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Geneva, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Geneva, a city in Kane County, Illinois.

Today
77°F
Showers And Thunderstorms
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Cloudy. High near 77, with temperatures falling to around 75 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

7-day forecast for Geneva

WhenTempForecastWindPrecip
Today 77°F Showers And Thunderstorms 5 to 10 mph SE 96%
Tonight 64°F Showers And Thunderstorms 5 to 10 mph ESE 96%
Sunday 70°F Showers And Thunderstorms Likely 10 to 15 mph NNE 61%
Sunday Night 56°F Chance Rain Showers 15 mph NE 30%
Monday 64°F Chance Rain Showers 15 mph ENE 34%
Monday Night 52°F Slight Chance Rain Showers then Mostly Cloudy 10 to 15 mph NE 23%
Tuesday 63°F Slight Chance Rain Showers 10 to 15 mph NE 17%
Tuesday Night 51°F Partly Cloudy 10 to 15 mph NE 8%
Wednesday 65°F Partly Sunny 10 to 15 mph NE 8%
Wednesday Night 52°F Partly Cloudy 5 to 10 mph NNE 2%
Thursday 67°F Partly Sunny 5 to 10 mph NNE 3%
Thursday Night 52°F Partly Cloudy 5 to 10 mph NNE 3%
Friday 71°F Mostly Sunny 5 to 10 mph NE 4%
Friday Night 53°F Partly Cloudy 5 mph NE 4%

Forecast source: National Weather Service (api.weather.gov) for Geneva (41.882, -88.329). Updated through the day.

Growing snapshot for Geneva

Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
5b

More local growing data for Geneva: nearby ZIP 60134 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, West Chicago Dupage Ap, Il (5.5 mi from Geneva). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.