Weather By Day

August Hilo Weather 
August Hilo Weather
Record High: 93°F
Normal High: 83°F
Normal Low: 69°F
Record Low: 63°F
Avg Monthly Rain: 9.78"
Rec 1 Day Rain: 9.64"

Hilo Weather In August

The record high August temperature in Hilo Hawaii for the last 64 years was 93 degrees Fahrenheit, most recently registered on August 21, 1950, while the regular high temperature is 83. The coldest day reported in Hilo in August for the past 64 years was 63 most recently registered on August 17, 1955, while the normal low measured temperature is 69.

According to National Weather Service historical Hilo August Weather data, on August 14, 2007, the high temperature did not exceed 76 degrees Fahrenheit, the lowest high measured in Hilo in the past 64 years. NWS weather data additionally shows that on August 17, 2004, the lowest recorded temperature on that day did not drop below 75 degrees, the highest low measured in Hilo in the last 64 years.

National Weather Service data shows that the high temperature in Hilo on August First averages 83 degrees Fahrenheit and the high on the final day of August averages 84 degrees. The daily low temperature in Hilo on August First averages 69 degrees Fahrenheit and the low on the last day of August averages 69 degrees.

Hilo usually receives an average of 9.78 inches of precipitation during August. The most precipitation measured in a single day, as indicated by August Hilo Weather data, was 9.64 inches on August 7, 1991.