August weather in Van Horne, IA
The average temperature in Van Horne in August is 68.5°F (57.7°F–79.3°F). Average precipitation: 4.22 inches.
August is a summer month in Van Horne, and is warmer than the annual average of 46°F. Daily temperatures swing about 21.6°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 42m. For travel, August is a comfortable month to visit.
Avg High
79.3°F
Avg Low
57.7°F
Precipitation
4.22 in
Daylight
13h 42m
August records in Van Horne
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1988) | 44.1°F (1977) | 1.55 in (1957) |
| August 2 | 100.0°F (1988) | 48.9°F (1985) | 2.43 in (1972) |
| August 3 | 102.0°F (1947) | 46.0°F (1976) | 1.92 in (1981) |
| August 4 | 100.9°F (1947) | 39.9°F (1978) | 1.67 in (1952) |
| August 5 | 102.0°F (1947) | 45.0°F (1978) | 5.80 in (1968) |
| August 6 | 97.0°F (1947) | 45.0°F (1948) | 2.66 in (2018) |
| August 7 | 97.0°F (1988) | 46.0°F (1989) | 2.17 in (2007) |
| August 8 | 97.0°F (1988) | 39.9°F (1904) | 7.23 in (1977) |
| August 9 | 95.0°F (2005) | 46.0°F (1972) | 1.90 in (1991) |
| August 10 | 98.1°F (1947) | 46.9°F (2024) | 3.48 in (1974) |
| August 11 | 97.0°F (1947) | 39.9°F (1982) | 1.18 in (2010) |
| August 12 | 98.1°F (1947) | 43.0°F (1982) | 6.25 in (2016) |
| August 13 | 97.0°F (1944) | 43.0°F (1964) | 1.73 in (1956) |
| August 14 | 100.0°F (1988) | 39.9°F (1964) | 1.54 in (1987) |
| August 15 | 102.9°F (1988) | 44.1°F (2004) | 1.33 in (1993) |
| August 16 | 102.9°F (1988) | 44.1°F (2004) | 2.07 in (2025) |
| August 17 | 102.9°F (1988) | 45.0°F (1942) | 1.26 in (1980) |
| August 18 | 100.0°F (1947) | 44.1°F (1943) | 4.00 in (1954) |
| August 19 | 100.0°F (1947) | 46.0°F (1963) | 2.83 in (1902) |
| August 20 | 100.9°F (1947) | 36.0°F (1950) | 1.97 in (1979) |
| August 21 | 100.9°F (1947) | 41.0°F (1950) | 1.13 in (1964) |
| August 22 | 100.0°F (1947) | 46.0°F (2024) | 1.27 in (1979) |
| August 23 | 100.9°F (1947) | 44.1°F (1952) | 1.93 in (2002) |
| August 24 | 102.0°F (1947) | 41.0°F (1942) | 1.50 in (1957) |
| August 25 | 97.0°F (2023) | 39.9°F (1958) | 2.65 in (1990) |
| August 26 | 96.1°F (1955) | 43.0°F (2025) | 1.75 in (1987) |
| August 27 | 99.0°F (1955) | 44.1°F (1971) | 2.50 in (1978) |
| August 28 | 98.1°F (1955) | 39.0°F (1982) | 2.48 in (2009) |
| August 29 | 99.0°F (1948) | 41.0°F (1986) | 1.76 in (2015) |
| August 30 | 100.0°F (1953) | 46.0°F (1949) | 1.60 in (1965) |
| August 31 | 99.0°F (1953) | 41.0°F (1967) | 1.20 in (1991) |