Brocton, IL Weather & Growing Conditions
Tonight
68°F
Partly Cloudy
Partly cloudy, with a low around 68. East southeast wind around 8 mph, with gusts as high as 16 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Partly Cloudy | 8 mph ESE | 6% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 8 mph S | 35% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms | 7 mph S | 23% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 3 to 10 mph WNW | 35% |
| Sunday Night | 61°F | Showers And Thunderstorms Likely | 9 to 14 mph NE | 60% |
| Monday | 73°F | Showers And Thunderstorms Likely | 12 to 15 mph NE | 61% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 10 to 17 mph NE | 54% |
| Tuesday | 70°F | Chance Showers And Thunderstorms | 15 mph NE | 36% |
| Tuesday Night | 53°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 15 mph NNE | 15% |
| Wednesday | 72°F | Partly Sunny | 10 mph NNE | 3% |
| Wednesday Night | 54°F | Mostly Cloudy | 5 to 10 mph NNE | 3% |
| Thursday | 73°F | Partly Sunny | 5 to 9 mph N | 2% |
| Thursday Night | 55°F | Partly Cloudy | 5 to 8 mph NNE | 2% |
| Friday | 74°F | Mostly Sunny | 5 to 9 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brocton, IL
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6a
Explore more for Brocton, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Paris Stp, Il (13.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.