April weather in Walnut Hill, IL
The average temperature in Walnut Hill in April is 54.9°F (43.6°F–66.2°F). Average precipitation: 4.81 inches.
April is a spring month in Walnut Hill, and is warmer than the annual average of 54.7°F. Daily temperatures swing about 22.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 1m. For travel, April is a comfortable month to visit.
Avg High
66.2°F
Avg Low
43.6°F
Precipitation
4.81 in
Daylight
13h 1m
April records in Walnut Hill
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 80.1°F (2024) | 24.1°F (2021) | 1.28 in (2008) |
| April 2 | 84.9°F (2012) | 21.9°F (2021) | 0.80 in (2024) |
| April 3 | 87.1°F (2012) | 23.0°F (2021) | 1.98 in (2025) |
| April 4 | 80.1°F (2011) | 24.1°F (2002) | 2.44 in (1999) |
| April 5 | 82.0°F (2023) | 21.9°F (2002) | 4.27 in (2025) |
| April 6 | 80.1°F (2010) | 26.1°F (2018) | 1.32 in (2017) |
| April 7 | 80.1°F (2001) | 24.1°F (2007) | 0.95 in (2006) |
| April 8 | 82.9°F (2001) | 24.1°F (2007) | 1.50 in (2000) |
| April 9 | 86.0°F (2020) | 24.1°F (2007) | 1.04 in (2011) |
| April 10 | 86.0°F (2011) | 24.1°F (2007) | 1.60 in (2009) |
| April 11 | 82.0°F (2011) | 30.9°F (2012) | 1.95 in (2024) |
| April 12 | 80.1°F (2001) | 30.9°F (2000) | 0.74 in (2019) |
| April 13 | 81.0°F (2006) | 28.0°F (2007) | 0.62 in (2002) |
| April 14 | 84.0°F (2006) | 28.0°F (2007) | 1.18 in (2018) |
| April 15 | 84.0°F (2003) | 30.0°F (2008) | 0.70 in (1999) |
| April 16 | 88.0°F (2024) | 28.9°F (2018) | 1.72 in (1998) |
| April 17 | 84.9°F (2002) | 25.0°F (2018) | 1.57 in (2003) |
| April 18 | 84.9°F (2002) | 25.0°F (2018) | 0.37 in (2020) |
| April 19 | 86.0°F (2002) | 28.0°F (2022) | 2.65 in (2013) |
| April 20 | 84.0°F (2002) | 28.9°F (2022) | 0.87 in (2009) |
| April 21 | 82.0°F (2023) | 28.9°F (2021) | 1.59 in (2023) |
| April 22 | 79.0°F (1999) | 30.0°F (2021) | 0.79 in (2002) |
| April 23 | 82.0°F (2022) | 30.9°F (2021) | 0.90 in (2020) |
| April 24 | 82.9°F (2007) | 28.9°F (2023) | 1.30 in (2011) |
| April 25 | 82.9°F (2009) | 28.9°F (2023) | 1.03 in (2025) |
| April 26 | 81.0°F (2009) | 35.1°F (2022) | 1.88 in (2011) |
| April 27 | 82.0°F (2009) | 36.0°F (2015) | 1.39 in (2017) |
| April 28 | 84.0°F (2001) | 37.0°F (2010) | 2.33 in (2014) |
| April 29 | 84.0°F (2025) | 32.0°F (2008) | 2.65 in (2017) |
| April 30 | 82.9°F (2007) | 32.0°F (2008) | 2.20 in (2017) |