Alaska Climate Research Center

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King Salmon May 2015


King Salmon’s monthly mean temperature was 3.7°F above normal, with a mean of 47.9°F. The highest temperature for the month occurred on the 30th at 73°F, while the lowest, 31°F, occurred on the 2nd.

Precipitation was heavier than normal, with 3.32” for the month measured, 266% of the long-term normal of 1.25”. This was also the highest precipitation for May on record, breaking the old 1941 record by 0.12”. Contributing to this were two daily precipitation records: on the 3rd 0.61” of precipitation was measured, breaking the 1947 record for that day by 0.16”, and then on the 14th, 0.55” was measured, breaking the 1989 record for that day by 0.09”. No snowfall was measured, while 0.8” is the long-term normal. The average wind speed was 10.0 mph, while the highest wind speed was 44 mph on the 13th blowing from a southeasterly direction, and on the 16th, also blowing from a southeasterly direction.