Tucson Fall Weather: September Temperature Guide
Calab Valor
September 3, 2025
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Fall Approaching
September begins Tucson's slow transition from brutal summer to pleasant fall, with monsoon winding down.
Temperature Timeline
What to expect:
- Early September still hot
- Gradual cooling through month
- Monsoon tapering off
- Evening comfort improving
Outdoor Activities
Resuming recreation:
- Morning hikes returning
- Evening outdoor dining
- Golf course activity increasing
- Cycling conditions improving
Event Season
Activities resuming:
- Outdoor festivals planning
- Farmers markets extending
- Community events returning
- Sports seasons beginning