Spring
60°F / 29°F
March, April, May: about 3.6 in of rain and 22 in of snow.
Plan a visit
Best time to visit Flagstaff
May, June, September bring mild highs and the least rain.
Best time to visit
May · June · September
Highs between 65°F and 85°F with the least rain of the year. Hottest: July (82°F). Coldest nights: December (17°F). Wettest: August.
Flagstaff by season
Summer
80°F / 48°F
June, July, August: about 5.9 in of rain.
Fall
63°F / 32°F
September, October, November: about 4.9 in of rain and 10 in of snow.
Winter
44°F / 18°F
December, January, February: about 6.1 in of rain and 59 in of snow.
Month-by-month planner
| Month | Weather | High / low | Rain | Local guides |
|---|---|---|---|---|
| January | Cool | 43°F / 18°F | 2.0 in | |
| February | Cool | 46°F / 20°F | 2.2 in | Valentine’s Day |
| March | Cool | 52°F / 24°F | 1.9 in | St. Patrick’s Day |
| April | Good | 59°F / 28°F | 0.90 in | |
| May | Great | 68°F / 35°F | 0.80 in | |
| June | Great | 79°F / 43°F | 0.30 in | Fourth of July |
| July | Wet | 82°F / 51°F | 2.6 in | Fourth of July |
| August | Wet | 79°F / 51°F | 3.0 in | |
| September | Great | 74°F / 43°F | 1.8 in | Halloween |
| October | Good | 64°F / 32°F | 1.5 in | Halloween |
| November | Cool | 52°F / 23°F | 1.6 in | Halloween, Thanksgiving, Christmas |
| December | Cool | 43°F / 17°F | 1.9 in | Christmas, New Year’s Eve |
“Great” means highs between 65°F and 85°F with fewer than 10 wet days. Averages are NOAA’s 1991–2020 normals for the Flagstaff Pulliam Ap station, not a forecast.
Around Flagstaff
See Flagstaff before you go
THINGS TO DO · YOUTUBE SHORT
Top 5 Must-Do's in Flagstaff, Arizona
A local activity Short shared by UltimateUtopia5.
Watch on YouTube ↗
THINGS TO DO · YOUTUBE SHORT
Best Things to Do in Flagstaff, AZ! 🌲
A local activity Short shared by Plates and Paradise.
Watch on YouTube ↗Questions
What is the best month to visit Flagstaff?
May, June, September: highs between 65°F and 85°F with the least rain.
What is the hottest month in Flagstaff?
July, averaging 82°F highs.
What is the coldest month in Flagstaff?
December, with average lows of 17°F.
What is the rainiest month in Flagstaff?
August, averaging 3.0 in of precipitation.
When are the big holidays in Flagstaff?
See the local guides: Halloween (October), Thanksgiving (November), Christmas lights (late November to December), New Year’s Eve.