June weather in Duncan, SC
The average temperature in Duncan in June is 76.3°F (65.5°F–87.2°F). Average precipitation: 3.90 inches.
June is a summer month in Duncan, and is warmer than the annual average of 61.3°F. Daily temperatures swing about 21.7°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 19m. For travel, June is a comfortable month to visit.
Avg High
87.2°F
Avg Low
65.5°F
Precipitation
3.90 in
Daylight
14h 19m
June records in Duncan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 96.1°F (2011) | 39.9°F (1972) | 4.21 in (1964) |
| June 2 | 97.0°F (2000) | 46.0°F (1966) | 1.36 in (1999) |
| June 3 | 97.0°F (1985) | 52.0°F (1966) | 1.41 in (2003) |
| June 4 | 98.1°F (1985) | 51.1°F (1988) | 1.22 in (1987) |
| June 5 | 100.0°F (1985) | 48.0°F (1988) | 2.82 in (2021) |
| June 6 | 99.0°F (1985) | 48.0°F (1976) | 1.65 in (1973) |
| June 7 | 99.0°F (2008) | 48.0°F (1976) | 3.77 in (1968) |
| June 8 | 100.0°F (2008) | 50.0°F (1977) | 1.49 in (1965) |
| June 9 | 99.0°F (2008) | 55.0°F (2002) | 3.23 in (2013) |
| June 10 | 98.1°F (2008) | 51.1°F (1980) | 1.65 in (1994) |
| June 11 | 97.0°F (2006) | 46.9°F (1972) | 2.31 in (1975) |
| June 12 | 96.1°F (1977) | 46.9°F (1972) | 1.74 in (1965) |
| June 13 | 97.0°F (2022) | 53.1°F (1988) | 1.42 in (1996) |
| June 14 | 96.1°F (1981) | 52.0°F (1995) | 2.27 in (1965) |
| June 15 | 98.1°F (2022) | 54.0°F (2019) | 1.69 in (1965) |
| June 16 | 98.1°F (1981) | 55.9°F (2002) | 4.21 in (1969) |
| June 17 | 96.1°F (1981) | 48.9°F (1974) | 1.91 in (1966) |
| June 18 | 97.0°F (2015) | 51.1°F (1974) | 1.93 in (2013) |
| June 19 | 97.0°F (1970) | 55.0°F (1965) | 1.90 in (2018) |
| June 20 | 96.1°F (2009) | 54.0°F (1985) | 4.19 in (1972) |
| June 21 | 99.0°F (1981) | 57.0°F (1985) | 1.29 in (2023) |
| June 22 | 99.0°F (1981) | 53.1°F (1992) | 2.45 in (1964) |
| June 23 | 99.0°F (1988) | 54.0°F (1972) | 0.69 in (2006) |
| June 24 | 98.1°F (2025) | 54.0°F (1972) | 1.87 in (1980) |
| June 25 | 99.0°F (2025) | 52.0°F (1972) | 3.58 in (1980) |
| June 26 | 99.0°F (2024) | 55.0°F (1974) | 2.36 in (1974) |
| June 27 | 97.0°F (1986) | 57.0°F (1979) | 1.80 in (2005) |
| June 28 | 98.1°F (1978) | 50.0°F (1968) | 2.78 in (2005) |
| June 29 | 105.1°F (2012) | 54.0°F (1974) | 1.48 in (2014) |
| June 30 | 102.9°F (2012) | 55.0°F (1974) | 0.85 in (1983) |