All-time weather records — St. Marys, KS
Record high
°F
January 1,
Record low
°F
January 1,
Wettest day
6.83 in
September 13, 1961
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | — | — | 1.35 in — Jan 31, 2025 |
| February | — | — | 1.85 in — Feb 21, 1997 |
| March | — | — | 3.34 in — Mar 18, 1987 |
| April | — | — | 4.40 in — Apr 27, 2016 |
| May | — | — | 5.85 in — May 31, 2023 |
| June | — | — | 4.65 in — Jun 21, 1967 |
| July | — | — | 6.61 in — Jul 27, 1981 |
| August | — | — | 5.16 in — Aug 4, 1985 |
| September | — | — | 6.83 in — Sep 13, 1961 |
| October | — | — | 3.74 in — Oct 5, 1998 |
| November | — | — | 3.20 in — Nov 16, 1964 |
| December | — | — | 3.40 in — Dec 1, 2015 |
Click a month to see every daily record for that month in St. Marys.