March weather in Thornburg, IA
The average temperature in Thornburg in March is 37.0°F (26.3°F–47.6°F). Average precipitation: 2.34 inches.
March is a spring month in Thornburg, and is cooler than the annual average of 48.9°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
47.6°F
Avg Low
26.3°F
Precipitation
2.34 in
Daylight
11h 43m
March records in Thornburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.9°F (1923) | -20.0°F (1962) | 0.65 in (1987) |
| March 2 | 73.9°F (1992) | -11.9°F (1913) | 1.30 in (1991) |
| March 3 | 78.1°F (1983) | -9.9°F (2014) | 0.67 in (2008) |
| March 4 | 79.0°F (2024) | -9.9°F (1978) | 1.58 in (1985) |
| March 5 | 72.0°F (1921) | -16.1°F (1960) | 1.76 in (1976) |
| March 6 | 73.9°F (2009) | -11.9°F (1960) | 0.89 in (1961) |
| March 7 | 73.9°F (1987) | -7.1°F (1899) | 1.03 in (1979) |
| March 8 | 78.1°F (1977) | -8.0°F (1943) | 2.08 in (2009) |
| March 9 | 75.0°F (2000) | -5.1°F (1996) | 0.88 in (2011) |
| March 10 | 77.0°F (2026) | -4.0°F (1934) | 1.20 in (2013) |
| March 11 | 78.1°F (1972) | -9.9°F (1948) | 2.04 in (1990) |
| March 12 | 75.9°F (1916) | -6.0°F (1948) | 2.22 in (1977) |
| March 13 | 79.0°F (1990) | -2.9°F (1998) | 1.14 in (1991) |
| March 14 | 77.0°F (2007) | -2.0°F (1897) | 1.00 in (1913) |
| March 15 | 84.0°F (2025) | 5.0°F (1906) | 1.21 in (1923) |
| March 16 | 80.1°F (2012) | -2.9°F (1900) | 1.66 in (1919) |
| March 17 | 82.9°F (2015) | -2.0°F (1906) | 0.90 in (1946) |
| March 18 | 80.1°F (1918) | 0.0°F (1923) | 0.78 in (1998) |
| March 19 | 80.1°F (2012) | -11.9°F (1923) | 2.25 in (1982) |
| March 20 | 80.1°F (2012) | 3.0°F (1906) | 0.96 in (1937) |
| March 21 | 86.0°F (1907) | 1.9°F (1951) | 1.10 in (1932) |
| March 22 | 91.0°F (2026) | 3.0°F (1912) | 0.98 in (1993) |
| March 23 | 84.0°F (1910) | 5.0°F (1940) | 1.20 in (2022) |
| March 24 | 82.0°F (1967) | 1.0°F (1974) | 1.92 in (1904) |
| March 25 | 86.0°F (1907) | 5.0°F (1960) | 1.46 in (1945) |
| March 26 | 84.9°F (1907) | 3.0°F (1955) | 1.70 in (1916) |
| March 27 | 84.0°F (1991) | 10.9°F (1964) | 0.75 in (2021) |
| March 28 | 82.0°F (1910) | 12.0°F (1921) | 1.43 in (1900) |
| March 29 | 86.0°F (1986) | 10.0°F (1964) | 1.17 in (1977) |
| March 30 | 82.9°F (1967) | 10.0°F (1964) | 1.75 in (1974) |
| March 31 | 82.0°F (1978) | 10.0°F (1923) | 1.70 in (1929) |