South Dakota Temperature Records
All-time high and low temperatures recorded in South Dakota, with monthly records dating back to 1970.
Key Facts
- Record High: The hottest temperature ever recorded in South Dakota is 120°F, set on July 15, 2006.
- Record Low: The coldest temperature ever recorded in South Dakota is -58°F, set on February 17, 1936.
- Data Coverage: Based on 57 years of data from 1,191 NOAA weather stations.
All-Time Record High
120°F
July 15, 2006
Official NOAA Record
All-Time Record Low
-58°F
February 17, 1936
Official NOAA Record
Monthly Temperature Records
| Month | Record High | Record Low |
|---|---|---|
| January | 80°F(2015) | -47°F(2009) |
| February | 80°F(2006) | -47°F(1994) |
| March | 90°F(2012) | -40°F(1998) |
| April | 100°F(1980) | -22°F(1975) |
| May | 105°F(1992) | 3°F(1997) |
| June | 114°F(1988) | 19°F(2022) |
| July | 120°F(2006) | 23°F(1972) |
| August | 114°F(1980) | 20°F(1977) |
| September | 110°F(2001) | 5°F(1985) |
| October | 101°F(1993) | -21°F(2020) |
| November | 89°F(1999) | -29°F(1976) |
| December | 77°F(1998) | -60°F(1989) |
Snow Records
Find the snowiest days on record for any South Dakota city
City Records in South Dakota
More State Records
Look Up Weather for Any Date
Check the weather on birthdays, anniversaries, or any date since 1970
Explore South Dakota Weather History