Average temperature within Flagstaff for the duration of August is 19. Average high is typically 28 and typical average low being around 12 degrees.
| Month | Degrees Celsius |
|---|---|
| Temperature | 19 |
| High Temperature | 28 |
| Low Temperature | 12 |
| Sunshine Per Day | 10 |
Useful Links: Flagstaff Weather: Average Weather & Yearly Climate