July weather in Crystal Lake, IA
The average temperature in Crystal Lake in July is 72.2°F (62.0°F–82.4°F). Average precipitation: 4.24 inches.
July is a summer month in Crystal Lake, and is warmer than the annual average of 45.5°F. Daily temperatures swing about 20.4°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 54m. For travel, July is a comfortable month to visit.
Avg High
82.4°F
Avg Low
62.0°F
Precipitation
4.24 in
Daylight
14h 54m
July records in Crystal Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 97.0°F (1911) | 45.0°F (1904) | 2.00 in (1956) |
| July 2 | 98.1°F (1911) | 46.0°F (1917) | 2.37 in (1962) |
| July 3 | 100.9°F (1935) | 42.1°F (1917) | 1.32 in (1999) |
| July 4 | 100.9°F (1911) | 42.1°F (1967) | 2.76 in (1963) |
| July 5 | 107.1°F (1936) | 42.1°F (1967) | 2.68 in (1963) |
| July 6 | 106.0°F (1948) | 44.1°F (1922) | 1.74 in (1986) |
| July 7 | 104.0°F (1936) | 43.0°F (1984) | 2.66 in (1952) |
| July 8 | 99.0°F (1936) | 46.0°F (1953) | 2.30 in (1969) |
| July 9 | 100.0°F (1936) | 48.9°F (1900) | 1.75 in (1980) |
| July 10 | 107.1°F (1936) | 43.0°F (1945) | 2.34 in (1907) |
| July 11 | 104.0°F (1936) | 37.0°F (1993) | 2.06 in (1964) |
| July 12 | 104.0°F (1936) | 45.0°F (1900) | 2.03 in (1992) |
| July 13 | 107.1°F (1936) | 41.0°F (1950) | 1.16 in (1948) |
| July 14 | 109.0°F (1936) | 44.1°F (1926) | 1.87 in (1972) |
| July 15 | 107.1°F (1936) | 44.1°F (1926) | 2.30 in (1981) |
| July 16 | 105.1°F (1936) | 46.0°F (1906) | 1.80 in (1900) |
| July 17 | 107.1°F (1936) | 46.9°F (1906) | 1.89 in (1908) |
| July 18 | 102.9°F (1940) | 41.0°F (1911) | 1.42 in (1943) |
| July 19 | 102.9°F (1940) | 45.0°F (1947) | 1.99 in (1990) |
| July 20 | 102.0°F (1926) | 45.0°F (1950) | 1.81 in (1980) |
| July 21 | 102.0°F (1901) | 45.0°F (1947) | 1.55 in (1982) |
| July 22 | 100.0°F (1901) | 46.9°F (1947) | 1.80 in (2010) |
| July 23 | 102.9°F (1901) | 46.9°F (1904) | 1.19 in (1933) |
| July 24 | 105.1°F (1940) | 48.0°F (1905) | 2.20 in (1907) |
| July 25 | 102.0°F (1901) | 46.0°F (1905) | 2.15 in (2014) |
| July 26 | 102.9°F (1936) | 45.0°F (1911) | 2.46 in (1940) |
| July 27 | 105.1°F (1930) | 46.9°F (2013) | 1.37 in (1949) |
| July 28 | 102.0°F (1935) | 45.0°F (1925) | 3.43 in (1901) |
| July 29 | 99.0°F (1947) | 46.9°F (1925) | 1.79 in (1922) |
| July 30 | 99.0°F (1919) | 43.0°F (1899) | 2.37 in (1938) |
| July 31 | 100.0°F (1931) | 46.0°F (1903) | 2.45 in (1943) |