July weather in Zion, IL
The average temperature in Zion in July is 71.6°F (61.9°F–81.3°F). Average precipitation: 3.48 inches.
July is a summer month in Zion, and is warmer than the annual average of 48.3°F. Daily temperatures swing about 19.4°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 49m. For travel, July is a comfortable month to visit.
Avg High
81.3°F
Avg Low
61.9°F
Precipitation
3.48 in
Daylight
14h 49m
July records in Zion
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 93.0°F (2018) | -0.8°F (2010) | 0.52 in (2023) |
| July 2 | 91.9°F (2019) | -0.8°F (2010) | 1.37 in (2000) |
| July 3 | 97.0°F (2012) | 50.0°F (2008) | 1.39 in (2004) |
| July 4 | 104.0°F (2012) | 46.0°F (2011) | 0.38 in (2025) |
| July 5 | 104.0°F (2012) | 50.0°F (2008) | 1.01 in (2023) |
| July 6 | 100.0°F (2012) | 50.0°F (2001) | 1.52 in (2003) |
| July 7 | 93.0°F (2020) | 48.9°F (2015) | 0.75 in (2001) |
| July 8 | 91.9°F (2007) | 48.9°F (2015) | 1.00 in (2003) |
| July 9 | 91.9°F (2007) | 51.1°F (2005) | 1.69 in (2020) |
| July 10 | 93.0°F (2019) | 53.1°F (2014) | 1.74 in (2017) |
| July 11 | 91.0°F (2016) | 52.0°F (2001) | 2.36 in (2025) |
| July 12 | 91.0°F (2016) | 48.9°F (2013) | 3.05 in (2017) |
| July 13 | 91.9°F (2019) | 52.0°F (2009) | 0.52 in (2024) |
| July 14 | 91.0°F (2012) | 51.1°F (2002) | 1.70 in (2024) |
| July 15 | 93.9°F (2006) | 53.1°F (2007) | 2.39 in (2024) |
| July 16 | 98.1°F (2012) | 51.1°F (2014) | 1.50 in (2015) |
| July 17 | 100.9°F (2012) | 48.9°F (2014) | 0.90 in (2003) |
| July 18 | 95.0°F (2011) | 50.0°F (2003) | 1.66 in (2019) |
| July 19 | 95.0°F (2013) | 50.0°F (2003) | 1.08 in (2012) |
| July 20 | 98.1°F (2011) | 50.0°F (2009) | 0.98 in (2017) |
| July 21 | 98.1°F (2002) | 52.0°F (2007) | 1.61 in (2003) |
| July 22 | 91.9°F (2016) | 50.0°F (2007) | 3.42 in (2011) |
| July 23 | 96.1°F (2012) | 51.1°F (2000) | 3.89 in (2022) |
| July 24 | 100.0°F (2005) | 48.9°F (2000) | 1.13 in (2010) |
| July 25 | 97.0°F (2012) | 51.1°F (2013) | 0.24 in (2001) |
| July 26 | 95.0°F (2020) | 54.0°F (2024) | 0.57 in (2020) |
| July 27 | 90.0°F (2021) | 54.0°F (2005) | 3.39 in (2011) |
| July 28 | 93.0°F (2002) | 52.0°F (2005) | 2.92 in (2023) |
| July 29 | 95.0°F (2025) | -0.8°F (2011) | 0.30 in (2019) |
| July 30 | 93.0°F (2002) | 35.1°F (2011) | 0.43 in (2009) |
| July 31 | 99.0°F (2006) | 16.2°F (2011) | 1.03 in (2000) |