August weather in St. Olaf, IA
The average temperature in St. Olaf in August is 69.0°F (57.6°F–80.5°F). Average precipitation: 3.92 inches.
August is a summer month in St. Olaf, and is warmer than the annual average of 45.9°F. Daily temperatures swing about 22.9°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 46m. For travel, August is a comfortable month to visit.
Avg High
80.5°F
Avg Low
57.6°F
Precipitation
3.92 in
Daylight
13h 46m
August records in St. Olaf
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 102.9°F (1988) | 44.1°F (1895) | 1.66 in (1903) |
| August 2 | 104.0°F (1964) | 43.0°F (1973) | 4.36 in (1981) |
| August 3 | 106.0°F (1988) | 37.9°F (1894) | 1.36 in (1959) |
| August 4 | 106.0°F (1988) | 39.9°F (1912) | 1.39 in (1944) |
| August 5 | 105.1°F (1947) | 39.9°F (1948) | 2.87 in (1989) |
| August 6 | 100.0°F (1918) | 41.0°F (1948) | 2.71 in (2018) |
| August 7 | 102.9°F (1894) | 37.0°F (1975) | 2.00 in (2022) |
| August 8 | 102.9°F (1894) | 39.9°F (1904) | 3.70 in (1970) |
| August 9 | 98.1°F (1895) | 44.1°F (1964) | 0.97 in (2021) |
| August 10 | 98.1°F (1899) | 44.1°F (1917) | 2.72 in (1980) |
| August 11 | 100.9°F (1905) | 41.0°F (1982) | 1.58 in (1949) |
| August 12 | 100.0°F (1918) | 39.9°F (1893) | 1.33 in (1943) |
| August 13 | 105.1°F (1965) | 37.9°F (1964) | 3.00 in (1943) |
| August 14 | 98.1°F (1988) | 33.1°F (1964) | 1.90 in (1945) |
| August 15 | 100.9°F (1988) | 37.9°F (1964) | 2.43 in (1975) |
| August 16 | 108.0°F (1913) | 39.9°F (1992) | 1.95 in (1938) |
| August 17 | 104.0°F (1988) | 39.0°F (1981) | 2.85 in (1918) |
| August 18 | 102.9°F (1988) | 39.0°F (1963) | 2.49 in (1979) |
| August 19 | 100.9°F (1983) | 39.0°F (1985) | 3.20 in (2016) |
| August 20 | 100.9°F (1955) | 34.0°F (1950) | 3.55 in (2007) |
| August 21 | 102.0°F (1947) | 37.0°F (1950) | 2.02 in (1980) |
| August 22 | 100.9°F (1947) | 41.0°F (2012) | 2.43 in (1975) |
| August 23 | 102.0°F (1948) | 41.0°F (1920) | 2.87 in (1895) |
| August 24 | 102.9°F (1947) | 37.9°F (1942) | 3.09 in (2014) |
| August 25 | 100.0°F (1948) | 37.0°F (1964) | 3.30 in (1990) |
| August 26 | 98.1°F (1909) | 41.0°F (1893) | 2.20 in (1903) |
| August 27 | 98.1°F (1956) | 37.0°F (1896) | 1.87 in (1940) |
| August 28 | 100.9°F (1955) | 37.0°F (1986) | 1.75 in (2021) |
| August 29 | 100.0°F (1984) | 32.0°F (1893) | 2.97 in (2015) |
| August 30 | 97.0°F (1984) | 30.0°F (1893) | 1.95 in (1956) |
| August 31 | 97.0°F (1953) | 36.0°F (1915) | 1.20 in (2011) |