August weather in Beaver Dam, WI
The average temperature in Beaver Dam in August is 68.3°F (58.2°F–78.3°F). Average precipitation: 4.07 inches.
August is a summer month in Beaver Dam, and is warmer than the annual average of 44.9°F. Daily temperatures swing about 20.1°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 48m. For travel, August is a comfortable month to visit.
Avg High
78.3°F
Avg Low
58.2°F
Precipitation
4.07 in
Daylight
13h 48m
August records in Beaver Dam
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1988) | 46.9°F (1976) | 1.45 in (1955) |
| August 2 | 99.0°F (1988) | 48.9°F (1968) | 3.43 in (2024) |
| August 3 | 97.0°F (1964) | 46.9°F (1966) | 1.81 in (1953) |
| August 4 | 95.0°F (1964) | 46.0°F (1971) | 2.51 in (1953) |
| August 5 | 93.0°F (1958) | 44.1°F (1972) | 1.46 in (1998) |
| August 6 | 93.9°F (1968) | 44.1°F (1992) | 2.10 in (1996) |
| August 7 | 97.0°F (1894) | 44.1°F (1975) | 3.14 in (1980) |
| August 8 | 98.1°F (1894) | 44.1°F (1976) | 1.50 in (1980) |
| August 9 | 91.9°F (1894) | 41.0°F (1964) | 2.54 in (1979) |
| August 10 | 93.0°F (2001) | 48.0°F (1962) | 1.61 in (2025) |
| August 11 | 91.9°F (2002) | 42.1°F (1967) | 1.60 in (1893) |
| August 12 | 93.0°F (1988) | 41.0°F (1967) | 0.75 in (2005) |
| August 13 | 93.0°F (1965) | 46.0°F (1966) | 0.97 in (1985) |
| August 14 | 93.9°F (1894) | 37.9°F (1964) | 1.87 in (1971) |
| August 15 | 91.9°F (1988) | 41.0°F (1963) | 3.21 in (2023) |
| August 16 | 100.0°F (1988) | 39.9°F (1979) | 1.80 in (2012) |
| August 17 | 100.0°F (1988) | 46.0°F (1976) | 2.46 in (2018) |
| August 18 | 99.0°F (1955) | 39.0°F (1963) | 1.65 in (1988) |
| August 19 | 95.0°F (1955) | 42.1°F (1963) | 1.98 in (2007) |
| August 20 | 95.0°F (1955) | 41.0°F (1967) | 2.41 in (2007) |
| August 21 | 98.1°F (1955) | 44.1°F (1956) | 3.47 in (2018) |
| August 22 | 95.0°F (1955) | 43.0°F (1967) | 1.62 in (2001) |
| August 23 | 93.0°F (1968) | 44.1°F (1961) | 1.45 in (2007) |
| August 24 | 96.1°F (2023) | 39.9°F (2001) | 2.39 in (1997) |
| August 25 | 91.9°F (1970) | 42.1°F (1956) | 2.31 in (2020) |
| August 26 | 93.0°F (1953) | 39.9°F (1964) | 2.91 in (1986) |
| August 27 | 93.9°F (2003) | 39.9°F (1968) | 3.60 in (2018) |
| August 28 | 96.1°F (1955) | 41.0°F (1968) | 3.00 in (2018) |
| August 29 | 96.1°F (1984) | 37.0°F (1965) | 2.34 in (2018) |
| August 30 | 93.9°F (1984) | 44.1°F (1974) | 0.50 in (1993) |
| August 31 | 97.0°F (1953) | 41.0°F (2009) | 1.76 in (2014) |