Dalzell, IL Weather & Growing Conditions
This Afternoon
70°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a high near 70. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Showers And Thunderstorms | 15 mph S | 89% |
| Tonight | 54°F | Showers And Thunderstorms | 15 mph S | 92% |
| Wednesday | 58°F | Chance Rain Showers then Mostly Cloudy | 15 mph SW | 33% |
| Wednesday Night | 46°F | Mostly Cloudy | 10 to 15 mph SW | 13% |
| Thursday | 56°F | Chance Rain Showers | 10 to 15 mph WSW | 36% |
| Thursday Night | 43°F | Chance Rain Showers | 5 mph NW | 36% |
| Friday | 53°F | Slight Chance Rain Showers | 5 to 10 mph N | 18% |
| Friday Night | 35°F | Partly Cloudy | 0 to 5 mph NNW | 2% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph WNW | 3% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 5 mph WSW | 3% |
| Sunday | 57°F | Mostly Sunny | 5 to 10 mph W | 13% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 4% |
| Monday | 62°F | Sunny | 5 to 10 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 1% |
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 Nov 4, 2026.