March weather in Cosmopolis, WA
The average temperature in Cosmopolis in March is 45.8°F (38.4°F–53.3°F). Average precipitation: 9.76 inches. Average snowfall is 0.2 inches.
March is a spring month in Cosmopolis, and is cooler than the annual average of 51.3°F. Daily temperatures swing about 14.9°F between overnight low and afternoon high. Expect about 22 days with precipitation. Daylight averages about 11h 39m. For travel, March is a wet month.
Avg High
53.3°F
Avg Low
38.4°F
Precipitation
9.76 in
Snow
0.2 in
March records in Cosmopolis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.9°F (1990) | 21.9°F (1896) | 2.26 in (2022) |
| March 2 | 69.1°F (1926) | 23.0°F (1896) | 2.00 in (2016) |
| March 3 | 66.9°F (1928) | 23.0°F (1989) | 3.49 in (1987) |
| March 4 | 66.9°F (1965) | 21.9°F (1955) | 4.50 in (1932) |
| March 5 | 68.0°F (1965) | 21.9°F (1955) | 2.35 in (1972) |
| March 6 | 70.0°F (1965) | 24.1°F (1918) | 1.84 in (2014) |
| March 7 | 75.9°F (1905) | 24.1°F (1918) | 2.80 in (1916) |
| March 8 | 81.0°F (1905) | 24.1°F (1897) | 2.58 in (1916) |
| March 9 | 82.0°F (1905) | 25.0°F (1943) | 2.50 in (1916) |
| March 10 | 75.9°F (1934) | 23.0°F (1943) | 3.42 in (2016) |
| March 11 | 73.9°F (1965) | 19.9°F (1897) | 2.85 in (1935) |
| March 12 | 73.9°F (1965) | 23.0°F (1897) | 4.00 in (1908) |
| March 13 | 72.0°F (2018) | 23.0°F (1944) | 3.59 in (2003) |
| March 14 | 75.0°F (1926) | 21.9°F (1906) | 2.50 in (1908) |
| March 15 | 79.0°F (1947) | 18.0°F (1906) | 2.36 in (2012) |
| March 16 | 73.9°F (1900) | 19.0°F (1906) | 2.03 in (1953) |
| March 17 | 77.0°F (1947) | 21.9°F (1906) | 2.00 in (1931) |
| March 18 | 73.9°F (1928) | 21.9°F (1925) | 3.03 in (1997) |
| March 19 | 73.9°F (1914) | 26.1°F (1912) | 4.59 in (1997) |
| March 20 | 79.0°F (2019) | 21.0°F (1935) | 2.24 in (2005) |
| March 21 | 80.1°F (2019) | 25.0°F (1898) | 2.99 in (1948) |
| March 22 | 71.1°F (1992) | 27.0°F (1922) | 2.02 in (2003) |
| March 23 | 72.0°F (1915) | 25.0°F (1903) | 2.70 in (1930) |
| March 24 | 72.0°F (1894) | 24.1°F (1898) | 2.73 in (2007) |
| March 25 | 79.0°F (1903) | 21.9°F (1913) | 3.05 in (1929) |
| March 26 | 70.0°F (1969) | 24.1°F (1922) | 2.07 in (1988) |
| March 27 | 75.9°F (1941) | 27.0°F (1944) | 2.34 in (1943) |
| March 28 | 79.0°F (1994) | 26.1°F (1954) | 1.60 in (1974) |
| March 29 | 77.0°F (1923) | 27.0°F (1935) | 2.61 in (2012) |
| March 30 | 75.9°F (1964) | 21.9°F (1936) | 1.87 in (1985) |
| March 31 | 75.0°F (1900) | 25.0°F (1936) | 2.95 in (2011) |