Harman US

Gladstone, IL Weather & Growing Conditions

Tonight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. Southwest wind around 10 mph, with gusts as high as 20 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 52°F Mostly Cloudy 10 mph SW 7%
Wednesday 57°F Slight Chance Rain Showers 10 to 15 mph SW 17%
Wednesday Night 46°F Mostly Cloudy 10 mph SW 5%
Thursday 56°F Chance Rain Showers 10 mph W 37%
Thursday Night 43°F Chance Rain Showers 5 to 10 mph NW 27%
Friday 51°F Partly Sunny 5 to 10 mph N 9%
Friday Night 33°F Partly Cloudy 0 to 5 mph N 0%
Saturday 52°F Mostly Sunny 0 to 5 mph NW 0%
Saturday Night 35°F Mostly Clear 0 mph 1%
Sunday 58°F Sunny 0 to 5 mph W 1%
Sunday Night 36°F Clear 0 to 5 mph W 0%
Monday 63°F Sunny 0 to 10 mph SW 0%
Monday Night 41°F Mostly Clear 0 to 5 mph W 0%
Tuesday 64°F Sunny 0 to 5 mph NW 0%

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

Growing snapshot for Gladstone, IL

Last spring frost
Apr 8
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
6a

Explore more for Gladstone, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Gladstone Dam 18, Il (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.