May weather in Shelbyville, IL
The average temperature in Shelbyville in May is 64.0°F (54.3°F–73.7°F). Average precipitation: 4.65 inches.
May is a spring month in Shelbyville, and is warmer than the annual average of 53.6°F. Daily temperatures swing about 19.4°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 10m. For travel, May is a comfortable month to visit.
Avg High
73.7°F
Avg Low
54.3°F
Precipitation
4.65 in
Daylight
14h 10m
May records in Shelbyville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 86.0°F (2001) | 34.0°F (1978) | 1.01 in (2006) |
| May 2 | 84.9°F (1987) | 34.0°F (1978) | 1.78 in (1983) |
| May 3 | 84.9°F (2012) | 30.9°F (2005) | 1.07 in (1998) |
| May 4 | 84.0°F (2001) | 30.0°F (1976) | 2.84 in (2017) |
| May 5 | 84.9°F (2001) | 33.1°F (1978) | 1.38 in (2003) |
| May 6 | 88.0°F (1986) | 37.0°F (2011) | 2.30 in (1941) |
| May 7 | 88.0°F (1986) | 36.0°F (1976) | 1.50 in (2002) |
| May 8 | 87.1°F (1986) | 35.1°F (1976) | 1.17 in (1978) |
| May 9 | 84.9°F (2014) | 34.0°F (1983) | 0.88 in (2019) |
| May 10 | 87.1°F (2007) | 34.0°F (1977) | 1.86 in (1981) |
| May 11 | 87.1°F (2005) | 39.0°F (2020) | 1.55 in (2003) |
| May 12 | 91.0°F (2022) | 33.1°F (1981) | 1.96 in (2002) |
| May 13 | 89.1°F (2022) | 37.9°F (2013) | 1.80 in (2002) |
| May 14 | 91.0°F (1987) | 42.1°F (2000) | 1.16 in (2009) |
| May 15 | 90.0°F (2018) | 39.9°F (1997) | 0.70 in (2014) |
| May 16 | 89.1°F (2001) | 34.0°F (1997) | 1.00 in (2009) |
| May 17 | 91.0°F (2001) | 36.0°F (2011) | 2.16 in (2021) |
| May 18 | 88.0°F (1977) | 36.0°F (2002) | 1.95 in (2001) |
| May 19 | 89.1°F (1977) | 36.0°F (2002) | 0.38 in (1982) |
| May 20 | 93.0°F (1987) | 41.0°F (1986) | 1.57 in (1975) |
| May 21 | 93.0°F (1987) | 37.9°F (2002) | 0.75 in (2017) |
| May 22 | 89.1°F (1975) | 41.0°F (1997) | 2.27 in (1953) |
| May 23 | 89.1°F (1975) | 45.0°F (2025) | 0.96 in (1998) |
| May 24 | 88.0°F (1977) | 42.1°F (2001) | 0.55 in (1978) |
| May 25 | 91.0°F (2010) | 42.1°F (1979) | 0.74 in (2024) |
| May 26 | 91.0°F (1977) | 36.0°F (1979) | 3.38 in (2011) |
| May 27 | 91.0°F (1987) | 43.0°F (1983) | 1.42 in (2013) |
| May 28 | 93.0°F (2018) | 45.0°F (2002) | 1.28 in (2002) |
| May 29 | 95.0°F (2018) | 43.0°F (1984) | 1.20 in (2004) |
| May 30 | 91.9°F (1977) | 42.1°F (1984) | 0.84 in (2007) |
| May 31 | 91.0°F (1988) | 45.0°F (1983) | 0.84 in (2018) |