May weather in McLeansboro, IL
The average temperature in McLeansboro in May is 65.8°F (54.6°F–77.0°F). Average precipitation: 4.94 inches.
May is a spring month in McLeansboro, and is warmer than the annual average of 55.4°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 4m. For travel, May is a comfortable month to visit.
Avg High
77.0°F
Avg Low
54.6°F
Precipitation
4.94 in
Daylight
14h 4m
May records in McLeansboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (2001) | 32.0°F (1903) | 2.45 in (1946) |
| May 2 | 91.9°F (1952) | 32.0°F (1978) | 1.86 in (1937) |
| May 3 | 91.0°F (1901) | 32.0°F (1976) | 2.25 in (1983) |
| May 4 | 93.0°F (1959) | 30.9°F (1926) | 1.10 in (1898) |
| May 5 | 93.0°F (1952) | 35.1°F (1929) | 2.04 in (1933) |
| May 6 | 91.9°F (1949) | 34.0°F (1944) | 2.06 in (1961) |
| May 7 | 89.1°F (1934) | 30.9°F (1944) | 2.75 in (1961) |
| May 8 | 90.0°F (1936) | 35.1°F (1928) | 3.85 in (1961) |
| May 9 | 90.0°F (1934) | 32.0°F (1980) | 0.84 in (1925) |
| May 10 | 93.9°F (1928) | 32.0°F (1966) | 2.25 in (1950) |
| May 11 | 89.1°F (1922) | 36.0°F (1945) | 3.32 in (1943) |
| May 12 | 91.9°F (1902) | 35.1°F (1960) | 4.47 in (1918) |
| May 13 | 91.9°F (1911) | 37.9°F (1901) | 2.72 in (1933) |
| May 14 | 99.0°F (1900) | 36.0°F (1910) | 2.52 in (1933) |
| May 15 | 93.0°F (1915) | 39.0°F (1920) | 2.65 in (1923) |
| May 16 | 93.0°F (2001) | 35.1°F (1997) | 1.92 in (1986) |
| May 17 | 93.9°F (1962) | 42.1°F (1973) | 2.70 in (1990) |
| May 18 | 95.0°F (1964) | 41.0°F (1929) | 3.59 in (1995) |
| May 19 | 93.0°F (1911) | 39.0°F (1925) | 2.18 in (1931) |
| May 20 | 93.9°F (1902) | 39.0°F (1929) | 1.54 in (1935) |
| May 21 | 95.0°F (1941) | 37.9°F (1929) | 0.79 in (1982) |
| May 22 | 95.0°F (1941) | 37.9°F (1924) | 3.09 in (1908) |
| May 23 | 91.9°F (1921) | 37.9°F (1917) | 1.79 in (1915) |
| May 24 | 95.0°F (1939) | 39.9°F (1931) | 1.40 in (1971) |
| May 25 | 96.1°F (1926) | 33.1°F (1925) | 1.13 in (1921) |
| May 26 | 95.0°F (1911) | 37.9°F (1925) | 3.10 in (1962) |
| May 27 | 99.0°F (1911) | 35.1°F (1961) | 1.71 in (1981) |
| May 28 | 97.0°F (1911) | 39.9°F (1907) | 1.51 in (1964) |
| May 29 | 100.0°F (1911) | 39.0°F (1965) | 1.23 in (1935) |
| May 30 | 97.0°F (1911) | 39.0°F (1947) | 1.07 in (1900) |
| May 31 | 96.1°F (1911) | 37.0°F (1930) | 2.11 in (1893) |