Colfax, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Colfax, a village in Mclean County, Illinois.
This Afternoon
71°F
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 71. South wind 18 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Colfax
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Chance Light Rain | 18 to 23 mph S | 46% |
| Tonight | 54°F | Light Rain | 15 to 18 mph S | 91% |
| Wednesday | 61°F | Chance Light Rain then Mostly Cloudy | 14 to 17 mph SSW | 31% |
| Wednesday Night | 44°F | Mostly Cloudy | 12 mph SW | 5% |
| Thursday | 60°F | Partly Sunny | 10 to 16 mph WSW | 6% |
| Thursday Night | 41°F | Mostly Cloudy then Chance Light Rain | 5 to 8 mph WNW | 27% |
| Friday | 55°F | Slight Chance Light Rain then Partly Sunny | 7 to 12 mph NNW | 18% |
| Friday Night | 34°F | Mostly Cloudy | 3 to 10 mph NNW | 5% |
| Saturday | 53°F | Mostly Sunny | 6 mph WNW | 3% |
| Saturday Night | 32°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 59°F | Sunny | 5 to 10 mph W | 11% |
| Sunday Night | 33°F | Mostly Clear | 7 mph WNW | 8% |
| Monday | 63°F | Sunny | 5 to 12 mph WSW | 3% |
| Monday Night | 38°F | Mostly Clear | 6 to 9 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Colfax (40.567, -88.616). Updated through the day.
Growing snapshot for Colfax
Last spring frost
Apr 23
First fall frost
Oct 15
Growing season
174 days
Hardiness zone
6a
More local growing data for Colfax: nearby ZIP 61728 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
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Bloomington
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Downs
Ellsworth
Gridley
Heyworth
Hudson
Kappa
Le Roy
Lexington
McLean
Normal
Saybrook
Shirley
Stanford
Towanda
Twin Grove
Climate data from the nearest NOAA station, Chenoa, Il (12.2 mi from Colfax). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.