Itasca, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Itasca, a village in Dupage County, Illinois.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. Southwest wind around 10 mph.
7-day forecast for Itasca
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 10 mph SW | 1% |
| Tonight | 69°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Wednesday | 80°F | Showers And Thunderstorms Likely | 5 mph SW | 73% |
| Wednesday Night | 65°F | Showers And Thunderstorms | 0 to 5 mph WNW | 88% |
| Thursday | 79°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph NNE | 64% |
| Thursday Night | 63°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 21% |
| Friday | 82°F | Mostly Sunny | 0 to 5 mph S | 4% |
| Friday Night | 65°F | Mostly Clear | 0 to 5 mph S | 7% |
| Saturday | 85°F | Mostly Sunny | 5 to 10 mph SW | 12% |
| Saturday Night | 70°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 20% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 20% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 44% |
| Monday | 86°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 44% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 5 to 10 mph WSW | 47% |
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 Aug 4, 2026.