March weather in De Smet, SD
The average temperature in De Smet in March is 30.7°F (20.9°F–40.6°F). Average precipitation: 1.36 inches. Average snowfall is 6.9 inches.
March is a spring month in De Smet, and is cooler than the annual average of 44°F. Daily temperatures swing about 19.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 11h 41m. For travel, March is cold.
Avg High
40.6°F
Avg Low
20.9°F
Precipitation
1.36 in
Snow
6.9 in
March records in De Smet
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.0°F (2024) | -16.1°F (1962) | 0.54 in (2019) |
| March 2 | 62.1°F (1974) | -26.0°F (1913) | 1.30 in (1985) |
| March 3 | 72.0°F (1894) | -24.0°F (2019) | 1.10 in (1985) |
| March 4 | 64.9°F (1921) | -20.0°F (1960) | 1.06 in (1966) |
| March 5 | 71.1°F (2000) | -16.1°F (1960) | 0.72 in (1992) |
| March 6 | 75.9°F (1987) | -16.1°F (1978) | 1.25 in (1983) |
| March 7 | 75.0°F (1987) | -20.0°F (1920) | 0.56 in (1946) |
| March 8 | 71.1°F (2026) | -18.0°F (1995) | 0.90 in (1893) |
| March 9 | 70.0°F (2021) | -16.1°F (1933) | 0.87 in (2013) |
| March 10 | 70.0°F (2025) | -18.9°F (2002) | 0.50 in (2021) |
| March 11 | 75.0°F (2016) | -20.9°F (1948) | 1.12 in (1977) |
| March 12 | 72.0°F (2015) | -15.0°F (1895) | 1.21 in (1927) |
| March 13 | 73.9°F (2012) | -13.0°F (1997) | 1.90 in (2019) |
| March 14 | 72.0°F (1935) | -9.9°F (1906) | 1.38 in (2002) |
| March 15 | 77.0°F (2015) | -18.9°F (1893) | 0.85 in (1943) |
| March 16 | 84.9°F (1894) | -18.9°F (1943) | 0.57 in (1945) |
| March 17 | 84.0°F (1894) | -6.0°F (1923) | 1.40 in (1946) |
| March 18 | 84.0°F (2012) | -15.0°F (1923) | 0.90 in (1920) |
| March 19 | 75.0°F (2004) | -11.9°F (1965) | 0.95 in (1964) |
| March 20 | 77.0°F (2026) | -17.0°F (2002) | 0.56 in (1969) |
| March 21 | 80.1°F (1910) | -11.9°F (1898) | 0.75 in (1987) |
| March 22 | 79.0°F (1939) | -11.0°F (1899) | 1.50 in (2011) |
| March 23 | 84.9°F (1910) | -15.0°F (2002) | 1.25 in (1937) |
| March 24 | 80.1°F (1939) | -8.0°F (1894) | 1.45 in (1975) |
| March 25 | 78.1°F (1908) | -9.9°F (1913) | 0.90 in (1942) |
| March 26 | 77.0°F (1989) | -5.1°F (1996) | 0.88 in (1942) |
| March 27 | 78.1°F (1946) | -9.9°F (1913) | 0.82 in (1900) |
| March 28 | 84.0°F (1946) | 0.0°F (1921) | 1.10 in (1940) |
| March 29 | 81.0°F (2021) | -4.0°F (1969) | 0.91 in (1981) |
| March 30 | 88.0°F (1943) | -5.1°F (1969) | 1.16 in (2025) |
| March 31 | 82.9°F (1943) | 1.0°F (1923) | 1.60 in (1998) |