| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 34.6 | 17.6 | 75 | -21 | 2.1 | 6.1 |
| February | 39.6 | 21.7 | 81 | -19 | 2.2 | 1.7 |
| March | 51.4 | 32.1 | 88 | -9 | 2.8 | 1.2 |
| April | 63.7 | 42.8 | 93 | 15 | 4.3 | 0.2 |
| May | 73.3 | 54.0 | 104 | 30 | 5.1 | 0.0 |
| June | 82.1 | 63.6 | 104 | 44 | 4.8 | 0.0 |
| July | 85.7 | 67.3 | 114 | 48 | 4.2 | 0.0 |
| August | 84.4 | 65.2 | 110 | 40 | 3.9 | 0.0 |
| September | 77.9 | 56.9 | 102 | 30 | 3.5 | 0.0 |
| October | 65.7 | 45.0 | 95 | 15 | 3.4 | 0.0 |
| November | 51.5 | 33.5 | 83 | -6 | 2.8 | 0.6 |
| December | 39.3 | 23.4 | 76 | -21 | 2.2 | 3.4 |
| Entire year | 62.6 | 43.8 | 114 | -21 | 40.9 | 11.5 |
|
More Hannibal Weather Records
1933–2024
|
||
|---|---|---|
| Highest daily low | 85 °F | August 22, 1936 |
| Lowest daily high | -10 °F | December 22, 1989 |
| Greatest daily range (Difference of high and low) |
64 °F | February 28, 2024 |
| Greatest difference in daily high over two conscutive days |
54 °F | Jan 25–26, 1950 |
| Most daily precipitation | 5.9 inches | July 20, 1949 |
| Most monthly precipitation | 18.9 inches | July 1981 |
| Most yearly precipitation | 61.2 inches | 1981 |
| Most yearly days with precipitation | 136 | 1998 |
| Earliest snow in season | October 31 | 2019 |
| Latest snow in season | April 21 | 2021 |
| Most daily snow | 14.5 inches | February 2, 2011 |
| Most monthly snow | 31.0 inches | January 1979 |
| Most yearly snow | 55.1 inches | 1978 |
| Most snow in a winter | 63.1 inches | 1977–1978 |
| Greatest snow accumulation | 19.0 inches | February 2, 2011 |
| Earliest freeze | September 28 | 1942 |
| Earliest day ≥ 80 °F | February 28 | 2024 |
| Earliest day ≥ 90 °F | April 3 | 2012 |
| Earliest day ≥ 100 °F | May 31 | 1934 |
| Latest freeze | May 6 | 1944 |
| Latest day ≥ 80 °F | November 18 | 2016 |
| Latest day ≥ 90 °F | October 30 | 1950 |
| Latest day ≥ 100 °F | September 29 | 1953 |
| Most days in a year < 0 °F | 25 | 1979 |
| Most days in a year < 32 °F | 135 | 2013 |
| Most days in a year ≥ 80 °F | 129 | 1934 |
| Most days in a year ≥ 90 °F | 79 | 1936 |
| Most days in a year ≥ 100 °F | 41 | 1936 |
| Most days in a year ≥ 110 °F | 3 | 1934 |
|
Hannibal Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 10 days | Jan 4–13, 1996 |
| Without precipitation | 44 days | Dec 2, 1955 – Jan 14, 1956 |
| With snow | 9 days | Jan 5–13, 1996 |
| High temperature at or below freezing |
26 days | Dec 29, 1976 – Jan 23, 1977 |
| High temperature ≥ 80 °F | 90 days | May 27 – Aug 24, 1934 |
| High temperature ≥ 90 °F | 23 days | Jun 28 – Jul 20, 2012 |
| High temperature ≥ 100 °F | 15 days | Aug 12–26, 1936 |
| Years | Station | Coordinates |
|---|---|---|
| 1933–2024 | Hannibal Water Works | location |