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September Weather in Galax, United States

Last updated: June 24, 2025

In September, the average temperature in Galax, United States hovers around 19°C (67°F). Expect fluctuating conditions, with minimum temperatures dipping to 3°C (37°F) and highs soaring to 31°C (87°F). Prepare for some rain as well, with 117 mm (4.6 in) of precipitation spread over 10 days. The atmosphere is notably humid, with an average humidity level of 68%.

September Temperature in Galax

In September in Galax, the average temperature is 19°C (67°F). The maximum can reach 31°C (87°F), and the minimum can be as low as 3°C (37°F). This diverse range of temperatures makes Galax an ideal destination for travelers seeking both warm days and cool evenings.

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

The chart illustrates September temperature patterns in Galax, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Galax, September typically has an average temperature of 19°C (67°F), with highs reaching up to 31°C (87°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec354145546268737166574340
Data source: Temperature data for Galax 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 Galax

In Galax in September, the total precipitation amount is 117 mm (4.6 in) recorded over a span of 10 days.

September Precipitation Trends in Galax

The chart displays monthly precipitation patterns in Galax, 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 Galax, September typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6910489128119111881291171146491
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Galax

In Galax in September, humidity is 68%. With an average temperature of 19°C (67°F), this humidity feels like a warm, enveloping blanket, making travel pleasant yet slightly muggy, which can be refreshing while exploring but may require occasional breaks to stay comfortable.

September Average Humidity in Galax

This chart illustrates the average monthly humidity levels in Galax, 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 Galax is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Galax

In Galax in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Galax.

Maximum UV Index Levels in Galax for September

The chart shows the monthly maximum UV Index (UVI) for Galax 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 Galax typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010853
Data source: Galax 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 Galax Compares to Other Months

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

This table compares monthly weather conditions in Galax, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)69 mm (2.7 inches)87%moderate
February Weather5°C (41°F)104 mm (4.1 inches)87%high
March Weather7°C (46°F)89 mm (3.5 inches)86%very high
April Weather12°C (54°F)128 mm (5.0 inches)84%very high
May Weather17°C (63°F)119 mm (4.7 inches)83%extreme
June Weather20°C (69°F)111 mm (4.4 inches)83%extreme
July Weather23°C (73°F)88 mm (3.5 inches)79%extreme
August Weather22°C (71°F)129 mm (5.1 inches)66%very high
September Weather19°C (67°F)117 mm (4.6 inches)68%very high
October Weather14°C (58°F)114 mm (4.5 inches)78%very high
November Weather6°C (44°F)64 mm (2.5 inches)89%moderate
December Weather4°C (40°F)91 mm (3.6 inches)86%moderate

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