July weather in Knoxville, IA
The average temperature in Knoxville in July is 75.1°F (65.6°F–84.6°F). Average precipitation: 4.34 inches.
July is a summer month in Knoxville, and is warmer than the annual average of 49.9°F. Daily temperatures swing about 19°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 14h 42m. For travel, July is a comfortable month to visit.
Avg High
84.6°F
Avg Low
65.6°F
Precipitation
4.34 in
Daylight
14h 42m
July records in Knoxville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 102.0°F (1911) | 46.9°F (1924) | 1.55 in (2014) |
| July 2 | 105.1°F (1911) | 46.0°F (1924) | 4.39 in (1958) |
| July 3 | 105.1°F (1911) | 46.0°F (1917) | 3.70 in (1951) |
| July 4 | 107.1°F (1936) | 46.0°F (1922) | 2.83 in (1958) |
| July 5 | 109.0°F (1911) | 46.0°F (1972) | 1.90 in (1995) |
| July 6 | 106.0°F (1936) | 50.0°F (1972) | 2.50 in (2014) |
| July 7 | 102.0°F (1948) | 48.0°F (1934) | 3.29 in (1925) |
| July 8 | 104.0°F (2012) | 48.9°F (1908) | 2.91 in (2008) |
| July 9 | 100.9°F (1901) | 48.0°F (1895) | 2.60 in (1902) |
| July 10 | 102.0°F (1901) | 50.0°F (1945) | 2.37 in (1922) |
| July 11 | 102.9°F (1936) | 51.1°F (1895) | 2.30 in (2002) |
| July 12 | 105.1°F (1901) | 51.1°F (1975) | 1.83 in (1948) |
| July 13 | 106.0°F (1936) | 48.9°F (1940) | 2.39 in (2014) |
| July 14 | 108.0°F (1936) | 48.0°F (1926) | 3.69 in (1982) |
| July 15 | 109.0°F (1936) | 46.0°F (1930) | 3.07 in (1984) |
| July 16 | 102.0°F (1901) | 52.0°F (1906) | 4.00 in (1982) |
| July 17 | 102.9°F (1936) | 48.9°F (1911) | 2.31 in (1969) |
| July 18 | 109.0°F (1934) | 52.0°F (1906) | 2.40 in (1902) |
| July 19 | 113.0°F (1934) | 52.0°F (1910) | 2.40 in (1958) |
| July 20 | 111.9°F (1934) | 52.0°F (1947) | 3.00 in (2016) |
| July 21 | 111.0°F (1934) | 46.9°F (1966) | 1.95 in (2019) |
| July 22 | 109.0°F (1901) | 46.9°F (1947) | 2.22 in (1909) |
| July 23 | 109.0°F (1934) | 48.0°F (1925) | 2.93 in (1896) |
| July 24 | 111.9°F (1934) | 51.1°F (1906) | 1.51 in (1915) |
| July 25 | 111.9°F (1936) | 53.1°F (1911) | 1.66 in (2015) |
| July 26 | 108.0°F (1936) | 50.0°F (1933) | 1.91 in (2006) |
| July 27 | 108.0°F (1930) | 48.9°F (1920) | 1.52 in (1969) |
| July 28 | 105.1°F (1983) | 48.9°F (1925) | 2.65 in (1915) |
| July 29 | 102.9°F (1916) | 52.0°F (1952) | 4.40 in (2015) |
| July 30 | 107.1°F (1955) | 45.0°F (1971) | 1.13 in (1979) |
| July 31 | 104.0°F (1988) | 48.0°F (1918) | 2.89 in (2021) |