May weather in South Tucson, AZ
The average temperature in South Tucson in May is 77.6°F (64.2°F–91.0°F). Average precipitation: 0.17 inches.
May is a spring month in South Tucson, and is warmer than the annual average of 71.2°F. Daily temperatures swing about 26.8°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 13h 39m. For travel, May is hot.
Avg High
91.0°F
Avg Low
64.2°F
Precipitation
0.17 in
Daylight
13h 39m
May records in South Tucson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 99.0°F (1947) | 35.1°F (1967) | 0.52 in (1941) |
| May 2 | 104.0°F (1947) | 36.0°F (1967) | 0.17 in (1904) |
| May 3 | 105.1°F (1947) | 32.0°F (1899) | 0.57 in (1930) |
| May 4 | 104.0°F (1947) | 35.1°F (1899) | 0.18 in (1918) |
| May 5 | 102.0°F (1947) | 37.0°F (1950) | 0.55 in (1969) |
| May 6 | 104.0°F (1989) | 37.9°F (1968) | 0.69 in (1978) |
| May 7 | 102.9°F (1989) | 37.0°F (1915) | 0.07 in (1995) |
| May 8 | 105.1°F (1989) | 37.9°F (1964) | 0.00 in (1895) |
| May 9 | 100.9°F (1895) | 36.0°F (1965) | 0.32 in (1912) |
| May 10 | 106.0°F (1934) | 39.0°F (1922) | 0.60 in (1944) |
| May 11 | 109.0°F (1996) | 37.0°F (1922) | 0.06 in (1958) |
| May 12 | 109.9°F (1996) | 37.9°F (1933) | 0.38 in (1957) |
| May 13 | 105.1°F (1996) | 39.0°F (1933) | 0.11 in (1977) |
| May 14 | 102.9°F (1927) | 41.0°F (1933) | 0.14 in (1987) |
| May 15 | 104.0°F (1934) | 42.1°F (1942) | 1.34 in (1931) |
| May 16 | 106.0°F (1934) | 43.0°F (1943) | 0.03 in (1979) |
| May 17 | 104.0°F (1970) | 42.1°F (1943) | 0.10 in (1938) |
| May 18 | 104.0°F (1970) | 42.1°F (1943) | 0.29 in (1940) |
| May 19 | 104.0°F (1925) | 42.1°F (1903) | 0.74 in (1917) |
| May 20 | 104.0°F (2005) | 39.0°F (1902) | 0.24 in (1976) |
| May 21 | 106.0°F (2005) | 42.1°F (1899) | 0.21 in (1920) |
| May 22 | 106.0°F (2005) | 43.0°F (1902) | 0.25 in (1919) |
| May 23 | 104.0°F (1984) | 44.1°F (1927) | 0.52 in (1919) |
| May 24 | 104.0°F (1949) | 42.1°F (1909) | 0.05 in (1919) |
| May 25 | 107.1°F (1949) | 45.0°F (1909) | 0.71 in (1967) |
| May 26 | 108.0°F (1951) | 6.1°F (1989) | 0.50 in (1994) |
| May 27 | 109.0°F (1951) | 44.1°F (1917) | 0.29 in (2005) |
| May 28 | 109.0°F (1958) | 45.0°F (1905) | 0.45 in (2005) |
| May 29 | 111.0°F (1910) | 43.0°F (1918) | 0.37 in (1907) |
| May 30 | 109.9°F (1910) | 42.1°F (1909) | 0.35 in (1914) |
| May 31 | 108.0°F (1997) | 44.1°F (1918) | 0.13 in (1914) |