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September Weather in Silver Lake, United States

Last updated: June 24, 2025

In September, the average temperature in Silver Lake, United States hovers around 20°C (68°F). Temperatures can vary, with a minimum of 4°C (40°F) and reaching up to 33°C (92°F). Expect about 68 mm (2.7 in) of precipitation spread over 8 days, contributing to an average humidity of 78%.

September Temperature in Silver Lake

In September, in Silver Lake, the average temperature is 20°C (68°F). Maximums can reach 33°C (92°F), and minimums can be as low as 4°C (40°F). It's advisable to pack layers to accommodate both warm days and cooler nights while enjoying your travels.

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

The chart illustrates September temperature patterns in Silver Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Silver Lake, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec283040506272767368564134
Data source: Temperature data for Silver 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 Silver Lake

In Silver Lake in September, the precipitation amount is 68 mm (2.7 in) spread over 8 days.

September Precipitation Trends in Silver Lake

The chart displays monthly precipitation patterns in Silver 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 Silver Lake, September typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec757910497145109113103681078165
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Silver Lake

In Silver Lake in September humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.

September Average Humidity in Silver Lake

This chart illustrates the average monthly humidity levels in Silver 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 Silver Lake is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Silver Lake

In Silver Lake 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 Silver Lake.

Maximum UV Index Levels in Silver Lake for September

The chart shows the monthly maximum UV Index (UVI) for Silver 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 Silver Lake typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699101098642
Data source: Silver 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 Silver Lake Compares to Other Months

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

This table compares monthly weather conditions in Silver Lake, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)75 mm (2.9 inches)85%moderate
February Weather-1°C (30°F)79 mm (3.1 inches)85%moderate
March Weather5°C (41°F)103 mm (4.1 inches)86%high
April Weather10°C (50°F)97 mm (3.8 inches)87%very high
May Weather17°C (63°F)145 mm (5.7 inches)81%very high
June Weather22°C (73°F)109 mm (4.3 inches)82%very high
July Weather24°C (76°F)113 mm (4.4 inches)81%very high
August Weather23°C (73°F)103 mm (4.1 inches)79%very high
September Weather20°C (68°F)68 mm (2.7 inches)78%very high
October Weather13°C (56°F)107 mm (4.2 inches)81%high
November Weather5°C (41°F)80 mm (3.2 inches)89%moderate
December Weather1°C (35°F)65 mm (2.6 inches)86%low

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