May weather in Roanoke, IL
The average temperature in Roanoke in May is °F (°F–°F). Average precipitation: 4.42 inches.
May is a spring month in Roanoke, and is cooler than the annual average of 0°F. Expect about 12 days with precipitation. Daylight averages about 14h 17m.
Avg High
°F
Avg Low
°F
Precipitation
4.42 in
Daylight
14h 17m
May records in Roanoke
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | — | — | 0.74 in (2003) |
| May 2 | — | — | 0.72 in (2012) |
| May 3 | — | — | 0.93 in (2013) |
| May 4 | — | — | 0.89 in (2013) |
| May 5 | — | — | 1.25 in (2003) |
| May 6 | — | — | 0.75 in (2022) |
| May 7 | — | — | 0.80 in (2023) |
| May 8 | — | — | 1.58 in (2023) |
| May 9 | — | — | 1.90 in (2021) |
| May 10 | — | — | 1.16 in (2016) |
| May 11 | — | — | 1.24 in (2010) |
| May 12 | — | — | 4.00 in (2002) |
| May 13 | — | — | 0.80 in (2010) |
| May 14 | — | — | 2.92 in (2011) |
| May 15 | — | — | 1.24 in (2003) |
| May 16 | — | — | 1.40 in (2009) |
| May 17 | — | — | 0.57 in (2010) |
| May 18 | — | — | 0.95 in (2020) |
| May 19 | — | — | 0.61 in (2020) |
| May 20 | — | — | 0.61 in (2025) |
| May 21 | — | — | 1.24 in (2013) |
| May 22 | — | — | 0.45 in (2022) |
| May 23 | — | — | 0.21 in (2017) |
| May 24 | — | — | 1.39 in (2020) |
| May 25 | — | — | 1.03 in (2011) |
| May 26 | — | — | 0.92 in (2011) |
| May 27 | — | — | 1.86 in (2013) |
| May 28 | — | — | 0.43 in (2021) |
| May 29 | — | — | 0.46 in (2013) |
| May 30 | — | — | 0.64 in (2011) |
| May 31 | — | — | 1.27 in (2013) |