August weather in Marvin, SD
The average temperature in Marvin in August is 68.3°F (56.3°F–80.4°F). Average precipitation: 2.97 inches.
August is a summer month in Marvin, and is warmer than the annual average of 42.6°F. Daily temperatures swing about 24.1°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 55m. For travel, August is a comfortable month to visit.
Avg High
80.4°F
Avg Low
56.3°F
Precipitation
2.97 in
Daylight
13h 55m
August records in Marvin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1988) | 44.1°F (1995) | 1.23 in (2024) |
| August 2 | 97.0°F (1958) | 41.0°F (2018) | 2.14 in (1988) |
| August 3 | 95.0°F (1959) | 39.9°F (1978) | 1.55 in (2017) |
| August 4 | 98.1°F (1959) | 42.1°F (1978) | 2.37 in (1995) |
| August 5 | 93.9°F (1968) | 41.0°F (1994) | 0.43 in (2000) |
| August 6 | 96.1°F (1983) | 44.1°F (1993) | 3.98 in (2022) |
| August 7 | 97.0°F (1983) | 44.1°F (1989) | 1.02 in (1986) |
| August 8 | 96.1°F (1958) | 46.0°F (1986) | 1.37 in (2021) |
| August 9 | 95.0°F (1971) | 43.0°F (1966) | 1.58 in (2014) |
| August 10 | 91.9°F (1971) | 36.0°F (1985) | 1.12 in (1974) |
| August 11 | 96.1°F (1988) | 37.9°F (1977) | 1.48 in (2016) |
| August 12 | 93.0°F (1965) | 42.1°F (2004) | 1.00 in (2008) |
| August 13 | 102.0°F (1965) | 36.0°F (1964) | 2.63 in (2017) |
| August 14 | 96.1°F (1965) | 39.9°F (1979) | 1.96 in (2023) |
| August 15 | 93.9°F (1983) | 39.9°F (1960) | 1.80 in (1977) |
| August 16 | 98.1°F (1988) | 46.9°F (1970) | 1.65 in (1983) |
| August 17 | 97.0°F (1976) | 36.0°F (2012) | 0.61 in (1975) |
| August 18 | 100.0°F (1976) | 37.9°F (1985) | 2.52 in (1961) |
| August 19 | 99.0°F (1976) | 36.0°F (2004) | 2.58 in (2009) |
| August 20 | 95.0°F (1976) | 37.9°F (1985) | 2.65 in (1966) |
| August 21 | 95.0°F (1976) | 36.0°F (2004) | 0.83 in (2002) |
| August 22 | 98.1°F (1971) | 39.0°F (1974) | 1.80 in (1998) |
| August 23 | 95.0°F (1976) | 36.0°F (1987) | 1.58 in (1985) |
| August 24 | 95.0°F (2003) | 39.0°F (2015) | 1.02 in (2021) |
| August 25 | 93.0°F (1974) | 37.9°F (1986) | 1.46 in (1976) |
| August 26 | 93.9°F (1970) | 37.0°F (1992) | 1.19 in (2005) |
| August 27 | 97.0°F (1973) | 33.1°F (1982) | 0.42 in (1978) |
| August 28 | 95.0°F (1973) | 34.0°F (1965) | 1.72 in (2021) |
| August 29 | 97.0°F (2012) | 37.0°F (1974) | 0.75 in (1982) |
| August 30 | 91.0°F (1961) | 26.1°F (1990) | 2.00 in (1971) |
| August 31 | 90.0°F (1961) | 32.0°F (1987) | 1.65 in (2010) |