Carbon Cliff, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Carbon Cliff, a village in Rock Island County, Illinois.
Today
86°F
Mostly Sunny
Mostly sunny. High near 86, with temperatures falling to around 84 in the afternoon. Southwest wind 5 to 10 mph.
7-day forecast for Carbon Cliff
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 5 to 10 mph SW | 7% |
| Tonight | 68°F | Showers And Thunderstorms Likely | 5 mph NW | 73% |
| Wednesday | 79°F | Showers And Thunderstorms | 5 mph N | 79% |
| Wednesday Night | 63°F | Showers And Thunderstorms | 0 to 5 mph N | 76% |
| Thursday | 80°F | Chance Rain Showers then Mostly Sunny | 5 mph NE | 50% |
| Thursday Night | 62°F | Mostly Clear | 0 to 5 mph NE | 11% |
| Friday | 83°F | Mostly Sunny | 0 to 5 mph S | 6% |
| Friday Night | 65°F | Mostly Clear | 0 to 5 mph S | 9% |
| Saturday | 85°F | Sunny | 5 to 10 mph S | 9% |
| Saturday Night | 71°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 15% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms then Sunny | 10 to 15 mph SW | 15% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 35% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 35% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph W | 35% |
Forecast source: National Weather Service (api.weather.gov) for Carbon Cliff (41.498, -90.392). Updated through the day.
Growing snapshot for Carbon Cliff
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
190 days
Hardiness zone
5b
More local growing data for Carbon Cliff: nearby ZIP 61239 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Andalusia
Barstow
Buffalo Prairie
Coal Valley
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East Moline
Edgington
Hampton
Hillsdale
Illinois City
Joslin
Milan
Moline
Oak Grove
Port Byron
Rapids City
Rock Island
Silvis
Taylor Ridge
Climate data from the nearest NOAA station, Le Claire L&D 14, Ia (5.5 mi from Carbon Cliff). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.