August weather in Lake Delton, WI
The average temperature in Lake Delton in August is 68.9°F (57.2°F–80.5°F). Average precipitation: 4.22 inches.
August is a summer month in Lake Delton, and is warmer than the annual average of 45.7°F. Daily temperatures swing about 23.3°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
80.5°F
Avg Low
57.2°F
Precipitation
4.22 in
Daylight
13h 48m
August records in Lake Delton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (1939) | 46.0°F (1927) | 4.27 in (1953) |
| August 2 | 97.0°F (1944) | 41.0°F (1927) | 1.91 in (1963) |
| August 3 | 99.0°F (1941) | 44.1°F (1992) | 2.89 in (1940) |
| August 4 | 97.0°F (1947) | 43.0°F (1951) | 3.47 in (1924) |
| August 5 | 98.1°F (1947) | 39.9°F (1994) | 1.63 in (1935) |
| August 6 | 97.0°F (1947) | 41.0°F (1994) | 1.66 in (1958) |
| August 7 | 99.0°F (1937) | 44.1°F (1975) | 7.67 in (1980) |
| August 8 | 95.0°F (1928) | 45.0°F (1927) | 1.85 in (1952) |
| August 9 | 98.1°F (1936) | 37.9°F (1927) | 2.23 in (1979) |
| August 10 | 100.0°F (1944) | 45.0°F (1927) | 1.00 in (1971) |
| August 11 | 100.0°F (1944) | 41.0°F (1967) | 1.60 in (1994) |
| August 12 | 98.1°F (1936) | 41.0°F (2004) | 0.88 in (1974) |
| August 13 | 100.9°F (1944) | 43.0°F (2004) | 2.90 in (1985) |
| August 14 | 97.0°F (1944) | 37.9°F (1964) | 1.70 in (2010) |
| August 15 | 102.9°F (1936) | 37.9°F (1979) | 2.00 in (1966) |
| August 16 | 104.0°F (1937) | 41.0°F (1992) | 2.31 in (1965) |
| August 17 | 100.9°F (1955) | 43.0°F (1981) | 2.05 in (1995) |
| August 18 | 102.0°F (1955) | 39.9°F (2004) | 3.70 in (2007) |
| August 19 | 99.0°F (1955) | 41.0°F (2004) | 2.81 in (1968) |
| August 20 | 98.1°F (2003) | 36.0°F (2004) | 1.70 in (1995) |
| August 21 | 102.0°F (1955) | 39.9°F (2004) | 1.63 in (2018) |
| August 22 | 98.1°F (1947) | 39.9°F (1923) | 0.89 in (1979) |
| August 23 | 99.0°F (1948) | 39.0°F (1987) | 3.35 in (2006) |
| August 24 | 100.9°F (1948) | 37.9°F (1927) | 1.50 in (2016) |
| August 25 | 97.0°F (1948) | 37.0°F (1958) | 1.67 in (1972) |
| August 26 | 93.0°F (1937) | 37.9°F (1923) | 3.16 in (1972) |
| August 27 | 96.1°F (1937) | 37.0°F (1986) | 1.47 in (1959) |
| August 28 | 98.1°F (1926) | 39.0°F (1986) | 4.90 in (2020) |
| August 29 | 97.0°F (1984) | 35.1°F (1935) | 2.69 in (2018) |
| August 30 | 100.0°F (1984) | 41.0°F (1922) | 1.42 in (1944) |
| August 31 | 98.1°F (1953) | 37.9°F (2009) | 5.27 in (1981) |