August weather in Glenwood, IA
The average temperature in Glenwood in August is 73.6°F (62.1°F–85.1°F). Average precipitation: 3.81 inches.
August is a summer month in Glenwood, and is warmer than the annual average of 50.9°F. Daily temperatures swing about 23°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 39m. For travel, August is a comfortable month to visit.
Avg High
85.1°F
Avg Low
62.1°F
Precipitation
3.81 in
Daylight
13h 39m
August records in Glenwood
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1955) | 46.0°F (1898) | 1.32 in (1956) |
| August 2 | 106.0°F (1930) | 51.1°F (1949) | 1.60 in (1959) |
| August 3 | 108.0°F (1930) | 48.0°F (1894) | 1.90 in (1952) |
| August 4 | 108.0°F (1918) | 39.9°F (1978) | 1.90 in (1923) |
| August 5 | 109.9°F (1934) | 44.1°F (1978) | 1.27 in (1996) |
| August 6 | 100.0°F (1918) | 50.0°F (2005) | 1.46 in (1960) |
| August 7 | 100.0°F (1894) | 42.1°F (1989) | 2.20 in (1954) |
| August 8 | 109.9°F (1934) | 45.0°F (1989) | 2.35 in (2006) |
| August 9 | 106.0°F (1894) | 42.1°F (1927) | 2.86 in (1977) |
| August 10 | 108.0°F (1894) | 46.9°F (1917) | 2.30 in (1982) |
| August 11 | 106.0°F (1894) | 48.0°F (1982) | 1.80 in (1927) |
| August 12 | 106.0°F (1936) | 44.1°F (1931) | 3.07 in (1932) |
| August 13 | 107.1°F (1936) | 46.0°F (1964) | 1.70 in (2002) |
| August 14 | 102.0°F (1934) | 48.0°F (1929) | 1.64 in (1951) |
| August 15 | 102.9°F (1936) | 42.1°F (1929) | 1.64 in (1938) |
| August 16 | 107.1°F (1936) | 48.9°F (1897) | 1.74 in (1980) |
| August 17 | 108.0°F (1936) | 48.9°F (1897) | 1.86 in (1940) |
| August 18 | 109.9°F (1936) | 46.0°F (1943) | 0.98 in (1963) |
| August 19 | 102.0°F (1936) | 48.0°F (1967) | 1.95 in (1949) |
| August 20 | 100.0°F (1898) | 37.0°F (1950) | 1.92 in (1964) |
| August 21 | 102.0°F (1898) | 45.0°F (1950) | 1.76 in (1961) |
| August 22 | 100.0°F (1898) | 44.1°F (1923) | 1.78 in (2002) |
| August 23 | 102.0°F (1894) | 44.1°F (1966) | 3.74 in (1954) |
| August 24 | 105.1°F (1936) | 42.1°F (1928) | 1.54 in (1951) |
| August 25 | 107.1°F (1936) | 42.1°F (1934) | 4.26 in (1975) |
| August 26 | 102.9°F (1955) | 44.1°F (1988) | 3.21 in (1987) |
| August 27 | 102.9°F (1936) | 43.0°F (1896) | 1.48 in (1989) |
| August 28 | 100.9°F (1955) | 37.0°F (1988) | 2.57 in (1938) |
| August 29 | 102.0°F (1894) | 37.9°F (1946) | 2.16 in (1993) |
| August 30 | 100.9°F (1894) | 42.1°F (1893) | 2.17 in (1965) |
| August 31 | 100.0°F (1894) | 42.1°F (1955) | 2.17 in (1977) |