August weather in Geneva, IL
The average temperature in Geneva in August is °F (°F–°F). Average precipitation: 4.20 inches.
August is a summer month in Geneva, and is cooler than the annual average of 0°F. Daylight averages about 13h 42m.
Avg High
°F
Avg Low
°F
Precipitation
4.20 in
Daylight
13h 42m
August records in Geneva
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 0.13 in (2013) |
| August 2 | — | — | 1.03 in (2015) |
| August 3 | — | — | 0.63 in (2017) |
| August 4 | — | — | 0.91 in (2014) |
| August 5 | — | — | 0.06 in (2016) |
| August 6 | — | — | 0.18 in (2019) |
| August 7 | — | — | 0.00 in (2012) |
| August 8 | — | — | 0.01 in (2012) |
| August 9 | — | — | 0.05 in (2012) |
| August 10 | — | — | 0.96 in (2014) |
| August 11 | — | — | 0.27 in (2014) |
| August 12 | — | — | 0.49 in (2016) |
| August 13 | — | — | 0.33 in (2012) |
| August 14 | — | — | 0.25 in (2015) |
| August 15 | — | — | 0.57 in (2018) |
| August 16 | — | — | 0.25 in (2012) |
| August 17 | — | — | 0.35 in (2019) |
| August 18 | — | — | 0.59 in (2015) |
| August 19 | — | — | 0.05 in (2016) |
| August 20 | — | — | 0.65 in (2019) |
| August 21 | — | — | 3.38 in (2014) |
| August 22 | — | — | 0.96 in (2013) |
| August 23 | — | — | 0.41 in (2014) |
| August 24 | — | — | 0.35 in (2016) |
| August 25 | — | — | 0.25 in (2018) |
| August 26 | — | — | 0.77 in (2019) |
| August 27 | — | — | 0.85 in (2016) |
| August 28 | — | — | 0.60 in (2018) |
| August 29 | — | — | 0.97 in (2015) |
| August 30 | — | — | 0.70 in (2013) |
| August 31 | — | — | 1.10 in (2013) |