Annual Weather Averages Near Flagstaff
Averages are for Flagstaff Pulliam Airport, which is 4 miles from Flagstaff.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Flagstaff
High Temp: 82 °F
Low Temp: 17 °F
Mean Temp: 47 °F
Precipitation: 1.75"
Humidity: 49%
Dew Point: 27 °F
Wind: 10 mph
Pressure: 30.02 "Hg
Visibility: 10 mi
January Climate & Weather Averages in Flagstaff
High Temp: 44 °F
Low Temp: 18 °F
Mean Temp: 31 °F
Precipitation: 2.10"
Humidity: 61%
Dew Point: 17 °F
Wind: 10 mph
Pressure: 30.14 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Flagstaff
High Temp: 45 °F
Low Temp: 20 °F
Mean Temp: 33 °F
Precipitation: 2.25"
Humidity: 59%
Dew Point: 18 °F
Wind: 11 mph
Pressure: 30.05 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Flagstaff
High Temp: 53 °F
Low Temp: 24 °F
Mean Temp: 39 °F
Precipitation: 1.77"
Humidity: 51%
Dew Point: 20 °F
Wind: 11 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Flagstaff
High Temp: 60 °F
Low Temp: 28 °F
Mean Temp: 44 °F
Precipitation: 0.93"
Humidity: 41%
Dew Point: 21 °F
Wind: 13 mph
Pressure: 29.93 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Flagstaff
High Temp: 69 °F
Low Temp: 35 °F
Mean Temp: 52 °F
Precipitation: 0.81"
Humidity: 37%
Dew Point: 25 °F
Wind: 12 mph
Pressure: 29.91 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Flagstaff
High Temp: 80 °F
Low Temp: 43 °F
Mean Temp: 61 °F
Precipitation: 0.32"
Humidity: 28%
Dew Point: 27 °F
Wind: 12 mph
Pressure: 29.90 "Hg
Visibility: 10 mi
July Climate & Weather Averages in Flagstaff
High Temp: 82 °F
Low Temp: 52 °F
Mean Temp: 67 °F
Precipitation: 2.82"
Humidity: 47%
Dew Point: 44 °F
Wind: 7 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
August Climate & Weather Averages in Flagstaff
High Temp: 79 °F
Low Temp: 51 °F
Mean Temp: 65 °F
Precipitation: 3.14"
Humidity: 56%
Dew Point: 48 °F
Wind: 6 mph
Pressure: 30.01 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Flagstaff
High Temp: 74 °F
Low Temp: 43 °F
Mean Temp: 58 °F
Precipitation: 1.89"
Humidity: 51%
Dew Point: 39 °F
Wind: 7 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Flagstaff
High Temp: 64 °F
Low Temp: 31 °F
Mean Temp: 48 °F
Precipitation: 1.55"
Humidity: 49%
Dew Point: 28 °F
Wind: 9 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Flagstaff
High Temp: 53 °F
Low Temp: 23 °F
Mean Temp: 38 °F
Precipitation: 1.39"
Humidity: 51%
Dew Point: 20 °F
Wind: 10 mph
Pressure: 30.11 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Flagstaff
High Temp: 43 °F
Low Temp: 17 °F
Mean Temp: 30 °F
Precipitation: 2.01"
Humidity: 60%
Dew Point: 16 °F
Wind: 10 mph
Pressure: 30.13 "Hg
Visibility: 9 mi