Coldest Mays in Wisconsin since 1895

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

compiled a ranking of the coldest Mays in Wisconsin 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 1983
- Average temperature: 49.9°F
- Monthly high temperature: 60.9°F
- Monthly low temperature: 38.9°F
- Total precipitation: 4.39"

#9. May 1915
- Average temperature: 49.8°F
- Monthly high temperature: 60.3°F
- Monthly low temperature: 39.3°F
- Total precipitation: 4.91"

#7. May 1945 (tie)
- Average temperature: 49.6°F
- Monthly high temperature: 61.3°F
- Monthly low temperature: 37.8°F
- Total precipitation: 4.17"

#7. May 1917 (tie)
- Average temperature: 49.6°F
- Monthly high temperature: 63.2°F
- Monthly low temperature: 36°F
- Total precipitation: 2.42"

#5. May 1997 (tie)
- Average temperature: 49.3°F
- Monthly high temperature: 60.8°F
- Monthly low temperature: 37.7°F
- Total precipitation: 3.01"

#5. May 1947 (tie)
- Average temperature: 49.3°F
- Monthly high temperature: 60.6°F
- Monthly low temperature: 38°F
- Total precipitation: 3.77"

#4. May 1967
- Average temperature: 49.2°F
- Monthly high temperature: 61.9°F
- Monthly low temperature: 36.5°F
- Total precipitation: 2.33"

#3. May 1954
- Average temperature: 49.1°F
- Monthly high temperature: 60.2°F
- Monthly low temperature: 37.9°F
- Total precipitation: 3.81"

#2. May 1924
- Average temperature: 47.6°F
- Monthly high temperature: 58.8°F
- Monthly low temperature: 36.5°F
- Total precipitation: 3.22"

#1. May 1907
- Average temperature: 46.7°F
- Monthly high temperature: 58.7°F
- Monthly low temperature: 34.7°F
- Total precipitation: 2.45"

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