Itasca, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Itasca, a village in Dupage County, Illinois.
This Afternoon
71°F
Chance Rain
A chance of rain and a slight chance of thunderstorms. Mostly cloudy. High near 71, with temperatures falling to around 69 in the afternoon. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Itasca
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Chance Rain | 15 to 20 mph S | 45% |
| Tonight | 60°F | Rain | 15 mph S | 84% |
| Wednesday | 63°F | Rain Likely | 15 mph SSW | 58% |
| Wednesday Night | 48°F | Slight Chance Rain then Mostly Cloudy | 15 mph SW | 16% |
| Thursday | 57°F | Chance Rain | 10 to 15 mph WSW | 29% |
| Thursday Night | 43°F | Chance Rain | 5 to 10 mph WNW | 44% |
| Friday | 52°F | Chance Rain | 10 to 15 mph N | 29% |
| Friday Night | 37°F | Mostly Cloudy | 5 to 10 mph NNW | 10% |
| Saturday | 52°F | Mostly Sunny | 5 mph WNW | 8% |
| Saturday Night | 36°F | Partly Cloudy | 0 to 5 mph WSW | 7% |
| Sunday | 57°F | Mostly Sunny then Slight Chance Rain | 5 to 10 mph W | 16% |
| Sunday Night | 38°F | Mostly Clear | 5 to 10 mph WNW | 9% |
| Monday | 60°F | Sunny | 5 to 10 mph WSW | 3% |
| Monday Night | 42°F | Mostly Clear | 5 to 10 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Itasca (41.977, -88.019). Updated through the day.
Growing snapshot for Itasca
Last spring frost
Apr 16
First fall frost
Oct 28
Growing season
193 days
Hardiness zone
6a
More local growing data for Itasca: nearby ZIP 60143 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Chicago Ohare Intl Ap, Il (4.7 mi from Itasca). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.