August weather in Ottawa, KS
The average temperature in Ottawa in August is 76.6°F (65.0°F–88.2°F). Average precipitation: 4.63 inches.
August is a summer month in Ottawa, and is warmer than the annual average of 54.5°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 30m. For travel, August is hot.
Avg High
88.2°F
Avg Low
65.0°F
Precipitation
4.63 in
Daylight
13h 30m
August records in Ottawa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 107.1°F (1934) | 51.1°F (1971) | 8.45 in (2019) |
| August 2 | 107.1°F (1934) | 53.1°F (1925) | 2.00 in (1921) |
| August 3 | 109.9°F (1918) | 52.0°F (1907) | 3.16 in (1935) |
| August 4 | 109.0°F (1930) | 48.9°F (1974) | 2.40 in (1952) |
| August 5 | 109.9°F (1934) | 52.0°F (1915) | 2.72 in (1977) |
| August 6 | 109.0°F (1934) | 52.0°F (1948) | 6.43 in (1954) |
| August 7 | 109.9°F (1934) | 50.0°F (1990) | 2.55 in (1908) |
| August 8 | 109.9°F (1934) | 51.1°F (1989) | 1.95 in (1939) |
| August 9 | 111.9°F (1936) | 54.0°F (1922) | 2.20 in (1929) |
| August 10 | 111.9°F (1934) | 51.1°F (1917) | 0.96 in (1966) |
| August 11 | 111.0°F (1934) | 45.0°F (1902) | 2.83 in (1921) |
| August 12 | 109.0°F (1936) | 48.0°F (1931) | 2.66 in (1941) |
| August 13 | 111.0°F (1936) | 51.1°F (1931) | 5.92 in (1946) |
| August 14 | 113.0°F (1936) | 54.0°F (1920) | 2.54 in (2005) |
| August 15 | 111.0°F (1936) | 48.9°F (1929) | 1.48 in (1895) |
| August 16 | 111.0°F (1936) | 52.0°F (1897) | 2.51 in (1959) |
| August 17 | 109.0°F (1936) | 52.0°F (1943) | 5.12 in (1996) |
| August 18 | 108.0°F (1934) | 46.0°F (1943) | 5.85 in (1966) |
| August 19 | 109.0°F (1936) | 50.0°F (1943) | 2.28 in (1965) |
| August 20 | 105.1°F (2023) | 46.9°F (1967) | 3.40 in (1933) |
| August 21 | 107.1°F (2003) | 45.0°F (1950) | 2.55 in (1911) |
| August 22 | 106.0°F (1936) | 50.0°F (1920) | 6.17 in (2017) |
| August 23 | 108.0°F (1936) | 44.1°F (1904) | 1.45 in (1989) |
| August 24 | 109.9°F (1936) | 50.0°F (1896) | 2.48 in (2018) |
| August 25 | 107.1°F (1901) | 46.0°F (1958) | 2.60 in (2005) |
| August 26 | 106.0°F (1936) | 43.0°F (1910) | 3.78 in (1942) |
| August 27 | 109.0°F (2000) | 42.1°F (1910) | 2.25 in (2006) |
| August 28 | 108.0°F (1984) | 45.0°F (1916) | 2.32 in (1974) |
| August 29 | 108.0°F (1984) | 45.0°F (1988) | 1.32 in (1994) |
| August 30 | 108.0°F (1947) | 44.1°F (1909) | 2.43 in (2019) |
| August 31 | 108.0°F (1947) | 43.0°F (1915) | 3.45 in (2003) |