May weather in Crystal City, MO
The average temperature in Crystal City in May is 65.0°F (53.8°F–76.2°F). Average precipitation: 4.76 inches.
May is a spring month in Crystal City, and is warmer than the annual average of 55.7°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 4m. For travel, May is a comfortable month to visit.
Avg High
76.2°F
Avg Low
53.8°F
Precipitation
4.76 in
Daylight
14h 4m
May records in Crystal City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (1968) | 27.0°F (1963) | 1.62 in (1983) |
| May 2 | 90.0°F (1968) | 28.9°F (1961) | 1.67 in (2006) |
| May 3 | 89.1°F (2012) | 28.9°F (1967) | 1.88 in (2013) |
| May 4 | 89.1°F (1965) | 28.0°F (1976) | 1.95 in (2013) |
| May 5 | 88.0°F (1977) | 30.9°F (1979) | 1.30 in (2017) |
| May 6 | 91.9°F (2014) | 30.0°F (1968) | 2.00 in (1977) |
| May 7 | 91.0°F (1963) | 32.0°F (1976) | 2.61 in (2000) |
| May 8 | 91.9°F (1979) | 30.0°F (1980) | 1.84 in (1961) |
| May 9 | 91.9°F (1979) | 28.0°F (1980) | 2.25 in (2024) |
| May 10 | 89.1°F (1963) | 34.0°F (1977) | 0.85 in (1971) |
| May 11 | 89.1°F (1963) | 32.0°F (1969) | 1.50 in (2007) |
| May 12 | 91.9°F (2022) | 32.0°F (1969) | 1.62 in (2016) |
| May 13 | 91.9°F (2022) | 34.0°F (1971) | 0.90 in (2016) |
| May 14 | 90.0°F (2018) | 37.0°F (2021) | 1.75 in (1967) |
| May 15 | 96.1°F (2013) | 35.1°F (1997) | 0.80 in (2014) |
| May 16 | 93.9°F (2001) | 35.1°F (1973) | 1.23 in (1990) |
| May 17 | 93.0°F (1962) | 34.0°F (1973) | 1.61 in (1990) |
| May 18 | 93.0°F (1996) | 36.0°F (1973) | 3.14 in (1995) |
| May 19 | 91.0°F (1975) | 34.0°F (1976) | 1.30 in (2018) |
| May 20 | 93.9°F (1998) | 37.0°F (1981) | 1.71 in (2025) |
| May 21 | 91.0°F (1962) | 37.0°F (1981) | 2.10 in (1974) |
| May 22 | 91.9°F (1972) | 37.0°F (1968) | 1.70 in (2022) |
| May 23 | 91.9°F (1972) | 33.1°F (1963) | 1.09 in (1989) |
| May 24 | 91.9°F (1978) | 37.9°F (1963) | 1.82 in (1971) |
| May 25 | 93.0°F (1978) | 37.0°F (1979) | 2.60 in (1968) |
| May 26 | 95.0°F (1978) | 37.0°F (1979) | 2.32 in (2000) |
| May 27 | 95.0°F (2012) | 42.1°F (1971) | 1.95 in (1973) |
| May 28 | 93.9°F (2012) | 33.1°F (1961) | 3.40 in (1964) |
| May 29 | 95.0°F (1978) | 36.0°F (1965) | 2.55 in (1982) |
| May 30 | 91.9°F (1969) | 41.0°F (2021) | 1.60 in (1997) |
| May 31 | 93.0°F (1978) | 41.0°F (2021) | 0.70 in (1982) |