| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 57.1 | 31.8 | 81 | -7 | 4.4 | 0.4 |
| February | 61.0 | 34.1 | 85 | 6 | 4.2 | 0.2 |
| March | 68.4 | 38.9 | 91 | 10 | 4.9 | 0.0 |
| April | 75.7 | 46.4 | 99 | 25 | 3.4 | 0.0 |
| May | 83.0 | 55.3 | 102 | 36 | 2.5 | 0.0 |
| June | 88.1 | 64.6 | 108 | 46 | 3.8 | 0.0 |
| July | 91.3 | 68.7 | 109 | 54 | 4.3 | 0.0 |
| August | 90.0 | 67.7 | 108 | 47 | 3.8 | 0.0 |
| September | 85.4 | 61.2 | 107 | 40 | 3.5 | 0.0 |
| October | 77.2 | 49.1 | 98 | 24 | 2.7 | 0.0 |
| November | 67.5 | 37.4 | 92 | 6 | 3.5 | 0.0 |
| December | 59.4 | 33.0 | 84 | 2 | 4.5 | 0.0 |
| Entire year | 75.6 | 49.3 | 109 | -7 | 44.0 | 0.6 |
|
More Monticello Weather Records
1891–2024
|
||
|---|---|---|
| Highest daily low | 86 °F | July 7, 1990 |
| Lowest daily high | 16 °F | December 26, 1983 |
| Greatest daily range (Difference of high and low) |
62 °F | January 24, 1963 |
| Greatest difference in daily high over two conscutive days |
45 °F | Feb 17–18, 1989 |
| Most daily precipitation | 6.0 inches | May 15, 1976 |
| Most monthly precipitation | 14.3 inches | December 2018 |
| Most yearly precipitation | 74.9 inches | 1929 |
| Most yearly days with precipitation | 137 | 1937 |
| Earliest snow in season | November 28 | 1912 |
| Latest snow in season | March 25 | 1983 |
| Most daily snow | 15.0 inches | February 10, 1973 |
| Most monthly snow | 15.0 inches | February 1973 |
| Most yearly snow | 15.0 inches | 1973 |
| Most snow in a winter | 15.0 inches | 1972–1973 |
| Greatest snow accumulation | 6.0 inches | February 26, 1914 |
| Earliest freeze | October 11 | 2000 |
| Earliest day ≥ 90 °F | March 22 | 1907 |
| Earliest day ≥ 100 °F | May 25 | 1926 |
| Latest freeze | April 24 | 2003 |
| Latest day ≥ 90 °F | November 27 | 1908 |
| Latest day ≥ 100 °F | September 24 | 1931 |
| Most days in a year < 0 °F | 1 | 2003 |
| Most days in a year < 32 °F | 108 | 2010 |
| Most days in a year ≥ 80 °F | 202 | 2016 |
| Most days in a year ≥ 90 °F | 126 | 1941 |
| Most days in a year ≥ 100 °F | 35 | 1925 |
|
Monticello Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 14 days | Dec 28, 1936 – Jan 10, 1937 |
| Without precipitation | 56 days | Aug 6 – Sep 30, 1896 |
| High temperature at or below freezing |
5 days | Jan 11–15, 1982 |
| High temperature ≥ 80 °F | 159 days | May 7 – Oct 12, 2018 |
| High temperature ≥ 90 °F | 73 days | Jun 22 – Sep 2, 2016 |
| High temperature ≥ 100 °F | 10 days | Jul 4–13, 1930 |
| Years | Station | Coordinates |
|---|---|---|
| 1891–2024 | Monticello | location |