La Fayette, IL Weather & Growing Conditions
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. South southwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 8 mph SSW | 0% |
| Tonight | 67°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SSE | 42% |
| Wednesday | 80°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 6 mph WSW | 62% |
| Wednesday Night | 64°F | Showers And Thunderstorms | 5 mph N | 83% |
| Thursday | 79°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph NNE | 63% |
| Thursday Night | 63°F | Mostly Clear | 0 to 3 mph ENE | 9% |
| Friday | 81°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph SSE | 17% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 2 mph SSE | 17% |
| Saturday | 84°F | Sunny | 3 to 7 mph SSW | 10% |
| Saturday Night | 70°F | Mostly Clear | 5 to 10 mph S | 9% |
| Sunday | 86°F | Sunny | 9 to 14 mph SSW | 9% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms | 8 to 12 mph S | 31% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 8 to 12 mph SSW | 31% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 12 mph SSW | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for La Fayette, IL
Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
166 days
Hardiness zone
5b
Explore more for La Fayette, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Galva, Il (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.