July weather in Union, SC
The average temperature in Union in July is 79.3°F (68.3°F–90.4°F). Average precipitation: 3.67 inches.
July is a summer month in Union, and is warmer than the annual average of 60.4°F. Daily temperatures swing about 22.1°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 7m. For travel, July is hot.
Avg High
90.4°F
Avg Low
68.3°F
Precipitation
3.67 in
Daylight
14h 7m
July records in Union
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 102.0°F (2012) | 51.1°F (1970) | 2.06 in (1983) |
| July 2 | 105.1°F (2012) | 53.1°F (1976) | 2.15 in (2003) |
| July 3 | 104.0°F (2012) | 54.0°F (1976) | 2.02 in (1971) |
| July 4 | 100.9°F (1970) | 55.0°F (1996) | 2.57 in (2013) |
| July 5 | 102.0°F (1970) | 51.1°F (1967) | 3.02 in (1976) |
| July 6 | 100.9°F (1993) | 52.0°F (1967) | 2.38 in (1974) |
| July 7 | 99.0°F (1969) | 50.0°F (1951) | 1.87 in (1961) |
| July 8 | 102.0°F (1977) | 53.1°F (1972) | 3.73 in (1974) |
| July 9 | 104.0°F (1977) | 55.0°F (1983) | 0.83 in (1958) |
| July 10 | 102.9°F (1977) | 55.0°F (1961) | 2.24 in (1959) |
| July 11 | 100.9°F (1990) | 52.0°F (1963) | 2.02 in (1968) |
| July 12 | 100.0°F (1986) | 55.9°F (1956) | 2.41 in (2013) |
| July 13 | 100.9°F (1993) | 57.0°F (1953) | 1.65 in (1962) |
| July 14 | 100.9°F (1951) | 54.0°F (1976) | 1.72 in (1959) |
| July 15 | 102.0°F (1954) | 54.0°F (1976) | 1.27 in (1954) |
| July 16 | 100.0°F (1962) | 53.1°F (1967) | 2.30 in (2014) |
| July 17 | 100.9°F (1980) | 54.0°F (1967) | 2.03 in (1989) |
| July 18 | 102.9°F (1980) | 59.0°F (1976) | 1.53 in (2016) |
| July 19 | 102.0°F (1986) | 57.9°F (1967) | 2.56 in (1957) |
| July 20 | 105.1°F (1986) | 60.1°F (1967) | 1.22 in (1955) |
| July 21 | 102.9°F (1977) | 59.0°F (1978) | 1.50 in (1959) |
| July 22 | 105.1°F (1952) | 55.9°F (1966) | 1.83 in (2023) |
| July 23 | 105.1°F (1952) | 54.0°F (1966) | 1.06 in (1982) |
| July 24 | 105.1°F (1952) | 55.0°F (1966) | 5.55 in (1997) |
| July 25 | 100.9°F (2010) | 57.0°F (1977) | 2.05 in (2018) |
| July 26 | 100.0°F (2010) | 55.0°F (1957) | 1.90 in (1965) |
| July 27 | 100.0°F (1952) | 60.1°F (1996) | 1.40 in (1981) |
| July 28 | 106.0°F (1952) | 53.1°F (1962) | 1.34 in (2013) |
| July 29 | 108.0°F (1952) | 57.9°F (1957) | 1.45 in (1984) |
| July 30 | 105.1°F (1952) | 57.0°F (1983) | 1.69 in (2005) |
| July 31 | 100.9°F (1953) | 53.1°F (1966) | 1.18 in (2024) |