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September Weather in Eustis, United States

Last updated: June 24, 2025

In Eustis, United States, the average temperature in September hovers around 13°C (56°F), with a minimum of -5°C (24°F) and a maximum reaching 29°C (85°F). Expect about 68 mm (2.7 in) of precipitation over 9 days, coupled with an average humidity of 77%. This unique blend promises a varied but intriguing climate experience!

September Temperature in Eustis

In September in Eustis, the average temperature is 13°C (56°F). Maximum temperatures can reach up to 29°C (85°F), while minimum temperatures can drop as low as -5°C (24°F). It's advisable to pack a variety of clothing to accommodate the range of temperatures for your travels.

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

The chart illustrates September temperature patterns in Eustis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Eustis, September typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (85°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec141624365059656355442919
Data source: Temperature data for Eustis 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 Eustis

In Eustis in September, the precipitation amount is 68 mm (2.7 in) spread over 9 days.

September Precipitation Trends in Eustis

The chart displays monthly precipitation patterns in Eustis, 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 Eustis, September typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec828175108999510599681219989
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Eustis

In Eustis in September humidity is 77%. With average temperature 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities sweaty and uncomfortable.

September Average Humidity in Eustis

This chart illustrates the average monthly humidity levels in Eustis, 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 Eustis is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Eustis

In Eustis in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Eustis.

Maximum UV Index Levels in Eustis for September

The chart shows the monthly maximum UV Index (UVI) for Eustis 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 Eustis typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2468910997532
Data source: Eustis 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 Eustis Compares to Other Months

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

This table compares monthly weather conditions in Eustis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)82 mm (3.2 inches)91%low
February Weather-9°C (17°F)81 mm (3.2 inches)89%moderate
March Weather-5°C (24°F)75 mm (3.0 inches)85%high
April Weather2°C (36°F)108 mm (4.2 inches)84%very high
May Weather10°C (50°F)99 mm (3.9 inches)78%very high
June Weather15°C (60°F)95 mm (3.7 inches)72%very high
July Weather18°C (65°F)105 mm (4.1 inches)75%very high
August Weather17°C (63°F)99 mm (3.9 inches)74%very high
September Weather13°C (56°F)68 mm (2.7 inches)77%high
October Weather7°C (44°F)121 mm (4.8 inches)85%moderate
November Weather-1°C (30°F)99 mm (3.9 inches)86%moderate
December Weather-7°C (19°F)89 mm (3.5 inches)85%low

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