September Weather in Tonopah, United States

Last updated: June 24, 2025

In Tonopah, United States, the average temperature in September hovers around 21°C (70°F), with a minimum dipping to 1°C (34°F) and peaks reaching up to 37°C (99°F). Expect minimal rainfall, with only 5 mm (0.2 in) of precipitation across 0 days. The atmosphere tends to be quite dry, boasting an average humidity of 43%.

September Temperature in Tonopah

In September, in Tonopah, the average temperature is 21°C (70°F). Maximum temperatures can reach 37°C (99°F), while minimums can drop as low as 1°C (34°F). Visitors should be prepared for a wide range of temperatures, making versatile clothing essential for a comfortable trip.

September Weather in Tonopah: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tonopah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tonopah, September typically has an average temperature of 21°C (70°F), with highs reaching up to 37°C (99°F) and lows dropping to around 1°C (34°F).

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

September Precipitation in Tonopah

In Tonopah in September, the precipitation amount is 5 mm (0.2 in) during a span of 0 days.

September Precipitation Trends in Tonopah

The chart displays monthly precipitation patterns in Tonopah, 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 Tonopah, September typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 0 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 Tonopah

In Tonopah in September humidity is 43%. With an average temperature of 21°C (70°F), this humidity feels like a comfortable balance, making it pleasant for traveling as you can explore the surroundings without the discomfort of excessive moisture in the air.

September Average Humidity in Tonopah

This chart illustrates the average monthly humidity levels in Tonopah, 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 Tonopah is approximately 43%, 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 Tonopah

In Tonopah 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 Tonopah.

Maximum UV Index Levels in Tonopah for September

The chart shows the monthly maximum UV Index (UVI) for Tonopah 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 Tonopah typically reaches 10, which falls under the very high exposure category.

Data source: Tonopah 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 Tonopah Compares to Other Months

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

This table compares monthly weather conditions in Tonopah, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	21 mm (0.8 inches)	81%	moderate
February Weather	2°C (36°F)	19 mm (0.7 inches)	84%	high
March Weather	6°C (44°F)	37 mm (1.5 inches)	76%	very high
April Weather	12°C (54°F)	15 mm (0.6 inches)	64%	very high
May Weather	16°C (61°F)	21 mm (0.8 inches)	48%	extreme
June Weather	23°C (74°F)	3 mm (0.1 inches)	40%	extreme
July Weather	27°C (81°F)	5 mm (0.2 inches)	33%	extreme
August Weather	26°C (80°F)	2 mm (0.1 inches)	29%	extreme
September Weather	21°C (70°F)	5 mm (0.2 inches)	43%	very high
October Weather	12°C (54°F)	8 mm (0.3 inches)	61%	high
November Weather	7°C (44°F)	14 mm (0.5 inches)	76%	moderate
December Weather	-1°C (31°F)	19 mm (0.8 inches)	78%	moderate