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September Weather in Lake City, United States

Last updated: June 24, 2025

In September, the average temperature in Lake City, United States rests at a comfortable 18°C (64°F). However, temperatures can swing from a chilly 3°C (38°F) to a warm 33°C (91°F). Expect about 112 mm (4.4 in) of precipitation spread over 9 days, contributing to an average humidity of 80%. Enjoy the blend of warmth and moisture this season brings!

September Temperature in Lake City

In September in Lake City, the average temperature is 18°C (64°F). The maximum can reach 33°C (91°F), while the minimum can drop as low as 3°C (38°F). This makes it essential for travelers to pack a variety of clothing to adapt to the changing temperatures.

September Weather in Lake City: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Lake City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lake City, September typically has an average temperature of 18°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec171834445971747064493424
Data source: Temperature data for Lake City 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 Lake City

In Lake City in September, the total precipitation amount is 112 mm (4.4 in), occurring over a span of 9 days.

September Precipitation Trends in Lake City

The chart displays monthly precipitation patterns in Lake City, 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 Lake City, September typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec344559961491391091301121084549
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lake City

In Lake City in September humidity is 80%. With an average temperature of 18°C (64°F), this humidity feels like a warm, damp blanket wrapping around you, making travel a bit more exhausting as the air thickens and the heat clings to your skin.

September Average Humidity in Lake City

This chart illustrates the average monthly humidity levels in Lake City, 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 Lake City is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lake City

In Lake City 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 Lake City.

Maximum UV Index Levels in Lake City for September

The chart shows the monthly maximum UV Index (UVI) for Lake City 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 Lake City typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3458910997532
Data source: Lake City 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 Lake City Compares to Other Months

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

This table compares monthly weather conditions in Lake City, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)34 mm (1.3 inches)88%moderate
February Weather-8°C (18°F)45 mm (1.8 inches)89%moderate
March Weather1°C (34°F)59 mm (2.3 inches)86%moderate
April Weather7°C (44°F)95 mm (3.8 inches)85%very high
May Weather15°C (59°F)149 mm (5.9 inches)79%very high
June Weather21°C (71°F)139 mm (5.5 inches)80%very high
July Weather23°C (74°F)109 mm (4.3 inches)80%very high
August Weather21°C (71°F)130 mm (5.1 inches)78%very high
September Weather18°C (64°F)112 mm (4.4 inches)80%high
October Weather9°C (49°F)108 mm (4.3 inches)84%moderate
November Weather1°C (34°F)45 mm (1.8 inches)89%moderate
December Weather-4°C (25°F)49 mm (1.9 inches)85%low

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