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Gurnee, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Gurnee, a village in Lake County, Illinois.

This Afternoon
70°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 70, with temperatures falling to around 67 in the afternoon. South wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Gurnee

WhenTempForecastWindPrecip
This Afternoon 70°F Chance Rain Showers 15 mph S 43%
Tonight 60°F Rain Showers 15 mph S 77%
Wednesday 63°F Rain Showers Likely 15 mph SSW 63%
Wednesday Night 47°F Mostly Cloudy then Slight Chance Rain Showers 15 mph SW 19%
Thursday 56°F Chance Rain Showers 10 to 15 mph WSW 41%
Thursday Night 41°F Rain Showers Likely 5 to 10 mph NW 62%
Friday 52°F Chance Rain Showers 10 to 15 mph N 29%
Friday Night 36°F Mostly Cloudy 5 to 10 mph NNW 10%
Saturday 52°F Mostly Sunny 0 to 5 mph WNW 7%
Saturday Night 35°F Partly Cloudy 0 to 5 mph WSW 7%
Sunday 56°F Mostly Sunny then Slight Chance Rain 5 to 10 mph W 16%
Sunday Night 36°F Partly Cloudy 5 mph WNW 8%
Monday 59°F Mostly Sunny 5 to 10 mph WSW 4%
Monday Night 40°F Mostly Clear 5 mph W 3%

Forecast source: National Weather Service (api.weather.gov) for Gurnee (42.370, -87.937). Updated through the day.

Growing snapshot for Gurnee

Last spring frost
Apr 30
First fall frost
Oct 19
Growing season
170 days
Hardiness zone
6a

More local growing data for Gurnee: nearby ZIP 60031 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Waukegan, Il (3.3 mi from Gurnee). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.