May weather in Marietta, OK
The average temperature in Marietta in May is 69.2°F (58.3°F–80.2°F). Average precipitation: 5.55 inches.
May is a spring month in Marietta, and is warmer than the annual average of 61.5°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 46m. For travel, May is a wet month.
Avg High
80.2°F
Avg Low
58.3°F
Precipitation
5.55 in
Daylight
13h 46m
May records in Marietta
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.9°F (1948) | 32.0°F (2014) | 1.36 in (2019) |
| May 2 | 93.9°F (1943) | 33.1°F (2005) | 1.82 in (1950) |
| May 3 | 93.9°F (1943) | 30.9°F (2013) | 4.03 in (1990) |
| May 4 | 93.9°F (1947) | 28.9°F (2013) | 2.52 in (2018) |
| May 5 | 93.0°F (2014) | 30.0°F (2013) | 1.92 in (1942) |
| May 6 | 91.9°F (2003) | 39.9°F (2013) | 2.34 in (2006) |
| May 7 | 93.9°F (1955) | 41.0°F (2013) | 1.99 in (1969) |
| May 8 | 91.9°F (1952) | 41.0°F (1984) | 5.00 in (1950) |
| May 9 | 90.0°F (1952) | 43.0°F (1980) | 5.50 in (1993) |
| May 10 | 93.9°F (1963) | 43.0°F (2020) | 4.85 in (1943) |
| May 11 | 93.9°F (1967) | 39.0°F (1952) | 5.14 in (2015) |
| May 12 | 91.0°F (1992) | 37.9°F (1979) | 2.70 in (1954) |
| May 13 | 93.9°F (1995) | 39.0°F (1971) | 2.00 in (1982) |
| May 14 | 96.1°F (1944) | 39.0°F (2000) | 1.12 in (1983) |
| May 15 | 93.0°F (1978) | 39.9°F (2002) | 2.10 in (1945) |
| May 16 | 91.0°F (1948) | 44.1°F (1970) | 1.55 in (1989) |
| May 17 | 95.0°F (1966) | 39.0°F (1945) | 2.14 in (2020) |
| May 18 | 95.0°F (1956) | 45.0°F (1976) | 2.15 in (1960) |
| May 19 | 96.1°F (1956) | 44.1°F (2002) | 1.85 in (1997) |
| May 20 | 95.0°F (1990) | 45.0°F (1981) | 2.43 in (2001) |
| May 21 | 95.0°F (2005) | 45.0°F (1981) | 2.98 in (1979) |
| May 22 | 97.0°F (2005) | 44.1°F (2001) | 1.61 in (1940) |
| May 23 | 98.1°F (2005) | 45.0°F (2001) | 4.21 in (1975) |
| May 24 | 98.1°F (2000) | 46.0°F (2017) | 1.39 in (1999) |
| May 25 | 96.1°F (2000) | 46.9°F (1979) | 1.78 in (2003) |
| May 26 | 95.0°F (1953) | 48.0°F (2001) | 3.40 in (1994) |
| May 27 | 99.0°F (2017) | 46.0°F (1961) | 2.26 in (1939) |
| May 28 | 95.0°F (2017) | 48.9°F (2003) | 2.30 in (1943) |
| May 29 | 97.0°F (1951) | 48.9°F (1947) | 3.63 in (1987) |
| May 30 | 100.9°F (1985) | 46.9°F (1947) | 2.02 in (2013) |
| May 31 | 97.0°F (1953) | 50.0°F (1975) | 3.60 in (1967) |