August weather in Gary, SD
The average temperature in Gary in August is 69.8°F (58.9°F–80.7°F). Average precipitation: 3.35 inches.
August is a summer month in Gary, and is warmer than the annual average of 44.7°F. Daily temperatures swing about 21.8°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 53m. For travel, August is a comfortable month to visit.
Avg High
80.7°F
Avg Low
58.9°F
Precipitation
3.35 in
Daylight
13h 53m
August records in Gary
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 108.0°F (1988) | 43.0°F (1927) | 2.77 in (1939) |
| August 2 | 102.0°F (1988) | 42.1°F (1971) | 2.46 in (1980) |
| August 3 | 102.9°F (1930) | 39.0°F (1971) | 1.87 in (2017) |
| August 4 | 102.0°F (1947) | 42.1°F (1971) | 2.50 in (1944) |
| August 5 | 100.0°F (1937) | 45.0°F (1994) | 2.80 in (1940) |
| August 6 | 106.0°F (1937) | 48.0°F (1977) | 2.00 in (1969) |
| August 7 | 100.0°F (1935) | 46.0°F (1921) | 1.62 in (1996) |
| August 8 | 102.9°F (1936) | 45.0°F (1964) | 1.10 in (1956) |
| August 9 | 104.0°F (1947) | 42.1°F (1967) | 2.11 in (1948) |
| August 10 | 100.9°F (1947) | 46.0°F (1930) | 4.50 in (2014) |
| August 11 | 100.0°F (1936) | 44.1°F (1931) | 1.65 in (2016) |
| August 12 | 100.9°F (1988) | 45.0°F (1946) | 1.64 in (1985) |
| August 13 | 104.0°F (1965) | 37.0°F (1964) | 2.54 in (2006) |
| August 14 | 100.0°F (1965) | 44.1°F (1968) | 2.10 in (1948) |
| August 15 | 107.1°F (1937) | 39.9°F (1929) | 2.60 in (1951) |
| August 16 | 106.0°F (1988) | 46.0°F (1924) | 1.18 in (1965) |
| August 17 | 102.9°F (1988) | 42.1°F (1981) | 2.37 in (2017) |
| August 18 | 102.9°F (1976) | 43.0°F (2002) | 3.70 in (2015) |
| August 19 | 100.9°F (1976) | 39.9°F (1967) | 5.35 in (1926) |
| August 20 | 99.0°F (1955) | 35.1°F (1950) | 2.48 in (2018) |
| August 21 | 102.0°F (1929) | 37.9°F (2004) | 3.26 in (2002) |
| August 22 | 100.0°F (1971) | 39.9°F (1920) | 1.37 in (1988) |
| August 23 | 102.9°F (2023) | 39.0°F (1927) | 0.90 in (1957) |
| August 24 | 102.9°F (1929) | 43.0°F (1923) | 2.97 in (2004) |
| August 25 | 99.0°F (1937) | 42.1°F (1945) | 0.94 in (1960) |
| August 26 | 99.0°F (1976) | 42.1°F (1941) | 2.30 in (2017) |
| August 27 | 100.0°F (1973) | 41.0°F (1986) | 2.24 in (1977) |
| August 28 | 104.0°F (1937) | 37.0°F (1965) | 1.35 in (1960) |
| August 29 | 100.0°F (1984) | 41.0°F (1946) | 1.38 in (1920) |
| August 30 | 96.1°F (1976) | 39.0°F (2009) | 1.37 in (1951) |
| August 31 | 100.0°F (1991) | 39.9°F (1987) | 1.25 in (1971) |