August weather in South Bend, WA
The average temperature in South Bend in August is 61.6°F (50.4°F–72.8°F). Average precipitation: 1.36 inches.
August is a summer month in South Bend, and is warmer than the annual average of 49.8°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 1m. For travel, August is one of the best months of the year to visit.
Avg High
72.8°F
Avg Low
50.4°F
Precipitation
1.36 in
Daylight
14h 1m
August records in South Bend
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 91.0°F (2015) | 43.0°F (1987) | 0.53 in (2019) |
| August 2 | 97.0°F (2017) | 41.0°F (2005) | 0.20 in (1996) |
| August 3 | 95.0°F (2017) | 39.9°F (1982) | 0.20 in (2002) |
| August 4 | 96.1°F (1993) | 39.9°F (1982) | 0.11 in (2022) |
| August 5 | 93.9°F (1990) | 43.0°F (1981) | 0.20 in (2002) |
| August 6 | 82.0°F (1982) | 43.0°F (2002) | 0.57 in (2004) |
| August 7 | 93.0°F (1981) | 42.1°F (1988) | 1.02 in (1995) |
| August 8 | 97.0°F (1981) | 42.1°F (1988) | 0.54 in (1980) |
| August 9 | 100.0°F (1981) | 44.1°F (1992) | 1.02 in (1994) |
| August 10 | 102.0°F (1981) | 43.0°F (2014) | 0.60 in (2009) |
| August 11 | 102.0°F (1981) | 42.1°F (2006) | 0.55 in (2009) |
| August 12 | 96.1°F (2025) | 42.1°F (1989) | 0.56 in (1982) |
| August 13 | 97.0°F (2002) | 41.0°F (2020) | 0.23 in (2014) |
| August 14 | 97.0°F (2023) | 39.0°F (1982) | 0.45 in (2013) |
| August 15 | 102.0°F (2023) | 39.0°F (1982) | 0.49 in (2025) |
| August 16 | 90.0°F (2008) | 39.9°F (1982) | 1.79 in (2025) |
| August 17 | 90.0°F (2008) | 39.0°F (1982) | 0.42 in (1990) |
| August 18 | 93.9°F (2016) | 41.0°F (1982) | 0.50 in (1980) |
| August 19 | 97.0°F (2016) | 43.0°F (1984) | 0.86 in (2008) |
| August 20 | 89.1°F (2011) | 42.1°F (1984) | 0.98 in (2008) |
| August 21 | 89.1°F (2018) | 39.9°F (1988) | 1.93 in (2004) |
| August 22 | 84.0°F (1982) | 37.0°F (1987) | 1.56 in (2001) |
| August 23 | 91.9°F (2025) | 39.0°F (2003) | 0.25 in (2024) |
| August 24 | 95.0°F (1982) | 39.0°F (2012) | 0.93 in (2004) |
| August 25 | 93.9°F (2016) | 37.0°F (1992) | 0.34 in (2004) |
| August 26 | 91.9°F (2016) | 39.0°F (1981) | 0.32 in (2008) |
| August 27 | 93.9°F (1986) | 37.9°F (2000) | 1.02 in (1997) |
| August 28 | 95.0°F (2017) | 39.9°F (1984) | 0.75 in (1983) |
| August 29 | 88.0°F (2007) | 35.1°F (1980) | 1.63 in (2015) |
| August 30 | 90.0°F (2022) | 39.9°F (2012) | 0.43 in (1991) |
| August 31 | 93.9°F (1987) | 39.9°F (2006) | 1.14 in (2010) |