May weather in Otterville, IL
The average temperature in Otterville in May is 64.1°F (53.8°F–74.3°F). Average precipitation: 5.29 inches.
May is a spring month in Otterville, and is warmer than the annual average of 53.4°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 8m. For travel, May is a wet month.
Avg High
74.3°F
Avg Low
53.8°F
Precipitation
5.29 in
Daylight
14h 8m
May records in Otterville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (2007) | 30.0°F (1960) | 3.22 in (2019) |
| May 2 | 89.1°F (1952) | 30.9°F (1961) | 3.73 in (1983) |
| May 3 | 91.0°F (1959) | 30.0°F (1976) | 1.68 in (1958) |
| May 4 | 91.9°F (1952) | 28.0°F (1976) | 2.02 in (2013) |
| May 5 | 93.0°F (1943) | 34.0°F (2005) | 1.46 in (2003) |
| May 6 | 93.0°F (1952) | 30.0°F (1944) | 1.96 in (2002) |
| May 7 | 89.1°F (2012) | 32.0°F (1976) | 2.08 in (2002) |
| May 8 | 91.0°F (2023) | 30.0°F (1976) | 2.32 in (1961) |
| May 9 | 91.9°F (1986) | 28.9°F (1980) | 1.39 in (2003) |
| May 10 | 93.0°F (1963) | 28.9°F (1966) | 2.20 in (1981) |
| May 11 | 87.1°F (1958) | 36.0°F (1969) | 2.04 in (2014) |
| May 12 | 91.9°F (2022) | 30.9°F (1960) | 1.88 in (2002) |
| May 13 | 91.0°F (2022) | 37.0°F (1960) | 1.80 in (2002) |
| May 14 | 91.0°F (1962) | 32.0°F (1973) | 1.10 in (1942) |
| May 15 | 91.0°F (2013) | 35.1°F (1973) | 0.85 in (2020) |
| May 16 | 89.1°F (1962) | 33.1°F (1997) | 2.86 in (1990) |
| May 17 | 91.0°F (1962) | 32.0°F (1973) | 2.23 in (2020) |
| May 18 | 91.0°F (1996) | 36.0°F (2002) | 2.50 in (1995) |
| May 19 | 91.0°F (1996) | 36.0°F (2002) | 1.45 in (1987) |
| May 20 | 91.0°F (1996) | 36.0°F (2002) | 2.50 in (2025) |
| May 21 | 93.0°F (1964) | 37.0°F (1981) | 2.50 in (2013) |
| May 22 | 91.0°F (1964) | 36.0°F (1963) | 2.40 in (2019) |
| May 23 | 91.0°F (1950) | 35.1°F (1963) | 2.56 in (2019) |
| May 24 | 91.9°F (1950) | 41.0°F (1961) | 1.00 in (1971) |
| May 25 | 93.0°F (1953) | 36.0°F (1976) | 4.00 in (2024) |
| May 26 | 96.1°F (1953) | 37.9°F (1961) | 4.53 in (2008) |
| May 27 | 95.0°F (1953) | 36.0°F (1961) | 2.00 in (2000) |
| May 28 | 93.0°F (2018) | 39.9°F (1992) | 1.11 in (2013) |
| May 29 | 93.0°F (1953) | 37.9°F (1965) | 1.18 in (1975) |
| May 30 | 93.0°F (1953) | 39.0°F (1984) | 1.45 in (1956) |
| May 31 | 93.0°F (1953) | 39.0°F (1972) | 2.48 in (1942) |