm days while still experiencing cooler evenings.

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

The chart illustrates September temperature patterns in Walton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Walton, September typically has an average temperature of 20°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec283141516373767369574135
Data source: Temperature data for Walton 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 Walton

In Walton in September, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.

September Precipitation Trends in Walton

The chart displays monthly precipitation patterns in Walton, 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 Walton, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec768010294154104101101641047866
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Walton

In Walton in September, humidity is 78%. With an average temperature of 20°C (69°F), this humidity feels like a warm, enveloping blanket, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick and heavy, urging you to seek out shaded areas and refreshing drinks.

September Average Humidity in Walton

This chart illustrates the average monthly humidity levels in Walton, 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 Walton is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Walton

In Walton 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 Walton.

Maximum UV Index Levels in Walton for September

The chart shows the monthly maximum UV Index (UVI) for Walton 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 Walton typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699101098642
Data source: Walton 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 Walton Compares to Other Months

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

This table compares monthly weather conditions in Walton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)76 mm (3.0 inches)85%moderate
February Weather-1°C (31°F)79 mm (3.1 inches)85%moderate
March Weather5°C (41°F)102 mm (4.0 inches)86%high
April Weather10°C (51°F)94 mm (3.7 inches)87%very high
May Weather17°C (63°F)154 mm (6.1 inches)81%very high
June Weather23°C (73°F)104 mm (4.1 inches)82%very high
July Weather25°C (76°F)101 mm (4.0 inches)81%very high
August Weather23°C (74°F)101 mm (4.0 inches)79%very high
September Weather20°C (69°F)64 mm (2.5 inches)78%very high
October Weather14°C (57°F)104 mm (4.1 inches)81%high
November Weather5°C (41°F)78 mm (3.1 inches)89%moderate
December Weather2°C (35°F)66 mm (2.6 inches)86%low

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