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Flagstaff

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Flagstaff Weather and climate

Data source:Meteostat
Update date:2025-09

Flagstaff year round climate
  • Spring (March–May): Average 35–53°F, dry and cool climate. March has more rainfall, but overall spring is drier. Common activities: Hiking, exploring desert landscapes. Suggested clothing: Jacket, long-sleeved shirt, thermal underwear.
  • Summer (June–August): Average 64–69°F, warm and dry climate with a large diurnal temperature range. Occasional afternoon thunderstorms. Common activities: Camping, stargazing, exploring national parks. Suggested clothing: Light long-sleeved shirt, shorts, light jacket.
  • Autumn (September–November): Average 50–60°F, dry and comfortable climate, warm days and cool nights. Common activities: Hiking, viewing fall foliage (though less pronounced than in eastern areas), enjoying local cuisine. Suggested clothing: Long-sleeved shirt, light jacket, comfortable shoes.
  • Winter (December–February): Average -34–35°F, cold and dry climate with infrequent snowfall. Common activities: Skiing (requires travel to nearby resorts), enjoying snow scenes. Suggested clothing: Heavy coat, hat, gloves, scarf, warm boots.
Flagstaff climatological average

Annual average temperature: approx. 48.2°F / Annual rainfall: approx. 657 mm / Summer humidity: 20%–30% / Rainiest month: March

Flagstaff monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
29.3°F
107.1
February
30.2°F
90.5
March
35.6°F
139.2
April
45.9°F
24.6
May
54.1°F
15.8
June
63.9°F
16.6
July
70.3°F
41.1
August
66°F
86
September
60.6°F
32.7
October
49.8°F
32.9
November
36.1°F
24.3
December
33.3°F
46.5
Flagstaff weather for the next seven days
10/29
Wednesday
Sunny
67.3°F/39.4°F
10/30
Thursday
Sunny
68.7°F/47.7°F
10/31
Friday
Sunny
68.5°F/48.4°F
11/1
Saturday
Sunny
66.8°F/44°F
11/2
Sunday
Sunny
70.3°F/47.1°F
11/3
Monday
Sunny
70.6°F/48.9°F
11/4
Tuesday
Sunny
69.1°F/50.2°F