Robinson, IL Weather & Growing Conditions
This Afternoon
94°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. West southwest wind around 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Slight Chance Showers And Thunderstorms | 8 mph WSW | 18% |
| Tonight | 70°F | Mostly Cloudy | 6 mph S | 12% |
| Sunday | 92°F | Mostly Sunny | 6 to 10 mph W | 14% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 7 to 12 mph NNE | 47% |
| Monday | 79°F | Chance Showers And Thunderstorms | 7 to 12 mph NE | 49% |
| Monday Night | 58°F | Chance Rain Showers | 9 to 13 mph NE | 48% |
| Tuesday | 73°F | Chance Showers And Thunderstorms | 13 mph NE | 41% |
| Tuesday Night | 56°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 13 mph NNE | 17% |
| Wednesday | 73°F | Partly Sunny | 8 to 12 mph N | 12% |
| Wednesday Night | 56°F | Mostly Cloudy | 5 to 12 mph N | 4% |
| Thursday | 75°F | Partly Sunny | 6 to 9 mph N | 2% |
| Thursday Night | 57°F | Mostly Cloudy | 5 to 9 mph NNE | 2% |
| Friday | 77°F | Partly Sunny | 6 to 10 mph NNE | 3% |
| Friday Night | 56°F | Partly Cloudy | 5 to 9 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Robinson, IL
Last spring frost
Apr 13
First fall frost
Oct 22
Growing season
190 days
Hardiness zone
6b
Explore more for Robinson, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Robinson, Il (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.