May weather in San Antonio, FL
The average temperature in San Antonio in May is 76.7°F (65.7°F–87.7°F). Average precipitation: 2.98 inches.
May is a spring month in San Antonio, and is warmer than the annual average of 71.9°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 25m. For travel, May is a comfortable month to visit.
Avg High
87.7°F
Avg Low
65.7°F
Precipitation
2.98 in
Daylight
13h 25m
May records in San Antonio
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.9°F (1896) | 50.0°F (1999) | 3.15 in (1964) |
| May 2 | 98.1°F (1990) | 48.9°F (1908) | 2.02 in (2014) |
| May 3 | 97.0°F (1898) | 48.9°F (1925) | 2.00 in (1923) |
| May 4 | 98.1°F (1898) | 46.9°F (1921) | 3.20 in (1978) |
| May 5 | 99.0°F (1898) | 48.0°F (1971) | 0.98 in (1956) |
| May 6 | 97.0°F (1984) | 52.0°F (1940) | 2.60 in (1938) |
| May 7 | 97.0°F (1955) | 51.1°F (1945) | 3.45 in (1966) |
| May 8 | 95.0°F (1901) | 46.0°F (1992) | 11.08 in (1979) |
| May 9 | 97.0°F (2002) | 46.0°F (1928) | 2.89 in (1909) |
| May 10 | 97.0°F (1899) | 52.0°F (1923) | 2.12 in (1990) |
| May 11 | 95.0°F (1896) | 52.0°F (1923) | 1.50 in (1958) |
| May 12 | 99.0°F (1899) | 55.0°F (1924) | 1.39 in (1987) |
| May 13 | 97.0°F (1896) | 52.0°F (1940) | 1.58 in (1903) |
| May 14 | 98.1°F (1967) | 51.1°F (1960) | 3.20 in (1972) |
| May 15 | 98.1°F (1896) | 53.1°F (1917) | 4.08 in (1976) |
| May 16 | 96.1°F (1896) | 54.0°F (1917) | 2.39 in (1919) |
| May 17 | 98.1°F (1981) | 54.0°F (1927) | 2.76 in (1957) |
| May 18 | 99.0°F (1899) | 54.0°F (1927) | 2.80 in (1969) |
| May 19 | 97.0°F (1898) | 55.0°F (1979) | 1.11 in (1911) |
| May 20 | 97.0°F (1998) | 57.0°F (1903) | 2.71 in (1943) |
| May 21 | 98.1°F (1938) | 55.9°F (1994) | 1.55 in (1912) |
| May 22 | 99.0°F (1962) | 54.0°F (1993) | 2.90 in (2017) |
| May 23 | 97.0°F (1901) | 57.9°F (1919) | 2.21 in (1982) |
| May 24 | 98.1°F (1953) | 59.0°F (1971) | 4.86 in (1923) |
| May 25 | 98.1°F (1896) | 55.0°F (1931) | 2.86 in (1947) |
| May 26 | 99.0°F (1953) | 55.0°F (1979) | 3.10 in (1982) |
| May 27 | 100.0°F (1953) | 54.0°F (1979) | 4.35 in (1963) |
| May 28 | 100.0°F (1962) | 55.9°F (1901) | 1.58 in (2006) |
| May 29 | 97.0°F (1967) | 55.9°F (1934) | 3.17 in (1993) |
| May 30 | 98.1°F (1945) | 59.0°F (1910) | 2.16 in (1906) |
| May 31 | 102.0°F (1945) | 60.1°F (1971) | 2.04 in (1982) |