March weather in Winthrop, WA
The average temperature in Winthrop in March is 37.7°F (25.4°F–50.0°F). Average precipitation: 1.23 inches. Average snowfall is 3.4 inches.
March is a spring month in Winthrop, and is cooler than the annual average of 45.7°F. Daily temperatures swing about 24.6°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 11h 38m. For travel, March is cool.
Avg High
50.0°F
Avg Low
25.4°F
Precipitation
1.23 in
Snow
3.4 in
March records in Winthrop
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 55.9°F (1988) | -11.0°F (1917) | 0.89 in (2018) |
| March 2 | 59.0°F (1910) | -9.9°F (1917) | 0.77 in (2009) |
| March 3 | 60.1°F (1929) | -6.0°F (1989) | 0.60 in (1916) |
| March 4 | 57.9°F (2005) | -6.0°F (2019) | 0.43 in (1915) |
| March 5 | 60.1°F (2005) | -9.9°F (1955) | 1.17 in (1972) |
| March 6 | 60.1°F (2015) | -0.9°F (1943) | 0.61 in (2016) |
| March 7 | 66.0°F (2005) | 0.0°F (1943) | 0.45 in (1957) |
| March 8 | 64.0°F (2005) | -2.0°F (1974) | 0.53 in (1951) |
| March 9 | 64.9°F (2015) | 3.0°F (2019) | 0.56 in (1999) |
| March 10 | 66.9°F (2005) | -8.0°F (1951) | 1.10 in (2016) |
| March 11 | 69.1°F (2005) | -7.1°F (1951) | 0.39 in (1995) |
| March 12 | 68.0°F (2005) | -2.9°F (1956) | 0.70 in (1983) |
| March 13 | 69.1°F (1992) | 9.0°F (1956) | 0.71 in (2025) |
| March 14 | 70.0°F (1926) | -0.9°F (1906) | 0.64 in (1995) |
| March 15 | 69.1°F (1992) | -0.9°F (1906) | 0.61 in (2015) |
| March 16 | 70.0°F (2024) | 3.0°F (1906) | 0.41 in (2006) |
| March 17 | 72.0°F (2024) | 6.1°F (1917) | 0.42 in (2006) |
| March 18 | 73.0°F (2024) | -4.0°F (1912) | 0.45 in (1931) |
| March 19 | 72.0°F (2024) | 6.1°F (1965) | 0.78 in (1910) |
| March 20 | 73.0°F (2024) | 3.9°F (1913) | 0.87 in (1995) |
| March 21 | 71.1°F (1915) | 3.0°F (1913) | 1.08 in (1984) |
| March 22 | 70.0°F (1915) | 12.9°F (1952) | 1.10 in (2018) |
| March 23 | 70.0°F (1979) | 12.9°F (1948) | 0.77 in (1995) |
| March 24 | 70.0°F (1926) | 10.0°F (1965) | 0.75 in (2026) |
| March 25 | 69.1°F (1941) | 9.0°F (1955) | 0.56 in (2011) |
| March 26 | 75.9°F (1930) | 8.1°F (1955) | 0.73 in (2004) |
| March 27 | 79.0°F (1930) | 12.0°F (1975) | 0.34 in (1933) |
| March 28 | 73.0°F (1994) | 10.9°F (1954) | 0.84 in (1982) |
| March 29 | 72.0°F (1911) | 12.0°F (1954) | 0.54 in (1955) |
| March 30 | 73.9°F (1911) | 10.9°F (1917) | 0.71 in (1958) |
| March 31 | 77.0°F (1994) | 10.0°F (1917) | 0.85 in (1922) |