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September Weather in Western Lake, United States

Last updated: June 24, 2025

In Western Lake, United States, the average temperature in September hovers around 26°C (79°F). Expect a minimum of 9°C (49°F) and a maximum soaring up to 38°C (101°F). During this month, precipitation averages 76 mm (3.0 in) over 7 days, while the average humidity sits at a comfortable 64%.

September Temperature in Western Lake

In September in Western Lake, the average temperature is 26°C (79°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 9°C (49°F). It's advisable to pack a range of clothing to accommodate both warm and cool temperatures during your travels.

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

The chart illustrates September temperature patterns in Western Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Western Lake, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec474961667582868579685752
Data source: Temperature data for Western Lake 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 Western Lake

In Western Lake in September, the precipitation amount is 76 mm (3.0 in) over a period of 7 days.

September Precipitation Trends in Western Lake

The chart displays monthly precipitation patterns in Western Lake, 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 Western Lake, September typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec44798490127823884761214446
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Western Lake

In Western Lake in September, humidity is 64%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, making travel slightly uncomfortable as the air clings to your skin and the heat amplifies.

September Average Humidity in Western Lake

This chart illustrates the average monthly humidity levels in Western Lake, 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 Western Lake is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Western Lake

In Western Lake in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Western Lake.

Maximum UV Index Levels in Western Lake for September

The chart shows the monthly maximum UV Index (UVI) for Western Lake 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 Western Lake typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Western Lake 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 Western Lake Compares to Other Months

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

This table compares monthly weather conditions in Western Lake, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)44 mm (1.7 inches)77%moderate
February Weather10°C (49°F)79 mm (3.1 inches)76%high
March Weather16°C (61°F)84 mm (3.3 inches)74%very high
April Weather19°C (66°F)90 mm (3.5 inches)75%very high
May Weather24°C (75°F)127 mm (5.0 inches)80%extreme
June Weather28°C (82°F)82 mm (3.2 inches)80%extreme
July Weather30°C (86°F)38 mm (1.5 inches)75%extreme
August Weather29°C (85°F)84 mm (3.3 inches)67%extreme
September Weather26°C (79°F)76 mm (3.0 inches)64%very high
October Weather20°C (68°F)121 mm (4.8 inches)70%very high
November Weather14°C (57°F)44 mm (1.7 inches)82%high
December Weather11°C (52°F)46 mm (1.8 inches)85%moderate

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