Ketchikan September 2010
Ketchikan's average temperature for September was 53.9°F, 0.4°F above average for September. A high of 71°F was recorded on the 19th, and on the 15th and 22nd, a low of 42°F was reported. Precipitation during the month was measured at 13.96”, 3% above normal for the month. The greatest one-day precipitation total was 2.93” recorded on the 27th.