July weather in Eureka, IL
The average temperature in Eureka in July is °F (°F–°F). Average precipitation: 3.58 inches.
July is a summer month in Eureka, and is cooler than the annual average of 0°F. Expect about 9 days with precipitation. Daylight averages about 14h 39m.
Avg High
°F
Avg Low
°F
Precipitation
3.58 in
Daylight
14h 39m
July records in Eureka
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | — | — | 1.61 in (2014) |
| July 2 | — | — | 0.80 in (2018) |
| July 3 | — | — | 0.45 in (2007) |
| July 4 | — | — | 1.10 in (2009) |
| July 5 | — | — | 0.63 in (2004) |
| July 6 | — | — | 1.77 in (2016) |
| July 7 | — | — | 0.77 in (2015) |
| July 8 | — | — | 2.40 in (2003) |
| July 9 | — | — | 3.00 in (2003) |
| July 10 | — | — | 0.44 in (2006) |
| July 11 | — | — | 1.17 in (2004) |
| July 12 | — | — | 2.66 in (2008) |
| July 13 | — | — | 0.37 in (2021) |
| July 14 | — | — | 0.76 in (2016) |
| July 15 | — | — | 0.53 in (2018) |
| July 16 | — | — | 2.57 in (2007) |
| July 17 | — | — | 1.23 in (2009) |
| July 18 | — | — | 0.48 in (2007) |
| July 19 | — | — | 0.54 in (2011) |
| July 20 | — | — | 0.78 in (2003) |
| July 21 | — | — | 0.67 in (2006) |
| July 22 | — | — | 0.94 in (2016) |
| July 23 | — | — | 0.11 in (2013) |
| July 24 | — | — | 0.00 in (2002) |
| July 25 | — | — | 1.02 in (2011) |
| July 26 | — | — | 1.63 in (2005) |
| July 27 | — | — | 0.92 in (2017) |
| July 28 | — | — | 1.50 in (2002) |
| July 29 | — | — | 1.26 in (2008) |
| July 30 | — | — | 0.61 in (2021) |
| July 31 | — | — | 0.13 in (2003) |