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Ketchikan May 2010
Average temperature in Ketchikan was 50.1°F, 1.6°F above normal. A high of 77°F was recorded on the 28th, and on the 14th, a low of 35°F. Precipitation during the month was measured at 2.12", only 24% of normal for the month. The highest one-day total was 1.21" on the 12th.