March weather in Pontiac, IL
The average temperature in Pontiac in March is 39.6°F (30.0°F–49.3°F). Average precipitation: 2.62 inches. Average snowfall is 3.4 inches.
March is a spring month in Pontiac, and is cooler than the annual average of 51.8°F. Daily temperatures swing about 19.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
49.3°F
Avg Low
30.0°F
Precipitation
2.62 in
Snow
3.4 in
March records in Pontiac
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.0°F (1972) | -5.1°F (1962) | 1.05 in (1976) |
| March 2 | 71.1°F (1992) | -5.1°F (1913) | 0.86 in (1991) |
| March 3 | 78.1°F (1974) | 0.0°F (1943) | 0.75 in (1940) |
| March 4 | 73.9°F (1983) | -5.1°F (2002) | 1.54 in (1979) |
| March 5 | 73.9°F (1918) | -8.0°F (1978) | 1.33 in (2004) |
| March 6 | 73.9°F (1983) | -4.0°F (1960) | 0.81 in (1959) |
| March 7 | 78.1°F (1983) | -2.0°F (1943) | 1.30 in (1903) |
| March 8 | 79.0°F (2000) | -14.1°F (1943) | 1.55 in (2009) |
| March 9 | 77.0°F (2000) | 0.0°F (1996) | 0.92 in (1990) |
| March 10 | 72.0°F (1955) | 1.0°F (1934) | 1.22 in (2009) |
| March 11 | 75.9°F (1972) | 0.0°F (1934) | 1.51 in (1990) |
| March 12 | 77.0°F (1990) | -0.9°F (1948) | 3.80 in (1923) |
| March 13 | 80.1°F (1990) | 3.9°F (1998) | 1.52 in (1953) |
| March 14 | 77.0°F (2007) | 10.0°F (1932) | 1.10 in (1922) |
| March 15 | 81.0°F (2012) | 10.9°F (1993) | 1.63 in (1929) |
| March 16 | 82.9°F (2012) | 10.9°F (1941) | 1.11 in (1984) |
| March 17 | 81.0°F (2012) | 3.0°F (1906) | 0.65 in (1904) |
| March 18 | 81.0°F (2012) | 6.1°F (1941) | 1.20 in (1908) |
| March 19 | 82.0°F (2012) | 0.0°F (1923) | 1.07 in (1983) |
| March 20 | 82.0°F (2012) | 7.0°F (1906) | 1.40 in (1927) |
| March 21 | 84.0°F (1907) | 9.0°F (1960) | 1.01 in (1913) |
| March 22 | 84.0°F (2012) | 12.0°F (1906) | 0.97 in (1977) |
| March 23 | 86.0°F (1910) | 8.1°F (1960) | 2.12 in (2007) |
| March 24 | 82.9°F (1910) | 7.0°F (1974) | 1.40 in (2007) |
| March 25 | 81.0°F (1910) | 6.1°F (1960) | 2.30 in (1904) |
| March 26 | 82.9°F (1907) | 8.1°F (1955) | 0.96 in (2004) |
| March 27 | 84.9°F (1910) | 6.1°F (1965) | 1.10 in (1976) |
| March 28 | 84.0°F (1910) | 1.0°F (1934) | 2.10 in (1985) |
| March 29 | 81.0°F (1910) | 17.1°F (1915) | 1.24 in (2009) |
| March 30 | 86.0°F (1986) | 15.1°F (1964) | 0.87 in (2017) |
| March 31 | 82.9°F (1986) | 12.0°F (1923) | 1.70 in (2007) |