March weather in Watertown, SD
The average temperature in Watertown in March is 29.1°F (19.6°F–38.6°F). Average precipitation: 1.00 inches. Average snowfall is 5.4 inches.
March is a spring month in Watertown, and is cooler than the annual average of 43°F. Daily temperatures swing about 19°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 11h 41m. For travel, March is cold.
Avg High
38.6°F
Avg Low
19.6°F
Precipitation
1.00 in
Snow
5.4 in
March records in Watertown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.0°F (1992) | -18.9°F (2009) | 0.49 in (2007) |
| March 2 | 63.0°F (1905) | -23.1°F (1913) | 0.30 in (1965) |
| March 3 | 63.0°F (1894) | -20.0°F (1916) | 1.15 in (1985) |
| March 4 | 64.9°F (2000) | -20.9°F (1960) | 0.84 in (1966) |
| March 5 | 71.1°F (2000) | -20.9°F (1960) | 0.55 in (2018) |
| March 6 | 73.0°F (1987) | -16.1°F (1899) | 0.75 in (1983) |
| March 7 | 73.9°F (2000) | -18.9°F (2008) | 0.55 in (1983) |
| March 8 | 66.9°F (1987) | -17.0°F (1995) | 0.47 in (2000) |
| March 9 | 66.9°F (2021) | -16.1°F (1912) | 0.78 in (1918) |
| March 10 | 68.0°F (2025) | -24.0°F (1948) | 0.80 in (2021) |
| March 11 | 73.0°F (2016) | -27.0°F (1948) | 1.13 in (1977) |
| March 12 | 70.0°F (2016) | -14.1°F (1897) | 1.21 in (1954) |
| March 13 | 70.0°F (2012) | -14.1°F (1960) | 1.49 in (2019) |
| March 14 | 70.0°F (2025) | -27.0°F (1897) | 0.65 in (1973) |
| March 15 | 73.9°F (2015) | -18.9°F (1893) | 1.00 in (1898) |
| March 16 | 77.0°F (2012) | -14.1°F (1900) | 1.25 in (1946) |
| March 17 | 78.1°F (1894) | -9.9°F (1993) | 0.87 in (1917) |
| March 18 | 82.0°F (1921) | -17.0°F (1923) | 0.75 in (1963) |
| March 19 | 71.1°F (2004) | -17.0°F (1893) | 0.75 in (1964) |
| March 20 | 71.1°F (1911) | -7.1°F (1986) | 0.59 in (1972) |
| March 21 | 78.1°F (1910) | -11.0°F (1951) | 0.30 in (1894) |
| March 22 | 77.0°F (1939) | -11.0°F (1899) | 1.24 in (2011) |
| March 23 | 82.0°F (1910) | -14.1°F (1899) | 0.97 in (2009) |
| March 24 | 78.1°F (1939) | -9.0°F (1974) | 1.17 in (1937) |
| March 25 | 81.0°F (1939) | -8.0°F (1893) | 1.06 in (1942) |
| March 26 | 73.0°F (1918) | -6.0°F (1964) | 1.04 in (1995) |
| March 27 | 75.9°F (1946) | -4.0°F (1913) | 1.90 in (1921) |
| March 28 | 78.1°F (1946) | -5.1°F (1921) | 1.71 in (1940) |
| March 29 | 79.0°F (2021) | -11.9°F (1969) | 1.95 in (1924) |
| March 30 | 81.0°F (1943) | -11.9°F (1969) | 0.28 in (1916) |
| March 31 | 79.0°F (1946) | 0.0°F (1975) | 0.95 in (2007) |