Coldest Mays in South Dakota since 1895

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

compiled a ranking of the coldest Mays in South Dakota 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 1968
- Average temperature: 51.7°F
- Monthly high temperature: 64.5°F
- Monthly low temperature: 38.8°F
- Total precipitation: 1.89"

#9. May 1945
- Average temperature: 51.6°F
- Monthly high temperature: 65.3°F
- Monthly low temperature: 37.9°F
- Total precipitation: 2.62"

#7. May 1915 (tie)
- Average temperature: 51.4°F
- Monthly high temperature: 62.5°F
- Monthly low temperature: 40.3°F
- Total precipitation: 3.82"

#7. May 1905 (tie)
- Average temperature: 51.4°F
- Monthly high temperature: 63°F
- Monthly low temperature: 39.8°F
- Total precipitation: 5.34"

#6. May 1917
- Average temperature: 51.3°F
- Monthly high temperature: 64.4°F
- Monthly low temperature: 38.1°F
- Total precipitation: 3.11"

#5. May 1967
- Average temperature: 51.2°F
- Monthly high temperature: 63.7°F
- Monthly low temperature: 38.7°F
- Total precipitation: 1.85"

#4. May 2019
- Average temperature: 50.4°F
- Monthly high temperature: 60.8°F
- Monthly low temperature: 40°F
- Total precipitation: 5.9"

#3. May 1935
- Average temperature: 50.2°F
- Monthly high temperature: 60.2°F
- Monthly low temperature: 40.3°F
- Total precipitation: 2.82"

#2. May 1924
- Average temperature: 50°F
- Monthly high temperature: 64.3°F
- Monthly low temperature: 35.6°F
- Total precipitation: 0.82"

#1. May 1907
- Average temperature: 48°F
- Monthly high temperature: 60.9°F
- Monthly low temperature: 35°F
- Total precipitation: 4.16"

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