Harman US

Armington, IL Weather & Growing Conditions

Today
87°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 87. Southeast wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 87°F Chance Showers And Thunderstorms 7 mph SE 26%
Tonight 68°F Chance Showers And Thunderstorms 3 to 7 mph SW 44%
Sunday 77°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 3 to 14 mph NNW 70%
Sunday Night 58°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 13 to 16 mph NE 66%
Monday 67°F Showers And Thunderstorms Likely 16 mph ENE 64%
Monday Night 53°F Chance Rain Showers 12 to 16 mph NE 47%
Tuesday 65°F Slight Chance Rain Showers 14 mph NE 23%
Tuesday Night 51°F Partly Cloudy 7 to 14 mph NNE 13%
Wednesday 68°F Mostly Sunny 12 mph NNE 3%
Wednesday Night 52°F Partly Cloudy 5 to 10 mph NNE 2%
Thursday 70°F Mostly Sunny 6 to 9 mph NNE 2%
Thursday Night 54°F Partly Cloudy 5 to 8 mph NE 2%
Friday 73°F Mostly Sunny 8 mph NE 3%
Friday Night 53°F Partly Cloudy 7 mph NE 3%

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

Growing snapshot for Armington, IL

Last spring frost
Apr 20
First fall frost
Oct 16
Growing season
179 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Lincoln, Il (13.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.