Harman US

Lake Ka-Ho, IL Weather & Growing Conditions

Tonight
69°F
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 69. Southeast wind around 6 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 69°F Slight Chance Showers And Thunderstorms then Mostly Clear 6 mph SE 23%
Saturday 95°F Mostly Sunny 3 to 7 mph SW 6%
Saturday Night 70°F Partly Cloudy 5 mph S 5%
Sunday 91°F Chance Rain Showers then Chance Showers And Thunderstorms 2 to 7 mph NW 27%
Sunday Night 63°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 6 to 9 mph N 59%
Monday 77°F Showers And Thunderstorms Likely 6 to 12 mph NE 63%
Monday Night 56°F Showers And Thunderstorms Likely 7 to 13 mph NE 63%
Tuesday 70°F Slight Chance Rain Showers then Mostly Cloudy 12 mph NE 24%
Tuesday Night 51°F Mostly Cloudy 5 to 12 mph N 4%
Wednesday 73°F Mostly Sunny 6 to 9 mph N 2%
Wednesday Night 52°F Partly Cloudy 2 to 8 mph N 2%
Thursday 75°F Mostly Sunny 3 to 7 mph N 3%
Thursday Night 55°F Partly Cloudy 2 to 6 mph NE 3%
Friday 75°F Mostly Sunny 3 to 7 mph NE 4%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Lake Ka-Ho, IL

Last spring frost
Apr 13
First fall frost
Oct 24
Growing season
192 days
Hardiness zone
6b

Explore more for Lake Ka-Ho, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Hillsboro, Il (14.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.