May weather in Del Rio, TX
The average temperature in Del Rio in May is 82.1°F (71.1°F–93.1°F). Average precipitation: 3.06 inches.
May is a spring month in Del Rio, and is warmer than the annual average of 73.9°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 28m. For travel, May is hot.
Avg High
93.1°F
Avg Low
71.1°F
Precipitation
3.06 in
Daylight
13h 28m
May records in Del Rio
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 104.0°F (2002) | 50.0°F (1976) | 2.01 in (2021) |
| May 2 | 105.1°F (2002) | 48.9°F (1970) | 1.15 in (1981) |
| May 3 | 102.9°F (2021) | 45.0°F (1970) | 1.55 in (1980) |
| May 4 | 104.0°F (2020) | 46.9°F (1954) | 1.34 in (2022) |
| May 5 | 102.9°F (1984) | 48.0°F (1979) | 1.33 in (1963) |
| May 6 | 107.1°F (2009) | 52.0°F (1953) | 0.83 in (1969) |
| May 7 | 107.1°F (2022) | 50.0°F (1982) | 2.13 in (2007) |
| May 8 | 106.0°F (2024) | 55.0°F (1995) | 1.58 in (1980) |
| May 9 | 109.0°F (2024) | 54.0°F (1969) | 1.86 in (1964) |
| May 10 | 107.1°F (2008) | 54.0°F (1969) | 3.62 in (1957) |
| May 11 | 102.9°F (1967) | 53.1°F (1952) | 1.22 in (2015) |
| May 12 | 105.1°F (2000) | 46.9°F (1979) | 1.50 in (2023) |
| May 13 | 109.0°F (2025) | 50.0°F (1953) | 2.40 in (2015) |
| May 14 | 104.0°F (2025) | 46.0°F (2014) | 2.54 in (2012) |
| May 15 | 102.9°F (2025) | 46.9°F (2014) | 0.94 in (1955) |
| May 16 | 107.1°F (2013) | 50.0°F (1970) | 1.49 in (2010) |
| May 17 | 105.1°F (2013) | 55.9°F (1970) | 0.95 in (1985) |
| May 18 | 107.1°F (2024) | 54.0°F (1969) | 1.04 in (2010) |
| May 19 | 108.0°F (2020) | 54.0°F (1986) | 2.01 in (1997) |
| May 20 | 105.1°F (1973) | 53.1°F (1952) | 0.57 in (2018) |
| May 21 | 107.1°F (1953) | 59.0°F (1967) | 3.20 in (2017) |
| May 22 | 102.0°F (1953) | 53.1°F (2001) | 0.92 in (1963) |
| May 23 | 105.1°F (2000) | 55.9°F (1988) | 3.76 in (1995) |
| May 24 | 109.0°F (2000) | 52.0°F (2017) | 7.12 in (2010) |
| May 25 | 108.0°F (2024) | 59.0°F (1952) | 2.68 in (2007) |
| May 26 | 111.9°F (2024) | 61.0°F (1976) | 1.29 in (1995) |
| May 27 | 108.0°F (2024) | 60.1°F (1970) | 6.53 in (2003) |
| May 28 | 106.0°F (2011) | 60.1°F (1976) | 1.64 in (2015) |
| May 29 | 102.9°F (1998) | 57.0°F (1992) | 0.53 in (2021) |
| May 30 | 106.0°F (1979) | 59.0°F (1984) | 1.20 in (2015) |
| May 31 | 107.1°F (2004) | 55.9°F (1975) | 3.48 in (1957) |