Climate almanac
Geneva
Illinois, US · 41.89°, -88.31°
What is the climate like in Geneva?
The best time to visit Geneva is typically August – September, with trip comfort peaking in September (7.0/10). Geneva is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 19°F (-7°C). The wettest month is typically May and the driest is February; the year sees roughly 42 in of precipitation.
- Best time to visitAugust – September — comfort peaks in September (7.0/10)
- Warmest monthJuly — average high 84°F (29°C)
- Coolest monthJanuary — average low 19°F (-7°C)
- Wettest monthMay (5.2 in)
- Driest monthFebruary (2.0 in)
- Annual precipitation42 in