Is Tucson hot in September?
Days are typically very hot at 35.1°C, while nights average 22.1°C.
United States · 1991–2020 normal
Tucson in
September.
Typical September weather in Tucson: 35.1°C by day, 22.1°C at night, 32 mm of rain over 2.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high35.1°C
Typical low22.1°C
Rain32 mm
Wet days2.9
In the year-round weather comparison, September scores 51 out of 100 (March leads the year at 90). Daylight is calculated as 12 h 20 from latitude 32.22°.
September at a glance
What is Tucson like in September?
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Does it rain much?
The measured monthly average is 32 mm across about 3 wet days.
How much daylight is there?
There are about 12 h 20 between sunrise and sunset at mid-month, calculated from the place latitude.
Is September a good time to visit?
September ranks 9 of 12 in our weather comparison; March ranks first.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5318313
- NOAA station
- USC00028815 · TUCSON WFO
- Station distance
- 2.7 km from the place centre
- Coverage
- Good coverage · 16 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Tucson is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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