June weather in Custer, SD
The average temperature in Custer in June is 61.0°F (49.6°F–72.3°F). Average precipitation: 3.43 inches.
June is a summer month in Custer, and is warmer than the annual average of 44.9°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 15h 13m. For travel, June is a comfortable month to visit.
Avg High
72.3°F
Avg Low
49.6°F
Precipitation
3.43 in
Daylight
15h 13m
June records in Custer
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 82.0°F (1972) | 19.0°F (2022) | 1.93 in (1936) |
| June 2 | 84.9°F (2025) | 21.9°F (1969) | 1.52 in (2010) |
| June 3 | 91.0°F (1977) | 19.9°F (1951) | 1.13 in (1991) |
| June 4 | 87.1°F (1968) | 19.0°F (1951) | 1.54 in (1942) |
| June 5 | 89.1°F (1977) | 27.0°F (1962) | 0.77 in (2017) |
| June 6 | 88.0°F (1969) | 24.1°F (1944) | 1.94 in (1993) |
| June 7 | 89.1°F (2000) | 28.9°F (1965) | 1.40 in (2012) |
| June 8 | 90.0°F (1988) | 28.9°F (1954) | 1.13 in (1936) |
| June 9 | 93.0°F (2000) | 24.1°F (1966) | 1.78 in (1932) |
| June 10 | 89.1°F (1988) | 28.0°F (1950) | 3.45 in (1972) |
| June 11 | 89.1°F (2016) | 27.0°F (1985) | 1.37 in (1957) |
| June 12 | 91.9°F (1956) | 30.9°F (1954) | 1.90 in (1970) |
| June 13 | 90.0°F (1956) | 28.0°F (1947) | 1.27 in (1957) |
| June 14 | 90.0°F (2018) | 21.9°F (1969) | 1.35 in (2010) |
| June 15 | 91.9°F (1956) | 23.0°F (2022) | 3.12 in (1976) |
| June 16 | 91.0°F (2021) | 27.0°F (1966) | 0.84 in (1956) |
| June 17 | 89.1°F (2021) | 28.0°F (1966) | 1.70 in (2019) |
| June 18 | 90.0°F (1988) | 28.9°F (1945) | 1.94 in (1959) |
| June 19 | 95.0°F (1989) | 26.1°F (1946) | 1.77 in (2018) |
| June 20 | 90.0°F (1988) | 30.0°F (1946) | 1.18 in (1967) |
| June 21 | 93.9°F (1974) | 23.0°F (2021) | 2.91 in (1947) |
| June 22 | 93.9°F (2016) | 28.0°F (1960) | 1.43 in (1947) |
| June 23 | 97.0°F (1954) | 33.1°F (1993) | 1.27 in (1988) |
| June 24 | 96.1°F (1988) | 32.0°F (1960) | 0.98 in (1968) |
| June 25 | 93.0°F (2016) | 19.9°F (2023) | 3.18 in (2020) |
| June 26 | 91.9°F (1990) | 28.9°F (1958) | 0.88 in (1952) |
| June 27 | 95.0°F (1974) | 32.0°F (1985) | 1.10 in (2016) |
| June 28 | 91.9°F (2002) | 32.0°F (1951) | 1.03 in (1942) |
| June 29 | 95.0°F (2002) | 33.1°F (1995) | 1.44 in (2016) |
| June 30 | 95.0°F (1961) | 32.0°F (1954) | 1.80 in (1986) |