April weather in LaSalle, IL
The average temperature in LaSalle in April is 49.3°F (37.7°F–60.9°F). Average precipitation: 3.77 inches. Average snowfall is 0.6 inches.
April is a spring month in LaSalle, and is cooler than the annual average of 49.6°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 13h 7m. For travel, April is cool.
Avg High
60.9°F
Avg Low
37.7°F
Precipitation
3.77 in
Snow
0.6 in
April records in LaSalle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 78.1°F (2010) | 3.0°F (1984) | 1.48 in (1967) |
| April 2 | 84.0°F (2003) | 17.1°F (2018) | 2.40 in (1983) |
| April 3 | 80.1°F (1999) | 15.1°F (1975) | 1.50 in (1982) |
| April 4 | 82.9°F (2012) | 15.1°F (1975) | 0.90 in (1984) |
| April 5 | 79.0°F (2005) | 18.0°F (1995) | 1.30 in (1964) |
| April 6 | 84.9°F (1988) | 18.0°F (1979) | 1.45 in (1988) |
| April 7 | 84.9°F (1991) | 12.9°F (1982) | 0.63 in (1972) |
| April 8 | 82.0°F (2001) | 12.9°F (1972) | 2.00 in (1980) |
| April 9 | 81.0°F (2001) | 16.0°F (1997) | 1.47 in (1995) |
| April 10 | 82.9°F (1977) | 17.1°F (1997) | 1.70 in (1978) |
| April 11 | 84.9°F (2011) | 24.1°F (1967) | 1.14 in (1974) |
| April 12 | 84.0°F (1977) | 21.9°F (1976) | 1.10 in (1979) |
| April 13 | 82.9°F (1996) | 23.0°F (1989) | 2.05 in (1981) |
| April 14 | 87.1°F (1977) | 23.0°F (1989) | 0.81 in (1974) |
| April 15 | 86.0°F (2003) | 23.0°F (1983) | 1.09 in (1993) |
| April 16 | 87.1°F (2002) | 23.0°F (2020) | 1.75 in (1982) |
| April 17 | 87.1°F (1977) | 26.1°F (1997) | 0.78 in (2006) |
| April 18 | 88.0°F (2002) | 25.0°F (1990) | 1.16 in (1975) |
| April 19 | 90.0°F (2002) | 21.9°F (1983) | 0.97 in (1970) |
| April 20 | 84.9°F (1985) | 24.1°F (2018) | 1.83 in (1964) |
| April 21 | 91.0°F (1987) | 27.0°F (2024) | 1.38 in (2004) |
| April 22 | 91.0°F (1980) | 28.0°F (2021) | 1.10 in (1984) |
| April 23 | 90.0°F (1980) | 25.0°F (1967) | 0.78 in (1966) |
| April 24 | 84.0°F (1990) | 21.0°F (1967) | 2.09 in (1965) |
| April 25 | 87.1°F (1990) | 27.0°F (1972) | 1.76 in (2007) |
| April 26 | 89.1°F (1989) | 27.0°F (1972) | 1.01 in (1979) |
| April 27 | 87.1°F (1994) | 21.0°F (2022) | 1.03 in (1995) |
| April 28 | 86.0°F (1970) | 28.9°F (1967) | 0.97 in (2002) |
| April 29 | 86.0°F (1970) | 26.1°F (1977) | 1.50 in (1970) |
| April 30 | 89.1°F (1987) | 30.9°F (1977) | 1.20 in (1970) |