Seattle, WA weather in May 1980

Temperature for May 1980

In May 1980 the average high temperature in Seattle, WA was 63.8°F, and this was 2.0°F cooler than the average of 65.7°F. The hottest day in May 1980 was 5 May when the temperature reached 77.0°F. Overnight the average temperature in May is 46.1°F and in 1980 the average overnight temperature was 0.9°F cooler at 45.2°F.

Precipitation for May 1980

In May the average monthly rainfall in Seattle, WA is 2.15 inches with rain usually falling on 14 days. In May 1980 there was a total of 0.88 inches of rain, that fell on 16 days.