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September Weather in LaGrange, United States

Last updated: June 24, 2025

In September, the average temperature in LaGrange, United States reaches a pleasant 24°C (76°F). Temperatures can vary significantly, with minimums dropping to 12°C (53°F) and maximums rising up to 36°C (97°F). Be prepared for some rain, as precipitation averages 103 mm (4.1 in) over about 9 days, and don't forget that the average humidity hovers around a comfortable 73%.

September Temperature in LaGrange

In September in LaGrange, the average temperature is 24°C (76°F). Maximums can reach 36°C (97°F), and minimums can be as low as 12°C (53°F). This makes LaGrange an ideal destination for travelers seeking warm weather while still enjoying cooler evenings.

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

The chart illustrates September temperature patterns in LaGrange, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In LaGrange, September typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec475358647277807976675450
Data source: Temperature data for LaGrange 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 LaGrange

In LaGrange in September, the precipitation amount is 103 mm (4.1 in) distributed over 9 days.

September Precipitation Trends in LaGrange

The chart displays monthly precipitation patterns in LaGrange, 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 LaGrange, September typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10913510511410511511012210310581136
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in LaGrange

In LaGrange in September humidity is 73%. With an average temperature of 24°C (76°F), this humidity feels like a warm and sticky embrace, making travel slightly uncomfortable as the air thickens around you, prompting you to seek shade and stay hydrated.

September Average Humidity in LaGrange

This chart illustrates the average monthly humidity levels in LaGrange, 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 LaGrange 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 LaGrange

In LaGrange 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 LaGrange.

Maximum UV Index Levels in LaGrange for September

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

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

This table compares monthly weather conditions in LaGrange, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (48°F)109 mm (4.3 inches)85%moderate
February Weather12°C (54°F)135 mm (5.3 inches)84%high
March Weather14°C (58°F)105 mm (4.1 inches)82%very high
April Weather18°C (64°F)114 mm (4.5 inches)82%very high
May Weather22°C (72°F)105 mm (4.1 inches)81%extreme
June Weather25°C (77°F)115 mm (4.5 inches)77%extreme
July Weather27°C (80°F)110 mm (4.3 inches)77%extreme
August Weather26°C (79°F)122 mm (4.8 inches)72%extreme
September Weather24°C (76°F)103 mm (4.1 inches)73%very high
October Weather20°C (68°F)105 mm (4.1 inches)73%very high
November Weather12°C (54°F)81 mm (3.2 inches)85%high
December Weather10°C (50°F)136 mm (5.4 inches)88%moderate

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