September Weather in Silver Lake, United States

Last updated: June 24, 2025

In Silver Lake, United States, the average temperature in September reaches a warm 27°C (81°F). Expect minimums of 18°C (65°F) and maximums soaring to 35°C (95°F). With 161 mm (6.4 in) of precipitation spread over 18 days, you might want to pack an umbrella! The atmosphere can feel quite humid, with an average humidity of 83% making it a month to enjoy the tropical vibes.

September Temperature in Silver Lake

In September in Silver Lake, the average temperature is 27°C (81°F). Maximums can reach 35°C (95°F), and minimums can be as low as 18°C (65°F). Be sure to pack light clothing for the warm days and a light jacket for the cooler evenings.

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 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 18°C (65°F).

Data source: Temperature data for Silver Lake generated using information from the Copernicus Climate Change Service.

September Precipitation in Silver Lake

In Silver Lake in September, the precipitation amount is 161 mm (6.4 in) over the course of 18 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 161 mm (6.4 inches) of precipitation spread over approximately 18 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Silver Lake

In Silver Lake in September humidity is 83%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making sightseeing and outdoor activities feel more exhausting and requiring frequent breaks to relax in the shade or cool off.

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 83%, offering insight into how humid the weather typically is during this month.

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 reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check 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 11, which falls under the extreme exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (60°F)	46 mm (1.8 inches)	83%	moderate
February Weather	19°C (66°F)	55 mm (2.2 inches)	80%	very high
March Weather	20°C (68°F)	22 mm (0.9 inches)	75%	very high
April Weather	22°C (73°F)	80 mm (3.2 inches)	70%	extreme
May Weather	25°C (78°F)	98 mm (3.8 inches)	68%	extreme
June Weather	27°C (81°F)	196 mm (7.7 inches)	75%	extreme
July Weather	27°C (82°F)	227 mm (8.9 inches)	79%	extreme
August Weather	28°C (82°F)	221 mm (8.7 inches)	81%	extreme
September Weather	27°C (81°F)	161 mm (6.4 inches)	83%	extreme
October Weather	25°C (77°F)	78 mm (3.1 inches)	81%	very high
November Weather	20°C (68°F)	51 mm (2.0 inches)	82%	high
December Weather	17°C (63°F)	67 mm (2.6 inches)	84%	moderate