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Climate & Weather Averages in Flagstaff, USA

Currently: 25 °F. Light snow. Mostly cloudy. (Weather station: Flagstaff Pulliam Airport, USA). See more current weather

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

Quick Climate Info

Hottest MonthJuly (67 °F avg)
Coldest MonthDecember (30 °F avg)
Wettest MonthAugust (3.14" avg)
Windiest MonthApril (13 mph avg)
Annual precip.20.99" (per year)

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