April weather in Summit, SD
The average temperature in Summit in April is 42.5°F (30.3°F–54.6°F). Average precipitation: 2.34 inches. Average snowfall is 7.8 inches.
April is a spring month in Summit, and is cooler than the annual average of 42.6°F. Daily temperatures swing about 24.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 17m. For travel, April is cool.
Avg High
54.6°F
Avg Low
30.3°F
Precipitation
2.34 in
Snow
7.8 in
April records in Summit
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 72.0°F (1963) | -5.1°F (1975) | 0.72 in (2007) |
| April 2 | 73.0°F (1991) | -0.9°F (1975) | 0.89 in (2025) |
| April 3 | 72.0°F (2021) | -4.0°F (1975) | 0.94 in (1986) |
| April 4 | 75.0°F (2005) | -7.1°F (2018) | 0.55 in (1957) |
| April 5 | 82.0°F (1991) | 0.0°F (1979) | 1.18 in (1958) |
| April 6 | 82.9°F (1991) | -0.9°F (1979) | 0.98 in (1997) |
| April 7 | 82.0°F (1988) | -5.1°F (2018) | 1.88 in (2001) |
| April 8 | 75.9°F (1988) | 1.0°F (1997) | 0.66 in (2021) |
| April 9 | 84.0°F (1977) | -2.9°F (1997) | 0.65 in (1969) |
| April 10 | 84.9°F (1977) | 10.9°F (1989) | 0.65 in (1993) |
| April 11 | 80.1°F (1968) | 7.0°F (1997) | 1.08 in (2013) |
| April 12 | 78.1°F (1968) | 9.0°F (1957) | 2.45 in (1991) |
| April 13 | 84.9°F (2003) | 10.9°F (1997) | 1.16 in (1960) |
| April 14 | 82.9°F (2003) | 10.9°F (2019) | 2.33 in (1986) |
| April 15 | 80.1°F (1976) | 10.0°F (2014) | 1.51 in (2012) |
| April 16 | 82.9°F (1964) | 10.0°F (2018) | 1.26 in (2024) |
| April 17 | 86.0°F (1985) | 12.0°F (1990) | 0.53 in (1966) |
| April 18 | 89.1°F (1985) | 14.0°F (1988) | 1.05 in (1986) |
| April 19 | 84.0°F (1985) | 12.9°F (1988) | 1.50 in (1957) |
| April 20 | 90.0°F (1980) | 1.9°F (2013) | 1.25 in (1957) |
| April 21 | 93.9°F (1980) | 15.1°F (2021) | 0.82 in (2007) |
| April 22 | 90.0°F (1980) | 15.1°F (2015) | 1.72 in (1968) |
| April 23 | 86.0°F (2009) | 7.0°F (2013) | 1.10 in (1960) |
| April 24 | 86.0°F (2009) | 18.0°F (2021) | 0.65 in (1976) |
| April 25 | 91.0°F (1962) | 15.1°F (2013) | 1.20 in (2016) |
| April 26 | 79.0°F (1970) | 18.0°F (1996) | 0.97 in (1984) |
| April 27 | 81.0°F (1977) | 18.0°F (2005) | 1.20 in (1971) |
| April 28 | 86.0°F (2004) | 18.0°F (2008) | 0.82 in (1989) |
| April 29 | 86.0°F (2004) | 16.0°F (1958) | 1.05 in (1991) |
| April 30 | 89.1°F (1992) | 10.9°F (1966) | 0.86 in (2022) |