Flagstaff, AZ Temperature Records
All-time high and low temperatures recorded near Flagstaff (86001).
Key Facts
- Record High: The hottest temperature ever recorded near Flagstaff, AZ is 101°F, set on July 4, 2001.
- Record Low: The coldest temperature ever recorded near Flagstaff, AZ is -37°F, set on February 1, 1985.
- Data Source: Based on 57 years of data from 5 nearby NOAA stations. Primary station: FLAGSTAFF AP.
All-Time Record High
101°F
July 4, 2001
FT VALLEY
All-Time Record Low
-37°F
February 1, 1985
FLAGSTAFF 4 SW
Monthly Temperature Records
| Month | Record High | Record Low |
|---|---|---|
| January | 70°F(1990) | -33°F(1971) |
| February | 74°F(1995) | -37°F(1985) |
| March | 76°F(2015) | -18°F(1997) |
| April | 81°F(2020) | -12°F(2025) |
| May | 90°F(1984) | 7°F(2025) |
| June | 97°F(2016) | 17°F(2001) |
| July | 101°F(2001) | 25°F(1987) |
| August | 96°F(1996) | 24°F(1976) |
| September | 93°F(2020) | 13°F(1971) |
| October | 85°F(1980) | -4°F(2019) |
| November | 76°F(2009) | -19°F(1985) |
| December | 71°F(2025) | -36°F(1990) |
All-Time Weather Extremes
The full extremes table: rain, snow, and temperature records with dates
Snow Records
View the snowiest days on record for this location
Statewide Records
Arizona State RecordsSee all-time records for the entire stateLook Up Weather for Any Date
Check the weather on birthdays, anniversaries, or any date
Explore Flagstaff Weather History