Harman US

Morris, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Morris, a city in Grundy County, Illinois.

Tonight
59°F
Rain Showers
Rain showers. Cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Morris

WhenTempForecastWindPrecip
Tonight 59°F Rain Showers 15 mph S 85%
Wednesday 63°F Chance Rain Showers then Mostly Cloudy 15 mph SSW 45%
Wednesday Night 48°F Mostly Cloudy 10 to 15 mph SW 11%
Thursday 59°F Mostly Cloudy then Slight Chance Rain Showers 10 to 15 mph WSW 22%
Thursday Night 43°F Chance Rain Showers 5 to 10 mph WNW 35%
Friday 54°F Slight Chance Rain Showers 10 mph N 23%
Friday Night 36°F Partly Cloudy 0 to 10 mph NNW 3%
Saturday 53°F Mostly Sunny 0 to 5 mph WNW 5%
Saturday Night 34°F Partly Cloudy 0 mph 3%
Sunday 58°F Mostly Sunny 0 to 10 mph W 12%
Sunday Night 34°F Mostly Clear 0 to 5 mph WNW 8%
Monday 63°F Sunny 0 to 10 mph WSW 3%
Monday Night 39°F Mostly Clear 5 mph WSW 1%
Tuesday 64°F Sunny 5 mph WNW 0%

Forecast source: National Weather Service (api.weather.gov) for Morris (41.380, -88.424). Updated through the day.

Growing snapshot for Morris

Last spring frost
Apr 20
First fall frost
Oct 23
Growing season
184 days
Hardiness zone
5b

More local growing data for Morris: nearby ZIP 60450 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Morris 1 Nw, Il (0.1 mi from Morris). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.