Weather By Day

August Flagstaff Weather 
August Flagstaff Weather
Record High: 95°F
Normal High: 80°F
Normal Low: 49°F
Record Low: 24°F
Avg Monthly Rain: 2.89"
Rec 1 Day Rain: 3.04"

Flagstaff Weather In August

The record high temperature in Flagstaff for the last 61 years in August was 95 degrees Fahrenheit, registered on August 12, 1940, and the standard high is 80. The record low August temperature in Flagstaff for the last 61 years was 24 most recently registered on August 16, 1968, and the mean daily low in the month is 49.

According to National Weather Service historical Flagstaff August Weather data, on August 22, 1992, the high temperature did not exceed 53 degrees Fahrenheit, the lowest high measured in Flagstaff in the past 61 years. NWS weather data additionally shows that on August 8, 1897, the lowest recorded temperature on that day did not drop below 66 degrees, the highest low measured in Flagstaff in the last 61 years.

According to the National Weather Service, the high temperature in Flagstaff in August on the first day of the month averages 81 degrees and the high on the last day of the month averages 77 degrees. The low temperature in Flagstaff in August on the first day of the month averages 52 degrees and the low temperature on the last day of the month averages 47 degrees.

Flagstaff typically receives an average of 2.89 inches of precipitation during the month. August Flagstaff Weather records indicated that on August 13, 1986 Flagstaff received 3.04 inches of precipitation, the most rain recorded in a single day in August.