May weather in Sycamore, IL
The average temperature in Sycamore in May is °F (°F–°F). Average precipitation: 4.66 inches.
May is a spring month in Sycamore, and is cooler than the annual average of 0°F. Expect about 13 days with precipitation. Daylight averages about 14h 23m.
Avg High
°F
Avg Low
°F
Precipitation
4.66 in
Daylight
14h 23m
May records in Sycamore
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | — | — | 1.85 in (2003) |
| May 2 | — | — | 0.81 in (2016) |
| May 3 | — | — | 1.18 in (2018) |
| May 4 | — | — | 0.51 in (2015) |
| May 5 | — | — | 1.32 in (2003) |
| May 6 | — | — | 0.34 in (2017) |
| May 7 | — | — | 1.46 in (2009) |
| May 8 | — | — | 0.60 in (2024) |
| May 9 | — | — | 1.14 in (2019) |
| May 10 | — | — | 0.81 in (2000) |
| May 11 | — | — | 1.54 in (2017) |
| May 12 | — | — | 1.91 in (2002) |
| May 13 | — | — | 3.24 in (2010) |
| May 14 | — | — | 1.70 in (2004) |
| May 15 | — | — | 2.46 in (2020) |
| May 16 | — | — | 0.46 in (2009) |
| May 17 | — | — | 0.60 in (2002) |
| May 18 | — | — | 0.95 in (2004) |
| May 19 | — | — | 1.75 in (2000) |
| May 20 | — | — | 0.60 in (2003) |
| May 21 | — | — | 0.89 in (2018) |
| May 22 | — | — | 1.31 in (2004) |
| May 23 | — | — | 1.84 in (2011) |
| May 24 | — | — | 1.70 in (2020) |
| May 25 | — | — | 0.71 in (2011) |
| May 26 | — | — | 1.09 in (2016) |
| May 27 | — | — | 1.35 in (2009) |
| May 28 | — | — | 0.38 in (2019) |
| May 29 | — | — | 0.86 in (2019) |
| May 30 | — | — | 1.20 in (2011) |
| May 31 | — | — | 2.75 in (2004) |