Average temperature in Old Tucson during the month of September is 26. Throughout the month you should see a high of 34 degrees with a low of 21. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 26 |
| High Temperature | 34 |
| Low Temperature | 21 |
Useful Links: Old Tucson Weather: Average Weather & Yearly Climate