May weather in Plains, TX
The average temperature in Plains in May is 68.4°F (53.0°F–83.7°F). Average precipitation: 1.56 inches.
May is a spring month in Plains, and is warmer than the annual average of 59.5°F. Daily temperatures swing about 30.7°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 13h 43m. For travel, May is a comfortable month to visit.
Avg High
83.7°F
Avg Low
53.0°F
Precipitation
1.56 in
Daylight
13h 43m
May records in Plains
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 96.1°F (2013) | 28.9°F (1970) | 1.13 in (1974) |
| May 2 | 99.0°F (2020) | 25.0°F (1967) | 0.57 in (1963) |
| May 3 | 97.0°F (2020) | 25.0°F (1967) | 1.10 in (1931) |
| May 4 | 99.0°F (1947) | 30.9°F (2013) | 1.51 in (1982) |
| May 5 | 97.0°F (1947) | 34.0°F (1979) | 3.83 in (2015) |
| May 6 | 99.0°F (2000) | 37.9°F (1961) | 2.15 in (1969) |
| May 7 | 98.1°F (2000) | 34.0°F (1960) | 2.14 in (1949) |
| May 8 | 100.0°F (2009) | 37.0°F (1975) | 1.32 in (2012) |
| May 9 | 102.0°F (1989) | 37.0°F (1961) | 1.07 in (2007) |
| May 10 | 100.0°F (1962) | 37.9°F (1981) | 1.80 in (1954) |
| May 11 | 100.0°F (1962) | 37.0°F (1952) | 1.96 in (1975) |
| May 12 | 100.0°F (2018) | 37.9°F (1960) | 0.92 in (1994) |
| May 13 | 99.0°F (1984) | 36.0°F (1953) | 0.71 in (2015) |
| May 14 | 100.0°F (1960) | 35.1°F (2014) | 0.47 in (1995) |
| May 15 | 99.0°F (1960) | 32.0°F (1967) | 1.13 in (1951) |
| May 16 | 100.9°F (1978) | 33.1°F (1967) | 1.20 in (2021) |
| May 17 | 100.0°F (1998) | 37.9°F (1967) | 1.90 in (1951) |
| May 18 | 102.0°F (2003) | 41.0°F (1969) | 2.47 in (1954) |
| May 19 | 102.0°F (1996) | 39.0°F (1971) | 0.97 in (1988) |
| May 20 | 102.0°F (2020) | 39.9°F (1971) | 0.81 in (1978) |
| May 21 | 100.9°F (2006) | 37.0°F (1967) | 1.53 in (1950) |
| May 22 | 100.9°F (1996) | 37.0°F (1967) | 1.80 in (1992) |
| May 23 | 102.0°F (1953) | 37.9°F (1967) | 1.76 in (1992) |
| May 24 | 104.0°F (2000) | 41.0°F (2017) | 0.89 in (1951) |
| May 25 | 107.1°F (2000) | 42.1°F (2022) | 1.42 in (2014) |
| May 26 | 100.0°F (2006) | 39.9°F (1950) | 1.20 in (1994) |
| May 27 | 100.9°F (1998) | 39.9°F (1950) | 1.35 in (1932) |
| May 28 | 102.0°F (2018) | 43.0°F (1973) | 1.40 in (1972) |
| May 29 | 102.0°F (1998) | 45.0°F (2004) | 1.73 in (1986) |
| May 30 | 102.0°F (1998) | 46.9°F (1975) | 1.10 in (1971) |
| May 31 | 102.0°F (1998) | 42.1°F (1975) | 1.08 in (1981) |