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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 is a pleasant 20°C (68°F), making it an ideal time to explore. However, be prepared for a temperature range where the minimum can dip to 4°C (39°F) and the maximum can soar up to 36°C (97°F). With an average humidity of 75%, you might find the air a bit sticky. You'll also encounter some rainfall, with 102 mm (4.0 in) expected over approximately 10 days.

September Temperature in Lake City

In September in Lake City, the average temperature is 20°C (68°F), with maximums reaching up to 36°C (97°F) and minimums dipping as low as 4°C (39°F). Be sure to pack for both warm days and cooler nights during your travels.

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 20°C (68°F), with highs reaching up to 36°C (97°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec222238486174767367513729
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 102 mm (4.0 in) falling over the course of 10 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 102 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec29417766155114691071021133539
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 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

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 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%80%81%74%81%80%77%75%80%87%83%
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 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35589111098633
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-6°C (22°F)29 mm (1.1 inches)82%moderate
February Weather-5°C (22°F)41 mm (1.6 inches)84%moderate
March Weather3°C (38°F)77 mm (3.0 inches)80%moderate
April Weather9°C (48°F)66 mm (2.6 inches)81%very high
May Weather16°C (61°F)155 mm (6.1 inches)74%very high
June Weather23°C (74°F)114 mm (4.5 inches)80%extreme
July Weather25°C (76°F)69 mm (2.7 inches)80%very high
August Weather23°C (73°F)107 mm (4.2 inches)77%very high
September Weather20°C (68°F)102 mm (4.0 inches)75%very high
October Weather10°C (51°F)113 mm (4.4 inches)80%high
November Weather3°C (38°F)35 mm (1.4 inches)87%moderate
December Weather-2°C (29°F)39 mm (1.5 inches)83%moderate

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