Greenup, IL Weather & Growing Conditions
Tonight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. Southeast wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Partly Cloudy | 7 mph SE | 6% |
| Saturday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 9 mph SSW | 20% |
| Saturday Night | 71°F | Mostly Cloudy | 5 to 8 mph S | 13% |
| Sunday | 91°F | Chance Showers And Thunderstorms | 3 to 8 mph WNW | 25% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 10 mph NNE | 47% |
| Monday | 77°F | Rain Showers Likely | 13 mph NE | 60% |
| Monday Night | 57°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 10 to 14 mph NE | 59% |
| Tuesday | 72°F | Chance Showers And Thunderstorms then Partly Sunny | 13 mph NNE | 39% |
| Tuesday Night | 54°F | Mostly Cloudy | 7 to 13 mph NNE | 7% |
| Wednesday | 73°F | Partly Sunny | 10 mph NNE | 4% |
| Wednesday Night | 54°F | Partly Cloudy | 5 to 10 mph NNE | 3% |
| Thursday | 74°F | Mostly Sunny | 6 to 9 mph NNE | 3% |
| Thursday Night | 55°F | Partly Cloudy | 5 to 9 mph NNE | 3% |
| Friday | 75°F | Mostly Sunny | 6 to 9 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greenup, IL
Last spring frost
Apr 14
First fall frost
Oct 20
Growing season
187 days
Hardiness zone
6b
Explore more for Greenup, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Casey, Il (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.