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September Weather in Marble Falls, United States

Last updated: June 24, 2025

In September, the average temperature in Marble Falls, United States hovers around 22°C (72°F), providing a pleasant climate for outdoor activities. Expect minimum temperatures to dip to 6°C (44°F) and maximums soaring to 33°C (92°F). Be prepared for some rain, with 70 mm (2.8 in) of precipitation expected over approximately 7 days. Overall, the average humidity rests at a comfortable 59%, ensuring a refreshing atmosphere.

September Temperature in Marble Falls

In September in Marble Falls, the average temperature is 22°C (72°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as 6°C (44°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while experiencing pleasant weather.

September Weather in Marble Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Marble Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marble Falls, September typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (92°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec374050566674777572594742
Data source: Temperature data for Marble Falls 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 Marble Falls

In Marble Falls in September, the precipitation amount is 70 mm (2.8 in) over a span of 7 days.

September Precipitation Trends in Marble Falls

The chart displays monthly precipitation patterns in Marble Falls, 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 Marble Falls, September typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec8111213915819010695146711207986
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Marble Falls

In Marble Falls in September humidity is 59%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making it a pleasant time for outdoor adventures and sightseeing, though occasional breezes can refresh your experience.

September Average Humidity in Marble Falls

This chart illustrates the average monthly humidity levels in Marble Falls, 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 Marble Falls is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Marble Falls

In Marble Falls 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 Marble Falls.

Maximum UV Index Levels in Marble Falls for September

The chart shows the monthly maximum UV Index (UVI) for Marble Falls 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 Marble Falls typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109753
Data source: Marble Falls 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 Marble Falls Compares to Other Months

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

This table compares monthly weather conditions in Marble Falls, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)81 mm (3.2 inches)82%moderate
February Weather4°C (40°F)112 mm (4.4 inches)79%high
March Weather10°C (50°F)139 mm (5.5 inches)77%very high
April Weather13°C (56°F)157 mm (6.2 inches)78%very high
May Weather19°C (66°F)190 mm (7.5 inches)82%extreme
June Weather23°C (74°F)106 mm (4.2 inches)81%extreme
July Weather25°C (77°F)95 mm (3.8 inches)75%extreme
August Weather24°C (75°F)146 mm (5.7 inches)61%very high
September Weather22°C (72°F)70 mm (2.8 inches)59%very high
October Weather15°C (59°F)120 mm (4.7 inches)69%high
November Weather8°C (47°F)79 mm (3.1 inches)82%moderate
December Weather6°C (43°F)86 mm (3.4 inches)87%moderate

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