Brocton, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brocton, a village in Edgar County, Illinois.
Overnight
68°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3am and 5am. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 20%.
7-day forecast for Brocton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Slight Chance Showers And Thunderstorms | 6 mph SE | 16% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 7 mph S | 35% |
| Saturday Night | 69°F | Mostly Cloudy | 6 mph S | 11% |
| Sunday | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 3 to 10 mph NNW | 45% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 64% |
| Monday | 71°F | Showers And Thunderstorms Likely | 13 to 16 mph NE | 70% |
| Monday Night | 54°F | Chance Rain Showers | 12 to 16 mph NE | 51% |
| Tuesday | 69°F | Chance Showers And Thunderstorms | 14 mph NE | 28% |
| Tuesday Night | 53°F | Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 14 mph NNE | 28% |
| Wednesday | 71°F | Mostly Sunny | 12 mph NNE | 6% |
| Wednesday Night | 54°F | Partly Cloudy | 5 to 12 mph N | 5% |
| Thursday | 72°F | Partly Sunny | 6 to 9 mph NNE | 2% |
| Thursday Night | 55°F | Partly Cloudy | 5 to 8 mph NNE | 3% |
| Friday | 75°F | Mostly Sunny | 6 to 10 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Brocton (39.715, -87.934). Updated through the day.
Growing snapshot for Brocton
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6a
More local growing data for Brocton: nearby ZIP 61917 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Paris Stp, Il (13.9 mi from Brocton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.