August weather in Newell, SD
The average temperature in Newell in August is 70.9°F (56.7°F–85.1°F). Average precipitation: 1.30 inches.
August is a summer month in Newell, and is warmer than the annual average of 45.7°F. Daily temperatures swing about 28.4°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 13h 52m. For travel, August is a comfortable month to visit.
Avg High
85.1°F
Avg Low
56.7°F
Precipitation
1.30 in
Daylight
13h 52m
August records in Newell
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.9°F (1943) | 43.0°F (2009) | 0.44 in (1927) |
| August 2 | 106.0°F (1938) | 43.0°F (2009) | 0.56 in (2025) |
| August 3 | 105.1°F (1934) | 44.1°F (1978) | 0.81 in (1953) |
| August 4 | 104.0°F (1941) | 43.0°F (1952) | 0.98 in (1998) |
| August 5 | 104.0°F (1947) | 43.0°F (1980) | 1.41 in (1924) |
| August 6 | 102.0°F (1949) | 46.9°F (1945) | 1.25 in (2023) |
| August 7 | 104.0°F (1961) | 39.0°F (1921) | 0.89 in (1970) |
| August 8 | 108.0°F (1975) | 42.1°F (1939) | 0.88 in (1987) |
| August 9 | 102.0°F (1947) | 44.1°F (1967) | 1.25 in (2015) |
| August 10 | 108.0°F (1947) | 44.1°F (1931) | 0.76 in (1939) |
| August 11 | 100.9°F (1928) | 39.9°F (2004) | 1.03 in (2005) |
| August 12 | 106.0°F (2022) | 36.0°F (1964) | 0.98 in (1966) |
| August 13 | 102.9°F (1978) | 42.1°F (1966) | 1.19 in (1950) |
| August 14 | 102.0°F (1937) | 43.0°F (1985) | 1.51 in (1932) |
| August 15 | 102.0°F (1939) | 43.0°F (1959) | 1.14 in (1978) |
| August 16 | 100.0°F (1960) | 44.1°F (1985) | 0.55 in (1930) |
| August 17 | 102.9°F (1969) | 44.1°F (1944) | 1.38 in (1960) |
| August 18 | 102.9°F (2021) | 44.1°F (1985) | 1.35 in (2015) |
| August 19 | 102.0°F (1959) | 39.0°F (2004) | 0.59 in (2005) |
| August 20 | 105.1°F (1948) | 39.0°F (1950) | 1.76 in (1984) |
| August 21 | 102.0°F (2025) | 42.1°F (1939) | 1.04 in (1972) |
| August 22 | 102.0°F (1925) | 39.0°F (1966) | 0.90 in (1983) |
| August 23 | 105.1°F (2010) | 37.0°F (1966) | 2.20 in (1973) |
| August 24 | 105.1°F (1949) | 36.0°F (1934) | 0.54 in (2005) |
| August 25 | 102.9°F (1926) | 37.0°F (1964) | 0.24 in (1938) |
| August 26 | 105.1°F (1926) | 37.9°F (1960) | 1.09 in (1941) |
| August 27 | 102.0°F (1937) | 42.1°F (1992) | 1.38 in (1977) |
| August 28 | 102.9°F (1991) | 39.0°F (1962) | 0.72 in (2020) |
| August 29 | 100.9°F (1969) | 41.0°F (1931) | 0.60 in (1999) |
| August 30 | 102.9°F (2012) | 23.0°F (1982) | 0.52 in (2011) |
| August 31 | 100.9°F (1945) | 37.9°F (1924) | 0.84 in (1951) |