Harman US

Hanover Park, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hanover Park, a village in Dupage County, Illinois.

Today
76°F
Showers And Thunderstorms then Showers And Thunderstorms Likely
Showers and thunderstorms before noon, then showers and thunderstorms likely between noon and 5pm, then showers and thunderstorms likely. Cloudy. High near 76, with temperatures falling to around 74 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 Hanover Park

WhenTempForecastWindPrecip
Today 76°F Showers And Thunderstorms then Showers And Thunderstorms Likely 5 to 10 mph SE 100%
Tonight 63°F Showers And Thunderstorms 5 to 10 mph E 95%
Sunday 69°F Showers And Thunderstorms Likely 10 to 15 mph NNE 60%
Sunday Night 56°F Chance Rain Showers 15 mph NE 26%
Monday 63°F Chance Rain Showers 15 mph ENE 29%
Monday Night 52°F Slight Chance Rain Showers then Mostly Cloudy 10 to 15 mph NE 21%
Tuesday 62°F Slight Chance Rain Showers 10 to 15 mph NE 15%
Tuesday Night 52°F Mostly Cloudy 5 to 15 mph NE 8%
Wednesday 64°F Partly Sunny 10 mph NE 13%
Wednesday Night 53°F Mostly Cloudy 5 to 10 mph NNE 4%
Thursday 66°F Partly Sunny 5 to 10 mph NNE 4%
Thursday Night 53°F Mostly Cloudy 5 mph NNE 4%
Friday 70°F Mostly Sunny 5 to 10 mph NE 5%
Friday Night 54°F Partly Cloudy 5 mph NE 3%

Forecast source: National Weather Service (api.weather.gov) for Hanover Park (41.982, -88.143). Updated through the day.

Growing snapshot for Hanover Park

Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
163 days
Hardiness zone
5b

More local growing data for Hanover Park: nearby ZIP 60133 weather · frost dates · planting calendar · Illinois frost dates

Nearby towns & communities

All Illinois locations ›

Climate data from the nearest NOAA station, Streamwood, Il (3.8 mi from Hanover Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.