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Tucson weather in September 2025
Expect 93°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Tucson in September. Check more long-term weather averages for Tucson in September before you book your next holiday to Arizona in 2025/2026.
- 9393°F max day temperature
- 11 hours of sunshine per day
- 55 days with some rainfall
- 7070°F min night temperature
- 1212 hours of daylight per day
- HHigh heat & humidity
- 1.31.3 inches of monthly rainfall
- 99 (Very High) UV index
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Recommended for Arizona
The September weather guide for Arizona (Tucson) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
More about Arizona
How hot is it in Tucson in September?
Daytime temperatures usually reach 93°F in Tucson in September with high heat and humidity, falling to 70°F at night.
How sunny is it in Tucson in September?
There are normally 11 hours of bright sunshine each day in Tucson in September - that's 85% of daylight hours.
Does it ever rain in Tucson in September?
There are usually 5 days with some rain in Tucson in September and the average monthly rainfall is 1.3 inches.
Tucson September sunrise & sunset times
Browse the sunrise and sunset times for Tucson in September 2025. Select a month to view Tucson sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 05:59 | 18:47 |
Monday, 15th September 2025 | 06:08 | 18:29 |
Tuesday, 30th September 2025 | 06:17 | 18:09 |
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