Fairmount, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairmount, a village in Vermilion County, Illinois.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South wind around 5 mph.
7-day forecast for Fairmount
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 mph S | 0% |
| Tonight | 64°F | Mostly Clear | 3 mph SSE | 0% |
| Wednesday | 85°F | Sunny | 2 to 6 mph S | 1% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 mph S | 49% |
| Thursday | 82°F | Showers And Thunderstorms | 2 to 6 mph S | 75% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms | 3 mph S | 48% |
| Friday | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 3 mph SSW | 25% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 2 mph SSW | 25% |
| Saturday | 85°F | Slight Chance Rain Showers then Mostly Sunny | 5 mph SSW | 15% |
| Saturday Night | 69°F | Mostly Clear | 2 to 7 mph SSW | 14% |
| Sunday | 87°F | Sunny | 7 to 12 mph SSW | 10% |
| Sunday Night | 71°F | Partly Cloudy | 10 mph SSW | 11% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph SSW | 18% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph SW | 29% |
Forecast source: National Weather Service (api.weather.gov) for Fairmount (40.046, -87.829). Updated through the day.
Growing snapshot for Fairmount
Last spring frost
Apr 19
First fall frost
Oct 19
Growing season
181 days
Hardiness zone
6a
More local growing data for Fairmount: nearby ZIP 61841 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Allerton
Alvan (Alvin)
Belgium
Bismarck
Catlin
Danville
East Lynn
Fithian
Georgetown
Henning
Hoopeston
Indianola
Muncie
Oakwood
Olivet
Potomac
Rankin
Ridge Farm
Rossville
Sidell
Tilton
Westville
Climate data from the nearest NOAA station, Sidell 4N, Il (4.6 mi from Fairmount). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.