nomadseason

September Weather in Montevallo, United States

Last updated: June 24, 2025

In September, the average temperature in Montevallo, United States is a warm 25°C (77°F). Visitors can expect a comfortable range, with temperatures dipping to a minimum of 11°C (51°F) and soaring to a maximum of 37°C (98°F). Be prepared for some rain, as 82 mm (3.2 in) of precipitation may fall over 9 days. With an average humidity of 73%, it's a perfect month for enjoying the vibrant atmosphere!

September Temperature in Montevallo

In September in Montevallo, the average temperature is 25°C (77°F). Maximum temperatures can reach 37°C (98°F), while minimums can drop as low as 11°C (51°F). Pack accordingly for a range of weather conditions during your travels.

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

The chart illustrates September temperature patterns in Montevallo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montevallo, September typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (98°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec475359647378808077685450
Data source: Temperature data for Montevallo generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Montevallo

In Montevallo in September, the total precipitation amount is 82 mm (3.2 in), occurring over a span of 9 days.

September Precipitation Trends in Montevallo

The chart displays monthly precipitation patterns in Montevallo, 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 Montevallo, September typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1071571351421171551111238213085139
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Montevallo

In Montevallo in September humidity is 73%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel a bit sticky but also vibrant and lively, as the air carries the rich scents of the surrounding environment.

September Average Humidity in Montevallo

This chart illustrates the average monthly humidity levels in Montevallo, 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 Montevallo is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Montevallo

In Montevallo 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 Montevallo.

Maximum UV Index Levels in Montevallo for September

The chart shows the monthly maximum UV Index (UVI) for Montevallo 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 Montevallo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Montevallo 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 Montevallo Compares to Other Months

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

This table compares monthly weather conditions in Montevallo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)107 mm (4.2 inches)85%moderate
February Weather12°C (54°F)157 mm (6.2 inches)84%high
March Weather15°C (59°F)135 mm (5.3 inches)82%very high
April Weather18°C (64°F)142 mm (5.6 inches)82%very high
May Weather23°C (73°F)117 mm (4.6 inches)81%extreme
June Weather25°C (78°F)155 mm (6.1 inches)77%extreme
July Weather27°C (81°F)111 mm (4.4 inches)77%extreme
August Weather27°C (80°F)123 mm (4.8 inches)72%extreme
September Weather25°C (77°F)82 mm (3.2 inches)73%very high
October Weather20°C (68°F)130 mm (5.1 inches)73%very high
November Weather12°C (54°F)85 mm (3.3 inches)85%high
December Weather10°C (51°F)139 mm (5.5 inches)88%moderate

Compare Montevallo's Climate with Cities Worldwide