| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 26.2 | 7.7 | 66 | -36 | 0.6 | 8.0 |
| February | 31.0 | 11.8 | 70 | -31 | 0.8 | 8.6 |
| March | 44.0 | 23.5 | 88 | -23 | 1.6 | 7.2 |
| April | 57.9 | 34.6 | 94 | 4 | 3.0 | 5.1 |
| May | 69.7 | 46.7 | 104 | 17 | 3.9 | 0.1 |
| June | 79.9 | 57.9 | 110 | 33 | 4.2 | 0.0 |
| July | 84.2 | 62.6 | 110 | 38 | 3.3 | 0.0 |
| August | 81.8 | 60.2 | 109 | 34 | 3.3 | 0.0 |
| September | 74.6 | 51.0 | 104 | 22 | 2.7 | 0.0 |
| October | 60.1 | 37.3 | 95 | 9 | 2.4 | 1.4 |
| November | 44.0 | 23.7 | 82 | -17 | 1.2 | 6.2 |
| December | 30.6 | 12.6 | 63 | -28 | 0.8 | 8.7 |
| Entire year | 57.1 | 35.9 | 110 | -36 | 27.8 | 45.2 |
|
More Sioux Falls Weather Records
1932–2023
|
||
|---|---|---|
| Highest daily low | 81 °F | August 22, 2023 |
| Lowest daily high | -17 °F | February 8, 1933 |
| Greatest daily range (Difference of high and low) |
59 °F | April 2, 1982 |
| Difference in high temperature over two conscutive days |
50 °F | Jan 31 – Feb 1, 1989 |
| Most daily precipitation | 5.4 inches | August 7, 2022 |
| Most monthly precipitation | 13.7 inches | June 2014 |
| Most yearly precipitation | 39.5 inches | 2019 |
| Earliest snow in season | September 25 | 1939 |
| Latest snow in season | May 18 | 1968 |
| Most daily snow | 18.1 inches | March 10, 1956 |
| Most monthly snow | 48.4 inches | February 1962 |
| Most yearly snow | 78.2 inches | 1983 |
| Most snow in a winter | 94.7 inches | 1968–1969 |
| Greatest snow accumulation | 34.0 inches | February 28, 1969 |
| Earliest freeze | September 3 | 1974 |
| Earliest day ≥ 80 °F | March 7 | 2000 |
| Earliest day ≥ 90 °F | April 5 | 2021 |
| Earliest day ≥ 100 °F | May 25 | 1967 |
| Latest freeze | May 29 | 1947 |
| Latest day ≥ 80 °F | November 8 | 1999 |
| Latest day ≥ 90 °F | October 15 | 1958 |
| Latest day ≥ 100 °F | September 7 | 1971 |
| Most days in a year < 0 °F | 52 | 1978 |
| Most days in a year < 32 °F | 180 | 1997 |
| Most days in a year ≥ 80 °F | 117 | 2023 |
| Most days in a year ≥ 90 °F | 61 | 1936 |
| Most days in a year ≥ 100 °F | 21 | 1936 |
| Most days in a year ≥ 110 °F | 1 | 1988 |
|
Sioux Falls Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 12 days | Mar 14–25, 1987 |
| Without precipitation | 56 days | Sep 22 – Nov 16, 1952 |
| With snow | 9 days | Feb 27 – Mar 7, 1998 |
| Freezing temperatures High temperature ≤ 32 °F |
66 days | Dec 18, 1977 – Feb 21, 1978 |
| High temperature ≥ 80 °F | 68 days | Jun 23 – Aug 29, 1936 |
| High temperature ≥ 90 °F | 18 days | Jul 2–19, 1936 |
| High temperature ≥ 100 °F | 9 days | Jul 9–17, 1936 |
| Years | Station | Coordinates |
|---|---|---|
| 1932–2023 | Sioux Falls | location |