Grand Canyon National Park
Weather History, Monthly Averages & Best Time to Visit
AZSouthwest7,000 ft
Look Up a Specific Date
Best Time to Visit
RecommendedMarch - May, September - November
Spring and fall offer comfortable temperatures for hiking.
AvoidJune - August (extreme heat, especially at lower elevations)
Tip: North Rim closes mid-October to mid-May. Inner canyon is hottest in summer.
Monthly Climate Averages
Historical temperature and precipitation averages for Flagstaff, AZ, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 82°F / Low: 50°F
Coldest MonthJanuaryAvg High: 43°F / Low: 15°F
Jan
43°/ 15°
💧 7.7"
❄️ 3.5"
Feb
46°/ 18°
💧 8.4"
❄️ 3.5"
Mar
51°/ 22°
💧 7.7"
❄️ 3.3"
Apr
59°/ 27°
💧 5.8"
❄️ 2.7"
May
68°/ 33°
💧 4.3"
❄️ 1.4"
Jun
79°/ 40°
💧 3.8"
Jul
82°/ 50°
💧 5.7"
Aug
79°/ 49°
💧 6.3"
Sep
74°/ 40°
💧 6.4"
❄️ 0.5"
Oct
64°/ 30°
💧 7.8"
❄️ 2.4"
Nov
52°/ 21°
💧 9.1"
❄️ 3.0"
Dec
44°/ 15°
💧 7.7"
❄️ 2.7"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Data from Flagstaff, AZ. Expect ~25°F cooler at elevation.
Seasonal Weather
Gateway Cities
Nearby Parks
Official NPS Websitenps.gov/grca
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