Weather in Tucson in August 2025
Average weather
Average temperature in Tucson in August
Going from a maximum of +108°F during the day to a minimum of +66°F during the night, the temperature in August averages around +102°F.
The average maximum temperature goes up 4% by the end of the month, compared with the beginning of the month, from +100°F to +102°F.
Is Tucson warm or cold in August?
Tucson is typically hot in August.
Maximum temperatures go down compared to the previous month from +99°F to +97°F. The minimum temperature also goes up from +75°F to +75°F.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
August is one of the warmest months in Tucson, here is the comparison with other months:
Climate in Tucson in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +99°F | +97°F | +93°F | ||||
| Min. temperature | ||||||
| +63°F | +63°F | +54°F | ||||
| Max. temperature | ||||||
| +113°F | +109°F | +109°F | ||||
| Rainfall | ||||||
| 51 mm | 57 mm | 30 mm | ||||
| Wind | ||||||
| 3 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 42% | 48% | 42% | ||||
| Air pressure | ||||||
| 1010 HPa | 1011 HPa | 1010 HPa | ||||
| Sunny days | ||||||
| 8 | 6 | 15 | ||||
| Cloudy days | ||||||
| 4 | 2 | 4 | ||||
| Rainy days | ||||||
| 11 | 13 | 8 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as ok as in July. It’s getting colder in August. From +99°F in the day, the average maximum temperature lowers to +97°F. Prepare for more rain. Average rainfall goes from 51 mm to 57 mm. Humidity rises from 42% to 48%. Winds are calmer in comparison to July, going down from 3 m/s to 2 m/s on average. The days becoming less sunny, going from 8 sunny days in July to 6 in August.
September brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Tucson is gradually increasing during August, going from 3 m/s to 4 m/s over the course of the month.
Rain
How was the weather last August in Tucson?
Climate Change Over the Years
The climate in Tucson in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1983 (+79°F) and the highest in 2017 (+88°F). The driest year was 2002 with only 96 mm of rainfall, and the wettest year was 2012 with 1690 mm.
FAQ
Is August a good time to visit Tucson?
Can you sunbathe in Tucson in August?
Is Tucson rainy in August?
Is it sunny in Tucson in August?
Other cities in USA
Monthly weather in Tucson
Source of the data
For this page, we’ve looked at the typical weather in Tucson, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.