Fithian, IL Weather & Growing Conditions

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

Tonight

67°F

Partly Cloudy

Partly cloudy, with a low around 67. East southeast wind around 8 mph, with gusts as high as 16 mph.

7-day forecast for Fithian

When	Temp	Forecast	Wind	Precip
Tonight	67°F	Partly Cloudy	8 mph ESE	7%
Saturday	88°F	Chance Showers And Thunderstorms	6 to 9 mph S	39%
Saturday Night	69°F	Slight Chance Showers And Thunderstorms	7 mph S	31%
Sunday	84°F	Showers And Thunderstorms Likely	2 to 9 mph N	55%
Sunday Night	60°F	Showers And Thunderstorms Likely	9 to 13 mph NE	62%
Monday	70°F	Showers And Thunderstorms Likely	12 to 15 mph NE	66%
Monday Night	54°F	Chance Showers And Thunderstorms	10 to 16 mph NE	48%
Tuesday	68°F	Chance Showers And Thunderstorms	13 mph NE	32%
Tuesday Night	53°F	Mostly Cloudy	6 to 13 mph NNE	14%
Wednesday	69°F	Partly Sunny	9 mph NNE	4%
Wednesday Night	54°F	Mostly Cloudy	3 to 9 mph NNE	4%
Thursday	72°F	Partly Sunny	3 to 8 mph NNE	5%
Thursday Night	55°F	Partly Cloudy	3 to 7 mph NNE	3%
Friday	73°F	Mostly Sunny	3 to 8 mph NNE	3%

Forecast source: National Weather Service (api.weather.gov) for Fithian (40.114, -87.875). Updated through the day.

Growing snapshot for Fithian

Last spring frost

Apr 20

First fall frost

Oct 21

Growing season

182 days

Hardiness zone

More local growing data for Fithian: nearby ZIP 61844 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Ogden, Il (5.2 mi from Fithian). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.