Will I be cold?
Will I be cold in Tucson in October?
Verdict
No — No, comfortable.
Lows stay near 57°F — you won't be reaching for the puffer.
Day vs. night
Day
82°F
Warm
Breathable fabrics; sunscreen matters more than a jacket.
Night
57°F
Cool
You'll want a warm layer after sunset — not a heavy coat.
Why
Tucson in October averages highs of 82°F, lows of 57°F, 4 rainy days.
You can pack for the daytime temps and not worry about the evening dip.
The day-to-night temperature swing is 25°F, which is the real story here — the average number hides how different midday and midnight feel.
Nearby months
Packing pointers
Best shoes
Boots & insulated picks for Tucson in October →