Weather By Day

September Weather In Hilo  
September Hilo Weather
Record High: 92°F
Normal High: 83°F
Normal Low: 69°F
Record Low: 61°F
Avg Monthly Rain: 9.14"
Rec 1 Day Rain: 8.67"

Hilo Weather In September

The highest recorded temperature in September for Hilo for the past 64 years was 92 degrees Fahrenheit, registered on September 21, 1951, while the average high temperature is 83. The lowest documented temperature for Hilo for the past 64 years in September was 61 most recently registered on September 24, 1970, and the standard low recorded daily temperature is 69.

US National Weather Service Hilo September Weather data records that on September 23, 2001, the high temperature did not exceed 75 degrees Fahrenheit, the lowest high measured in Hilo in the past 64 years. The Weather Service additionally shows that on September 24, 1992, the low for the day did not drop below 76 degrees, the highest low temperature in Hilo in the last 64 years.

National Weather Service records indicate that the high temperature in Hilo on September First averages 84 degrees and the high on the last day of the month averages 83 degrees. The low measured temperature in Hilo on September First averages 69 degrees and the low on the last day of the month averages 68 degrees.

Hilo typically receives an average of 9.14 inches of precipitation during the month. September Hilo Weather records indicate that on September 19, 1994 Hilo received 8.67 inches of precipitation, the highest amount of rain recorded in a single day in September.