Typical average weather in Flagstaff during the month of September is 15. High temperatures are around 24 with low daily temperautes being 8. Discover more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 15 |
| High Temperature | 24 |
| Low Temperature | 8 |
| Sunshine Per Day | 9 |
Useful Links: Flagstaff Weather: Average Weather & Yearly Climate