August Weather in South Tucson, United States

Last updated: June 24, 2025

In August, the average temperature in South Tucson, United States soars to 31°C (87°F). Expect refreshing lows of 20°C (69°F) and scorching highs reaching up to 42°C (108°F). While basking in the sun, be prepared for occasional rainfall, with an average precipitation of 35 mm (1.4 in) occurring over 8 days. The climate remains relatively comfortable, with an average humidity of 48%.

August Temperature in South Tucson

In August in South Tucson, the average temperature is 31°C (87°F). The maximum can reach 42°C (108°F) while the minimum can dip as low as 20°C (69°F). It's a great time to explore South Tucson, but make sure to stay hydrated and protect yourself from the heat!

August Weather in South Tucson: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in South Tucson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Tucson, August typically has an average temperature of 31°C (87°F), with highs reaching up to 42°C (108°F) and lows dropping to around 20°C (69°F).

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

August Precipitation in South Tucson

In South Tucson in August, the precipitation amount is 35 mm (1.4 in) over the course of 8 days.

August Precipitation Trends in South Tucson

The chart displays monthly precipitation patterns in South Tucson, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In South Tucson, August typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in South Tucson

In South Tucson in August humidity is 48%. With an average temperature of 31°C (87°F), this humidity feels like a warm embrace that adds a subtle stickiness to the air, making outdoor activities slightly more strenuous but still pleasant for traveling.

August Average Humidity in South Tucson

This chart illustrates the average monthly humidity levels in South Tucson, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in South Tucson is approximately 48%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in South Tucson

In South Tucson in August, 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 South Tucson.

Maximum UV Index Levels in South Tucson for August

The chart shows the monthly maximum UV Index (UVI) for South Tucson in August, 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 August, the maximum UV index in South Tucson typically reaches 11, which falls under the extreme exposure category.

Data source: South Tucson August 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 August Weather in South Tucson Compares to Other Months

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

This table compares monthly weather conditions in South Tucson, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	23 mm (0.9 inches)	76%	moderate
February Weather	13°C (55°F)	34 mm (1.3 inches)	79%	high
March Weather	16°C (62°F)	15 mm (0.6 inches)	67%	very high
April Weather	22°C (71°F)	2 mm (0.1 inches)	55%	extreme
May Weather	25°C (78°F)	3 mm (0.1 inches)	40%	extreme
June Weather	31°C (88°F)	8 mm (0.3 inches)	33%	extreme
July Weather	31°C (88°F)	54 mm (2.1 inches)	34%	extreme
August Weather	31°C (87°F)	35 mm (1.4 inches)	48%	extreme
September Weather	28°C (83°F)	27 mm (1.1 inches)	64%	extreme
October Weather	23°C (73°F)	10 mm (0.4 inches)	67%	very high
November Weather	17°C (64°F)	14 mm (0.6 inches)	77%	high
December Weather	12°C (54°F)	27 mm (1.0 inches)	82%	moderate