August weather in Iron Mountain Lake, MO
The average temperature in Iron Mountain Lake in August is 76.3°F (64.9°F–87.7°F). Average precipitation: 3.82 inches.
August is a summer month in Iron Mountain Lake, and is warmer than the annual average of 56.1°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 27m. For travel, August is a comfortable month to visit.
Avg High
87.7°F
Avg Low
64.9°F
Precipitation
3.82 in
Daylight
13h 27m
August records in Iron Mountain Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 105.1°F (1980) | 48.0°F (1960) | 1.61 in (1994) |
| August 2 | 100.9°F (1930) | 53.1°F (1977) | 2.25 in (1923) |
| August 3 | 106.0°F (1930) | 46.9°F (1950) | 4.75 in (2023) |
| August 4 | 102.9°F (1918) | 48.0°F (1974) | 2.59 in (2022) |
| August 5 | 106.0°F (1930) | 48.9°F (1974) | 2.42 in (2023) |
| August 6 | 108.0°F (1930) | 46.9°F (1957) | 3.32 in (1946) |
| August 7 | 109.9°F (1934) | 48.0°F (1957) | 1.07 in (2017) |
| August 8 | 111.9°F (1934) | 48.0°F (1976) | 1.99 in (1999) |
| August 9 | 114.1°F (1934) | 46.9°F (1964) | 2.55 in (1984) |
| August 10 | 102.9°F (1926) | 46.0°F (1972) | 2.90 in (2015) |
| August 11 | 105.1°F (1980) | 48.9°F (1960) | 2.04 in (1979) |
| August 12 | 104.0°F (2007) | 46.9°F (2004) | 1.74 in (1961) |
| August 13 | 102.9°F (1936) | 43.0°F (1964) | 1.96 in (1926) |
| August 14 | 104.0°F (1936) | 46.9°F (2004) | 2.18 in (1927) |
| August 15 | 108.0°F (1936) | 48.0°F (1929) | 4.33 in (2016) |
| August 16 | 107.1°F (1936) | 46.9°F (1929) | 2.15 in (1990) |
| August 17 | 109.0°F (1936) | 51.1°F (1994) | 1.98 in (1923) |
| August 18 | 109.0°F (1936) | 50.0°F (2012) | 1.53 in (1974) |
| August 19 | 107.1°F (1936) | 48.0°F (1943) | 2.25 in (1965) |
| August 20 | 106.0°F (1936) | 46.0°F (1967) | 1.00 in (2002) |
| August 21 | 106.0°F (1936) | 39.9°F (1950) | 2.24 in (1972) |
| August 22 | 105.1°F (1936) | 39.9°F (1956) | 1.79 in (2015) |
| August 23 | 105.1°F (1936) | 48.0°F (1923) | 2.40 in (1907) |
| August 24 | 102.0°F (1936) | 48.9°F (1923) | 1.26 in (1972) |
| August 25 | 100.0°F (1936) | 45.0°F (1927) | 1.23 in (1962) |
| August 26 | 105.1°F (1936) | 45.0°F (1934) | 2.68 in (1975) |
| August 27 | 109.0°F (1936) | 46.9°F (1946) | 2.88 in (1982) |
| August 28 | 105.1°F (1936) | 41.0°F (1967) | 2.24 in (2006) |
| August 29 | 102.0°F (1925) | 37.9°F (1986) | 3.32 in (1974) |
| August 30 | 100.9°F (1945) | 39.9°F (1986) | 2.36 in (1960) |
| August 31 | 100.9°F (2011) | 42.1°F (1955) | 3.18 in (1995) |