| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 30.9 | 14.3 | 67 | -32 | 1.1 | 9.4 |
| February | 35.9 | 18.5 | 79 | -28 | 1.3 | 10.2 |
| March | 49.4 | 29.9 | 91 | -22 | 2.2 | 4.4 |
| April | 62.2 | 41.0 | 93 | 9 | 4.0 | 1.2 |
| May | 72.5 | 52.6 | 106 | 21 | 5.2 | 0.2 |
| June | 82.1 | 62.8 | 105 | 36 | 5.3 | 0.0 |
| July | 85.9 | 66.9 | 112 | 46 | 3.8 | 0.0 |
| August | 83.8 | 64.7 | 113 | 39 | 4.2 | 0.0 |
| September | 77.1 | 55.8 | 103 | 23 | 3.2 | 0.0 |
| October | 63.6 | 43.3 | 95 | 4 | 2.8 | 0.5 |
| November | 48.6 | 30.6 | 82 | -11 | 1.9 | 2.7 |
| December | 36.0 | 19.9 | 74 | -26 | 1.6 | 8.2 |
| Entire year | 60.8 | 41.8 | 113 | -32 | 36.6 | 36.7 |
|
More Des Moines Weather Records
1893–2024
|
||
|---|---|---|
| Highest daily low | 81 °F | June 28, 2012 |
| Lowest daily high | -12 °F | December 24, 1983 |
| Greatest daily range (Difference of high and low) |
55 °F | March 28, 1921 |
| Greatest difference in daily high over two conscutive days |
47 °F | Dec 14–15, 2008 |
| Most daily precipitation | 6.8 inches | September 2, 1909 |
| Most monthly precipitation | 13.7 inches | August 1977 |
| Most yearly precipitation | 55.9 inches | 1993 |
| Most yearly days with precipitation | 149 | 1993 |
| Earliest snow in season | October 10 | 2009 |
| Latest snow in season | May 3 | 2013 |
| Most daily snow | 19.0 inches | January 1, 1942 |
| Most monthly snow | 30.3 inches | December 2000 |
| Most yearly snow | 76.2 inches | 1983 |
| Most snow in a winter | 69.0 inches | 2009–2010 |
| Greatest snow accumulation | 130.0 inches | March 16, 1923 |
| Earliest freeze | September 22 | 1995 |
| Earliest day ≥ 80 °F | March 3 | 1983 |
| Earliest day ≥ 90 °F | March 29 | 1986 |
| Earliest day ≥ 100 °F | May 29 | 1934 |
| Latest freeze | May 12 | 1895 |
| Latest day ≥ 80 °F | November 13 | 1999 |
| Latest day ≥ 90 °F | October 29 | 1937 |
| Latest day ≥ 100 °F | September 11 | 1927 |
| Most days in a year < 0 °F | 37 | 1963 |
| Most days in a year < 32 °F | 151 | 1926 |
| Most days in a year ≥ 80 °F | 138 | 1939 |
| Most days in a year ≥ 90 °F | 82 | 1934 |
| Most days in a year ≥ 100 °F | 31 | 1934 |
| Most days in a year ≥ 110 °F | 5 | 1934 |
|
Des Moines Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 11 days | Jun 9–19, 1967 |
| Without precipitation | 45 days | Oct 2 – Nov 15, 1952 |
| With snow | 9 days | Mar 17–25, 1965 |
| High temperature at or below freezing |
47 days | Jan 8 – Feb 23, 1978 |
| High temperature ≥ 80 °F | 77 days | Jun 24 – Sep 8, 1913 |
| High temperature ≥ 90 °F | 28 days | Jul 14 – Aug 10, 1934 |
| High temperature ≥ 100 °F | 9 days | Jul 9–17, 1936 |