Coldest Mays in Washington since 1895

Written by:
May 5, 2026
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Coldest Mays in Washington since 1895

compiled a ranking of the coldest Mays in Washington since 1895 using data from the . Rankings are based on the lowest average temperature in each month. For each of the coldest months listed below, we've included the average state temperature, state-wide highs and lows for the month, and the total precipitation.

#10. May 1896
- Average temperature: 48.4°F
- Monthly high temperature: 58.9°F
- Monthly low temperature: 37.9°F
- Total precipitation: 3.46"

#8. May 1974 (tie)
- Average temperature: 48.3°F
- Monthly high temperature: 58.6°F
- Monthly low temperature: 38°F
- Total precipitation: 2.7"

#8. May 1962 (tie)
- Average temperature: 48.3°F
- Monthly high temperature: 57.6°F
- Monthly low temperature: 39.1°F
- Total precipitation: 2.95"

#5. May 1996 (tie)
- Average temperature: 48.2°F
- Monthly high temperature: 58°F
- Monthly low temperature: 38.4°F
- Total precipitation: 3.5"

#5. May 1984 (tie)
- Average temperature: 48.2°F
- Monthly high temperature: 58.4°F
- Monthly low temperature: 38°F
- Total precipitation: 4.31"

#5. May 1920 (tie)
- Average temperature: 48.2°F
- Monthly high temperature: 60.7°F
- Monthly low temperature: 35.7°F
- Total precipitation: 1.56"

#4. May 1916
- Average temperature: 48.1°F
- Monthly high temperature: 59°F
- Monthly low temperature: 37.2°F
- Total precipitation: 2.32"

#3. May 1933
- Average temperature: 47.8°F
- Monthly high temperature: 57.9°F
- Monthly low temperature: 37.7°F
- Total precipitation: 3.08"

#2. May 1955
- Average temperature: 47.7°F
- Monthly high temperature: 58.2°F
- Monthly low temperature: 37.2°F
- Total precipitation: 1.87"

#1. May 1899
- Average temperature: 47.6°F
- Monthly high temperature: 58.1°F
- Monthly low temperature: 37.1°F
- Total precipitation: 2.85"

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