Weather By Day

August Weather In Duluth  
August Duluth Weather
Record High: 95°F
Normal High: 74°F
Normal Low: 54°F
Record Low: 32°F
Avg Monthly Rain: 4.22"
Rec 1 Day Rain: 3.11"

Duluth Weather In August

The highest recorded temperature in August for Duluth Minnesota for the past 69 years was 95 degrees Fahrenheit, registered on August 30, 1961, while the normal high temperature is 74. The coldest August day in Duluth for the past 69 years was 32 most recently measured on August 27, 1986, and the mean daily low in the month is 54.

United States NWS historical Duluth August Weather data records that on August 24, 1964, the high temperature did not exceed 52 degrees Fahrenheit, the lowest high measured in Duluth in the past 69 years. NWS weather data additionally shows that on August 8, 2001, the lowest recorded temperature on that day did not drop below 74 degrees, the highest low measured in Duluth in the last 69 years.

According to the National Weather Service, the high temperature in Duluth in August on the first day of the month averages 77 degrees and the high on the last day of the month averages 70 degrees. The daily low temperature in Duluth on August First averages 56 degrees Fahrenheit and the low on the last day of August averages 51 degrees.

Duluth typically receives an average of 4.22 inches of rain during the month. The most precipitation recorded on a single day in August, according to August Duluth Weather data, was 3.11 inches on August 12, 1999.