May weather in London Mills, IL
The average temperature in London Mills in May is 60.7°F (49.1°F–72.3°F). Average precipitation: 4.95 inches.
May is a spring month in London Mills, and is warmer than the annual average of 49.4°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 16m. For travel, May is a comfortable month to visit.
Avg High
72.3°F
Avg Low
49.1°F
Precipitation
4.95 in
Daylight
14h 16m
May records in London Mills
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 84.0°F (2013) | 30.9°F (2015) | 1.35 in (2019) |
| May 2 | 87.1°F (2018) | 37.9°F (2022) | 1.00 in (2012) |
| May 3 | 87.1°F (2018) | 33.1°F (2011) | 1.05 in (2024) |
| May 4 | 84.9°F (2015) | 27.0°F (2011) | 2.29 in (2013) |
| May 5 | 79.0°F (2010) | 28.9°F (2011) | 1.51 in (1977) |
| May 6 | 82.9°F (2012) | 37.9°F (2020) | 1.57 in (1996) |
| May 7 | 87.1°F (2012) | 36.0°F (2017) | 1.43 in (1978) |
| May 8 | 84.0°F (2023) | 35.1°F (2021) | 1.98 in (1995) |
| May 9 | 80.1°F (2013) | 28.0°F (2020) | 1.85 in (2021) |
| May 10 | 84.9°F (2011) | 36.0°F (2010) | 2.25 in (1990) |
| May 11 | 91.0°F (2011) | 37.9°F (2021) | 1.48 in (2008) |
| May 12 | 91.9°F (2022) | 30.9°F (2020) | 3.38 in (2002) |
| May 13 | 91.9°F (2022) | 34.0°F (2013) | 2.76 in (2010) |
| May 14 | 90.0°F (2022) | 36.0°F (2021) | 1.64 in (2022) |
| May 15 | 91.0°F (2018) | 39.9°F (2021) | 1.97 in (2020) |
| May 16 | 91.0°F (2025) | 34.0°F (2008) | 4.41 in (2009) |
| May 17 | 89.1°F (2025) | 34.0°F (2011) | 1.80 in (1953) |
| May 18 | 82.9°F (2018) | 41.0°F (2009) | 1.36 in (1986) |
| May 19 | 87.1°F (2024) | 39.9°F (2008) | 3.44 in (1959) |
| May 20 | 87.1°F (2012) | 39.9°F (2008) | 2.00 in (2025) |
| May 21 | 88.0°F (2024) | 37.9°F (2015) | 1.42 in (2017) |
| May 22 | 88.0°F (2024) | 41.0°F (2008) | 1.08 in (1999) |
| May 23 | 86.0°F (2011) | 41.0°F (2025) | 1.04 in (1988) |
| May 24 | 87.1°F (2010) | 42.1°F (2013) | 1.73 in (1995) |
| May 25 | 90.0°F (2010) | 44.1°F (2013) | 1.85 in (2011) |
| May 26 | 87.1°F (2020) | 42.1°F (2023) | 2.21 in (1962) |
| May 27 | 90.0°F (2012) | 44.1°F (2011) | 2.43 in (1996) |
| May 28 | 95.0°F (2018) | 44.1°F (2008) | 1.12 in (1955) |
| May 29 | 97.0°F (2018) | 41.0°F (2021) | 2.12 in (2019) |
| May 30 | 88.0°F (2010) | 37.9°F (2021) | 1.03 in (1976) |
| May 31 | 89.1°F (2011) | 43.0°F (2021) | 2.45 in (2004) |