Dalzell, IL Weather & Growing Conditions
This Afternoon
74°F
Mostly Sunny
Mostly sunny, with a high near 74. East southeast wind around 10 mph, with gusts as high as 20 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 10 mph ESE | 13% |
| Tonight | 66°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 mph ESE | 30% |
| Saturday | 82°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph SSE | 60% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph NNW | 79% |
| Sunday | 73°F | Rain Showers | 5 to 15 mph NNE | 79% |
| Sunday Night | 58°F | Showers And Thunderstorms | 15 mph NE | 77% |
| Monday | 66°F | Showers And Thunderstorms Likely | 15 mph ENE | 62% |
| Monday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 40% |
| Tuesday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 31% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 to 15 mph NNE | 7% |
| Wednesday | 68°F | Partly Sunny | 5 to 10 mph NNE | 5% |
| Wednesday Night | 52°F | Partly Cloudy | 5 to 10 mph NNE | 5% |
| Thursday | 70°F | Mostly Sunny | 5 mph NNE | 3% |
| Thursday Night | 54°F | Partly Cloudy | 0 to 5 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dalzell, IL
Last spring frost
Apr 24
First fall frost
Oct 18
Growing season
176 days
Hardiness zone
5b
Explore more for Dalzell, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Peru, Il (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.