May weather in Charleston, UT
The average temperature in Charleston in May is 53.7°F (36.2°F–71.2°F). Average precipitation: 1.40 inches. Average snowfall is 0.8 inches.
May is a spring month in Charleston, and is warmer than the annual average of 46.6°F. Daily temperatures swing about 35°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 14h 15m. For travel, May is cool.
Avg High
71.2°F
Avg Low
36.2°F
Precipitation
1.40 in
Snow
0.8 in
May records in Charleston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 81.0°F (1943) | 15.1°F (1972) | 0.70 in (1917) |
| May 2 | 84.0°F (1947) | 19.0°F (1934) | 1.12 in (1995) |
| May 3 | 86.0°F (1947) | 15.1°F (1913) | 3.00 in (1898) |
| May 4 | 86.0°F (1947) | 21.0°F (1964) | 1.28 in (1993) |
| May 5 | 86.0°F (1992) | 19.0°F (1961) | 0.70 in (1926) |
| May 6 | 86.0°F (1934) | 19.0°F (1929) | 0.37 in (1993) |
| May 7 | 84.9°F (1934) | 19.0°F (1968) | 0.50 in (1899) |
| May 8 | 84.0°F (1928) | 23.0°F (1904) | 0.85 in (1926) |
| May 9 | 88.0°F (1906) | 19.9°F (1990) | 0.40 in (2011) |
| May 10 | 84.9°F (1934) | 19.9°F (1927) | 1.15 in (1985) |
| May 11 | 86.0°F (1934) | 19.9°F (1916) | 0.74 in (1966) |
| May 12 | 89.1°F (1997) | 19.9°F (1909) | 0.60 in (1935) |
| May 13 | 87.1°F (1996) | 21.0°F (1951) | 0.46 in (1906) |
| May 14 | 86.0°F (1996) | 19.9°F (1916) | 0.54 in (1958) |
| May 15 | 87.1°F (2012) | 19.9°F (1896) | 0.53 in (1921) |
| May 16 | 89.1°F (1927) | 19.0°F (1955) | 1.00 in (1898) |
| May 17 | 86.0°F (1901) | 21.9°F (1894) | 0.95 in (1938) |
| May 18 | 88.0°F (1997) | 21.9°F (1971) | 0.42 in (1938) |
| May 19 | 88.0°F (1919) | 19.0°F (1950) | 0.96 in (1957) |
| May 20 | 88.0°F (1919) | 21.9°F (1896) | 1.21 in (1975) |
| May 21 | 87.1°F (2008) | 21.9°F (1974) | 0.55 in (1897) |
| May 22 | 89.1°F (1934) | 25.0°F (1936) | 0.42 in (1993) |
| May 23 | 89.1°F (2001) | 23.0°F (1930) | 1.13 in (1995) |
| May 24 | 90.0°F (2001) | 21.9°F (1960) | 1.35 in (1907) |
| May 25 | 90.0°F (2001) | 19.9°F (1916) | 0.68 in (1904) |
| May 26 | 91.9°F (2001) | 24.1°F (1893) | 0.50 in (1906) |
| May 27 | 90.0°F (1919) | 21.9°F (1929) | 0.60 in (1904) |
| May 28 | 91.0°F (2003) | 21.0°F (1954) | 0.55 in (1947) |
| May 29 | 91.0°F (2003) | 25.0°F (1982) | 1.00 in (1896) |
| May 30 | 91.0°F (2003) | 21.0°F (1927) | 1.72 in (1937) |
| May 31 | 90.0°F (1910) | 27.0°F (1978) | 0.72 in (1925) |