Dalzell, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Dalzell, IL in one place.
Mostly cloudy. Low around 59, with temperatures rising to around 62 overnight. Northeast wind around 10 mph.
Local Weather Overview
This forecast page for Dalzell, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 27, 2026 2:32 AM CDT.
The active forecast window currently covers Jun 27 to Jul 3, 2026 for Dalzell, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 27 to Jul 3, 2026
- Latest sync
- Jun 27, 2026 2:32 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Dalzell
Wednesday looks like the warmest upcoming period in Dalzell at 95 degrees F.
Overnight is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Sunday at about 5 to 15 mph SE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 27, 2026 2:32 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon. East wind 5 to 10 mph.
Partly cloudy, with a low around 65. East wind 5 to 10 mph.
Mostly sunny, with a high near 88. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Partly cloudy, with a low around 75.
Sunny, with a high near 92.
Mostly clear, with a low around 77.
Sunny, with a high near 94.
Mostly clear, with a low around 77.
Sunny, with a high near 95.
Mostly clear, with a low around 76.
A slight chance of showers and thunderstorms after 7am. Sunny, with a high near 94.
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75.
A chance of showers and thunderstorms. Sunny, with a high near 93. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jun 27
|
Mostly Cloudy
|
59°F |
10 mph
NE
|
|
Saturday
Jun 27
|
Partly Sunny
|
81°F |
5 to 10 mph
E
|
|
Saturday Night
Jun 27
|
Partly Cloudy
|
65°F |
5 to 10 mph
E
|
|
Sunday
Jun 28
|
Mostly Sunny
|
88°F |
5 to 15 mph
SE
|
|
Sunday Night
Jun 28
|
Partly Cloudy
|
75°F |
10 to 15 mph
S
|
|
Monday
Jun 29
|
Sunny
|
92°F |
10 to 15 mph
S
|
|
Monday Night
Jun 29
|
Mostly Clear
|
77°F |
10 to 15 mph
S
|
|
Tuesday
Jun 30
|
Sunny
|
94°F |
10 to 15 mph
SW
|
|
Tuesday Night
Jun 30
|
Mostly Clear
|
77°F |
5 to 15 mph
SW
|
|
Wednesday
Jul 1
|
Sunny
|
95°F |
5 to 10 mph
SW
|
|
Wednesday Night
Jul 1
|
Mostly Clear
|
76°F |
5 to 10 mph
S
|
|
Thursday
Jul 2
|
Slight Chance Showers And Thunderstorms
|
94°F |
5 to 10 mph
SW
|
|
Thursday Night
Jul 2
|
Slight Chance Showers And Thunderstorms
|
75°F |
5 to 10 mph
SW
|
|
Friday
Jul 3
|
Chance Showers And Thunderstorms
|
93°F |
5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Dalzell.