Humboldt, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Humboldt, a village in Coles County, Illinois.
This Afternoon
89°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny. High near 89, with temperatures falling to around 83 in the afternoon. East northeast wind around 9 mph. Chance of precipitation is 20%.
7-day forecast for Humboldt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Slight Chance Showers And Thunderstorms | 9 mph ENE | 23% |
| Tonight | 70°F | Partly Cloudy | 9 mph ESE | 14% |
| Saturday | 91°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 7 to 10 mph SSW | 33% |
| Saturday Night | 70°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 9 mph S | 17% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 3 to 10 mph NW | 32% |
| Sunday Night | 61°F | Showers And Thunderstorms Likely | 8 to 12 mph NE | 58% |
| Monday | 74°F | Showers And Thunderstorms Likely | 14 mph NE | 64% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 9 to 15 mph NE | 61% |
| Tuesday | 70°F | Chance Showers And Thunderstorms then Mostly Cloudy | 14 mph NE | 34% |
| Tuesday Night | 52°F | Mostly Cloudy | 6 to 14 mph NNE | 10% |
| Wednesday | 72°F | Partly Sunny | 10 mph NNE | 2% |
| Wednesday Night | 53°F | Partly Cloudy | 5 to 10 mph NNE | 2% |
| Thursday | 73°F | Mostly Sunny | 5 to 9 mph NNE | 2% |
| Thursday Night | 54°F | Partly Cloudy | 3 to 8 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Humboldt (39.605, -88.320). Updated through the day.
Growing snapshot for Humboldt
Last spring frost
Apr 11
First fall frost
Oct 29
Growing season
199 days
Hardiness zone
6a
More local growing data for Humboldt: nearby ZIP 61931 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mattoon, Il (7.9 mi from Humboldt). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.