September Weather in Boyes Hot Springs, United States

Last updated: June 24, 2025

In Boyes Hot Springs, United States, the average temperature for September hovers around 20°C (68°F). Expect a minimum of 9°C (48°F) and a maximum rise to a sweltering 39°C (102°F). With only 1 mm (0.0 in) of precipitation over 0 days, the weather remains dry, complemented by an average humidity of 68%.

September Temperature in Boyes Hot Springs

In September in Boyes Hot Springs, the average temperature is 20°C (68°F). Maximum can reach 39°C (102°F) and minimum can be as low as 9°C (48°F). Travelers should be prepared for a wide range of temperatures, making it essential to pack accordingly for both warm and cooler conditions.

September Weather in Boyes Hot Springs: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Boyes Hot Springs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boyes Hot Springs, September typically has an average temperature of 20°C (68°F), with highs reaching up to 39°C (102°F) and lows dropping to around 9°C (48°F).

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

September Precipitation in Boyes Hot Springs

In Boyes Hot Springs in September, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

September Precipitation Trends in Boyes Hot Springs

The chart displays monthly precipitation patterns in Boyes Hot Springs, 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 Boyes Hot Springs, September typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Boyes Hot Springs

In Boyes Hot Springs in September humidity is 68%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls while also prompting travelers to stay hydrated and seek out refreshing breaks from the heat.

September Average Humidity in Boyes Hot Springs

This chart illustrates the average monthly humidity levels in Boyes Hot Springs, 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 Boyes Hot Springs is approximately 68%, 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 Boyes Hot Springs

In Boyes Hot Springs in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Boyes Hot Springs.

Maximum UV Index Levels in Boyes Hot Springs for September

The chart shows the monthly maximum UV Index (UVI) for Boyes Hot Springs 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 Boyes Hot Springs typically reaches 9, which falls under the very high exposure category.

Data source: Boyes Hot Springs 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 Boyes Hot Springs Compares to Other Months

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

This table compares monthly weather conditions in Boyes Hot Springs, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	125 mm (4.9 inches)	86%	moderate
February Weather	11°C (52°F)	127 mm (5.0 inches)	84%	moderate
March Weather	12°C (54°F)	84 mm (3.3 inches)	83%	high
April Weather	14°C (58°F)	36 mm (1.4 inches)	80%	very high
May Weather	17°C (62°F)	21 mm (0.8 inches)	80%	very high
June Weather	20°C (68°F)	1 mm (0.1 inches)	76%	extreme
July Weather	20°C (68°F)	0 mm (0.0 inches)	70%	extreme
August Weather	20°C (68°F)	0 mm (0.0 inches)	66%	very high
September Weather	20°C (68°F)	1 mm (0.0 inches)	68%	very high
October Weather	17°C (63°F)	33 mm (1.3 inches)	72%	high
November Weather	12°C (55°F)	50 mm (2.0 inches)	84%	moderate
December Weather	10°C (50°F)	94 mm (3.7 inches)	84%	moderate