Papineau, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Papineau, a village in Iroquois County, Illinois.
Overnight
65°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Papineau
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Slight Chance Showers And Thunderstorms | 5 mph SE | 23% |
| Saturday | 81°F | Showers And Thunderstorms Likely | 5 mph ESE | 85% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 65% |
| Sunday | 73°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 10 mph N | 74% |
| Sunday Night | 55°F | Chance Showers And Thunderstorms | 10 mph NE | 48% |
| Monday | 66°F | Rain Showers Likely | 10 mph ENE | 57% |
| Monday Night | 50°F | Chance Rain Showers | 10 mph NE | 44% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 mph NE | 20% |
| Tuesday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NNE | 20% |
| Wednesday | 67°F | Partly Sunny | 5 to 10 mph NNE | 6% |
| Wednesday Night | 51°F | Mostly Cloudy | 5 mph NNE | 3% |
| Thursday | 69°F | Partly Sunny | 5 mph NNE | 2% |
| Thursday Night | 52°F | Mostly Cloudy | 0 to 5 mph NNE | 2% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Papineau (40.968, -87.716). Updated through the day.
Growing snapshot for Papineau
Last spring frost
Apr 24
First fall frost
Oct 16
Growing season
174 days
Hardiness zone
5b
More local growing data for Papineau: nearby ZIP 60956 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Ashkum
Beaverville
Buckley
Cissna Park
Clifton
Crescent City
Danforth
Donovan
Gilman
Iroquois
Loda
Martinton
Milford
Onarga
Sheldon
Thawville
Watseka
Wellington
Woodland
Climate data from the nearest NOAA station, Watseka 2 Nw, Il (12.2 mi from Papineau). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.