April weather in Riley, IN
The average temperature in Riley in April is 53.9°F (42.9°F–64.9°F). Average precipitation: 4.71 inches.
April is a spring month in Riley, and is warmer than the annual average of 53.5°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 3m. For travel, April is a comfortable month to visit.
Avg High
64.9°F
Avg Low
42.9°F
Precipitation
4.71 in
Daylight
13h 3m
April records in Riley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 82.0°F (2012) | 25.2°F (2019) | 1.05 in (2012) |
| April 2 | 81.0°F (2025) | 20.1°F (2021) | 1.56 in (2024) |
| April 3 | 86.0°F (2012) | 23.2°F (2013) | 2.74 in (2018) |
| April 4 | 81.0°F (2023) | 26.1°F (2002) | 2.84 in (2025) |
| April 5 | 79.0°F (2010) | 24.1°F (2002) | 1.84 in (2010) |
| April 6 | 82.0°F (2010) | 27.1°F (2024) | 1.29 in (2006) |
| April 7 | 82.9°F (2001) | 24.3°F (2007) | 1.62 in (2000) |
| April 8 | 84.0°F (2001) | 23.2°F (2018) | 0.65 in (2015) |
| April 9 | 84.0°F (2001) | 23.2°F (2007) | 1.02 in (2015) |
| April 10 | 81.0°F (2005) | 24.3°F (2007) | 1.08 in (2008) |
| April 11 | 81.0°F (2005) | 29.1°F (2012) | 1.37 in (2016) |
| April 12 | 79.0°F (2006) | 28.9°F (2000) | 0.94 in (2019) |
| April 13 | 82.0°F (2006) | 28.2°F (2007) | 0.77 in (2022) |
| April 14 | 82.9°F (2006) | 30.0°F (1962) | 1.00 in (2019) |
| April 15 | 87.1°F (2024) | 27.1°F (2020) | 0.97 in (1998) |
| April 16 | 82.9°F (2002) | 24.3°F (2020) | 1.67 in (2013) |
| April 17 | 84.9°F (2002) | 28.9°F (2001) | 0.96 in (2000) |
| April 18 | 84.9°F (2004) | 25.0°F (2001) | 2.21 in (2013) |
| April 19 | 84.0°F (2002) | 32.0°F (2001) | 2.49 in (2011) |
| April 20 | 84.0°F (2023) | 28.2°F (2018) | 0.66 in (2000) |
| April 21 | 75.9°F (1999) | 31.1°F (2011) | 1.38 in (2002) |
| April 22 | 82.9°F (2001) | 33.1°F (2020) | 0.86 in (2005) |
| April 23 | 84.0°F (2022) | 28.9°F (2003) | 1.27 in (2013) |
| April 24 | 84.0°F (2009) | 26.2°F (2023) | 0.81 in (2002) |
| April 25 | 84.0°F (2009) | 30.2°F (2024) | 1.24 in (2003) |
| April 26 | 84.0°F (2009) | 34.0°F (2013) | 1.33 in (2016) |
| April 27 | 82.9°F (2021) | 33.1°F (2020) | 1.86 in (2011) |
| April 28 | 82.9°F (2025) | 33.1°F (2010) | 1.71 in (2009) |
| April 29 | 80.1°F (2007) | 32.0°F (2018) | 2.36 in (2017) |
| April 30 | 86.0°F (2007) | 34.0°F (2018) | 1.56 in (1998) |