Seattle, WA weather in May 1991

Temperature for May 1991

In May 1991 the average high temperature in Seattle, WA was 62.0°F, and this was 3.7°F cooler than the average of 65.7°F. The hottest day in May 1991 was 3 May when the temperature reached 72.0°F. Overnight the average temperature in May is 46.1°F and in 1991 the average overnight temperature was 1.4°F warmer at 47.5°F.

Precipitation for May 1991

In May the average monthly rainfall in Seattle, WA is 2.15 inches with rain usually falling on 14 days. In May 1991 there was a total of 1.63 inches of rain, that fell on 11 days.