Tucson Weather in October

What's the weather like in Tucson (Arizona) in October 2025?

The climate in Tucson during October can be summarized as warm and dry.

October is in the fall / autumn in Tucson and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (85°F), whilst at night 15°C (58°F) is normal.

Tucson weather averages (imperial / metric)
Daytime temperature	29.4°C 84.8°F
Nightly temperature	14.5°C 58°F
Average temperature	21.9°C 71.4°F
Daily sunshine	10.6 hrs
Avg rainfall	24 mm 0.9 ins
Rainy days	3 days
Sea temperature	22.1°C 71.8°F
Humidity	39%
Windspeed	13.3kph 8 mph

On average October is the 6th wettest month of the year in Tucson with around 24mm 0.9 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.6 hours of sunshine per day.

October temperatures in Tucson

October rainfall

October hourly sunshine

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Tucson in October 2025.