Catlin, IL Weather & Growing Conditions
Today
84°F
Sunny
Sunny, with a high near 84. South wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 3 mph S | 0% |
| Tonight | 64°F | Mostly Clear | 3 mph SSE | 0% |
| Wednesday | 85°F | Sunny | 2 to 6 mph SSW | 1% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 mph S | 44% |
| Thursday | 82°F | Showers And Thunderstorms | 2 to 6 mph S | 75% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms | 3 mph S | 50% |
| Friday | 83°F | Chance Showers And Thunderstorms | 3 mph SSW | 25% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 2 mph S | 25% |
| Saturday | 85°F | Mostly Sunny | 2 to 6 mph SSW | 14% |
| Saturday Night | 69°F | Mostly Clear | 2 to 7 mph SSW | 14% |
| Sunday | 87°F | Sunny | 7 to 13 mph SSW | 10% |
| Sunday Night | 71°F | Partly Cloudy | 8 to 12 mph SSW | 12% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 18% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Catlin, IL
Last spring frost
Apr 19
First fall frost
Oct 19
Growing season
181 days
Hardiness zone
6a
Explore more for Catlin, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Sidell 4N, Il (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.