March weather in LaSalle, IL
The average temperature in LaSalle in March is 37.4°F (27.3°F–47.5°F). Average precipitation: 2.28 inches. Average snowfall is 4.0 inches.
March is a spring month in LaSalle, and is cooler than the annual average of 49.6°F. Daily temperatures swing about 20.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
47.5°F
Avg Low
27.3°F
Precipitation
2.28 in
Snow
4.0 in
March records in LaSalle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.9°F (2000) | -0.9°F (2015) | 1.31 in (1976) |
| March 2 | 73.0°F (1974) | 3.0°F (2014) | 0.73 in (1991) |
| March 3 | 75.0°F (1974) | -9.9°F (2014) | 3.10 in (1985) |
| March 4 | 73.9°F (1983) | -9.0°F (2014) | 0.98 in (1989) |
| March 5 | 75.0°F (2024) | -8.0°F (2002) | 1.33 in (2004) |
| March 6 | 71.1°F (2000) | -0.9°F (2015) | 0.47 in (1999) |
| March 7 | 71.1°F (2000) | 3.0°F (1999) | 1.56 in (1973) |
| March 8 | 79.0°F (2000) | -2.0°F (1996) | 2.37 in (2009) |
| March 9 | 77.0°F (2000) | -4.0°F (1996) | 0.85 in (1998) |
| March 10 | 69.1°F (2021) | 3.9°F (1984) | 0.94 in (2009) |
| March 11 | 75.9°F (1972) | 0.0°F (1984) | 1.73 in (1990) |
| March 12 | 75.9°F (1990) | 3.9°F (1998) | 1.25 in (1977) |
| March 13 | 80.1°F (1990) | 5.0°F (1998) | 1.75 in (1991) |
| March 14 | 75.9°F (2007) | 5.0°F (1998) | 0.47 in (1973) |
| March 15 | 81.0°F (2012) | 5.0°F (1998) | 0.38 in (1971) |
| March 16 | 81.0°F (2012) | 10.9°F (1970) | 1.36 in (1984) |
| March 17 | 81.0°F (2012) | 10.0°F (1993) | 1.14 in (1965) |
| March 18 | 82.0°F (2012) | 8.1°F (1967) | 0.89 in (1998) |
| March 19 | 82.0°F (2012) | 10.0°F (1965) | 1.13 in (1983) |
| March 20 | 80.1°F (2012) | 8.1°F (1965) | 1.01 in (1984) |
| March 21 | 82.9°F (2012) | 10.9°F (1965) | 0.40 in (1983) |
| March 22 | 84.0°F (2012) | 12.0°F (2002) | 0.75 in (2007) |
| March 23 | 77.0°F (2012) | 10.0°F (1965) | 1.73 in (2007) |
| March 24 | 78.1°F (1994) | 1.9°F (1974) | 1.20 in (1967) |
| March 25 | 80.1°F (2017) | 9.0°F (1974) | 1.20 in (1970) |
| March 26 | 79.0°F (2007) | 10.9°F (1965) | 0.62 in (1983) |
| March 27 | 80.1°F (1991) | 7.0°F (1965) | 1.32 in (1976) |
| March 28 | 79.0°F (1998) | 10.0°F (1970) | 0.61 in (1977) |
| March 29 | 81.0°F (2025) | 10.9°F (1969) | 1.70 in (2009) |
| March 30 | 80.1°F (1998) | 8.1°F (1969) | 0.75 in (1985) |
| March 31 | 82.0°F (1998) | 9.0°F (1969) | 1.01 in (1967) |