All-time weather records — Onaka, SD
Record high
109.9°F
July 28, 1917
Record low
°F
January 1,
Wettest day
5.36 in
September 3, 1999
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | — | — | 2.75 in — Jan 30, 1997 |
| February | — | — | 2.40 in — Feb 14, 1915 |
| March | — | — | 2.19 in — Mar 31, 1981 |
| April | — | — | 2.87 in — Apr 23, 1932 |
| May | — | — | 3.25 in — May 18, 1921 |
| June | — | — | 5.10 in — Jun 21, 1966 |
| July | 109.9°F — Jul 28, 1917 | — | 4.12 in — Jul 7, 1994 |
| August | — | — | 3.90 in — Aug 2, 1911 |
| September | — | — | 5.36 in — Sep 3, 1999 |
| October | — | — | 2.54 in — Oct 17, 1998 |
| November | — | — | 1.10 in — Nov 8, 1977 |
| December | — | — | 3.50 in — Dec 31, 1931 |
Click a month to see every daily record for that month in Onaka.