May weather in St. Petersburg, FL
The average temperature in St. Petersburg in May is 79.3°F (71.9°F–86.7°F). Average precipitation: 2.54 inches.
May is a spring month in St. Petersburg, and is warmer than the annual average of 74.5°F. Daily temperatures swing about 14.8°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 13h 23m. For travel, May is a comfortable month to visit.
Avg High
86.7°F
Avg Low
71.9°F
Precipitation
2.54 in
Daylight
13h 23m
May records in St. Petersburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.0°F (2010) | 55.0°F (1999) | 1.88 in (2005) |
| May 2 | 93.0°F (2010) | 55.9°F (1999) | 1.93 in (2014) |
| May 3 | 93.0°F (2010) | 59.0°F (1929) | 1.77 in (1923) |
| May 4 | 93.0°F (2010) | 54.0°F (1921) | 2.00 in (1978) |
| May 5 | 93.0°F (2010) | 55.9°F (1921) | 0.37 in (1923) |
| May 6 | 91.0°F (1927) | 60.1°F (1954) | 1.27 in (2011) |
| May 7 | 91.9°F (2008) | 60.1°F (1921) | 1.82 in (1986) |
| May 8 | 93.0°F (1893) | 57.0°F (1992) | 7.65 in (1979) |
| May 9 | 91.9°F (1892) | 54.0°F (1928) | 2.89 in (1915) |
| May 10 | 91.9°F (1929) | 59.0°F (1923) | 1.33 in (1990) |
| May 11 | 93.0°F (2014) | 59.0°F (1923) | 1.60 in (1957) |
| May 12 | 93.0°F (1962) | 60.1°F (1952) | 1.85 in (1972) |
| May 13 | 91.9°F (1892) | 55.9°F (1952) | 2.15 in (1954) |
| May 14 | 93.0°F (1985) | 55.9°F (1960) | 1.10 in (1937) |
| May 15 | 93.9°F (1995) | 55.0°F (1917) | 3.90 in (1976) |
| May 16 | 93.0°F (1941) | 59.0°F (1917) | 3.54 in (1987) |
| May 17 | 91.0°F (1935) | 62.1°F (1984) | 3.75 in (1974) |
| May 18 | 91.9°F (1938) | 59.0°F (1893) | 1.53 in (2009) |
| May 19 | 93.9°F (1938) | 57.9°F (1893) | 4.50 in (1991) |
| May 20 | 93.9°F (1960) | 63.0°F (1892) | 1.90 in (1959) |
| May 21 | 93.0°F (2010) | 62.1°F (1954) | 2.05 in (1928) |
| May 22 | 93.0°F (1957) | 62.1°F (1942) | 1.57 in (1915) |
| May 23 | 93.9°F (1957) | 62.1°F (1892) | 1.54 in (1959) |
| May 24 | 93.0°F (1933) | 55.9°F (1892) | 2.93 in (1925) |
| May 25 | 96.1°F (1956) | 59.0°F (1892) | 2.42 in (1932) |
| May 26 | 96.1°F (1975) | 59.0°F (1892) | 1.20 in (1980) |
| May 27 | 95.0°F (1953) | 61.0°F (1987) | 2.10 in (1981) |
| May 28 | 95.0°F (1953) | 62.1°F (1934) | 1.52 in (1978) |
| May 29 | 95.0°F (1953) | 64.0°F (1934) | 1.48 in (1936) |
| May 30 | 95.0°F (1958) | 66.0°F (1968) | 3.89 in (1930) |
| May 31 | 95.0°F (1953) | 64.0°F (1984) | 2.36 in (1947) |