Weather By Day

July Weather In Boise  
July Boise Weather
Record High: 111°F
Normal High: 89°F
Normal Low: 60°F
Record Low: 35°F
Avg Monthly Rain: 0.39"
Rec 1 Day Rain: 0.94"

Boise Weather In July

The record high July temperature in Boise Idaho for the last 71 years was 111 degrees Fahrenheit, most recently registered on July 19, 1960, and the normal high is 89. The lowest documented temperature for Boise for the past 71 years in July was 35 on July 5, 1986, and the average low daily temperature is 60.

According to National Weather Service Boise July Weather data, on July 4, 1986, the recorded high temperature did not exceed 64 degrees Fahrenheit, the lowest high measured in Boise in the past 71 years. NWS data also shows that on July 30, 1994, the lowest measured temperature on that day did not drop below 79 degrees, the highest low temperature measured in Boise in the last 71 years.

Weather Service historical data shows that the average daily high temperature in Boise on July First is 79 degrees Fahrenheit and the average high on the last day of July is 78 degrees. The low recorded temperature in Boise on July First averages 69 degrees Fahrenheit and the low temperature on the final day of July averages 66 degrees.

Boise typically receives an average of 0.39 inches of rain during the month. The most rain recorded in a single day, as shown by July Boise Weather data, was 0.94 inches on July 30, 1960.