Calumet City, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Calumet City, IL in one place.
Sunny, with a high near 83. South wind 0 to 5 mph, with gusts as high as 15 mph.
Local Weather Overview
This forecast page for Calumet City, 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: May 24, 2026 3:09 AM CDT.
The active forecast window currently covers May 25 to May 30, 2026 for Calumet City, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 25 to May 30, 2026
- Latest sync
- May 24, 2026 3:09 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Calumet City
Memorial Day looks like the warmest upcoming period in Calumet City at 83 degrees F.
Friday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Friday at about 5 to 15 mph NE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 3:09 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 63. South southeast wind 0 to 5 mph, with gusts as high as 10 mph.
Partly sunny, with a high near 82.
A chance of rain showers after 7pm. Mostly cloudy, with a low around 65.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
A chance of rain showers. Partly sunny, with a high near 75.
A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 58.
Partly sunny, with a high near 73.
Partly cloudy, with a low around 55.
Mostly sunny, with a high near 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Memorial Day
May 25
|
Sunny
|
83°F |
0 to 5 mph
S
|
|
Monday Night
May 25
|
Partly Cloudy
|
63°F |
0 to 5 mph
SSE
|
|
Tuesday
May 26
|
Partly Sunny
|
82°F |
5 to 10 mph
ESE
|
|
Tuesday Night
May 26
|
Chance Rain Showers
|
65°F |
0 to 5 mph
E
|
|
Wednesday
May 27
|
Chance Rain Showers
|
80°F |
0 to 10 mph
E
|
|
Wednesday Night
May 27
|
Chance Showers And Thunderstorms
|
60°F |
5 to 10 mph
NE
|
|
Thursday
May 28
|
Chance Rain Showers
|
75°F |
5 to 10 mph
NNE
|
|
Thursday Night
May 28
|
Slight Chance Rain Showers then Mostly Cloudy
|
58°F |
5 to 10 mph
NE
|
|
Friday
May 29
|
Partly Sunny
|
73°F |
5 to 15 mph
NE
|
|
Friday Night
May 29
|
Partly Cloudy
|
55°F |
5 to 15 mph
NE
|
|
Saturday
May 30
|
Mostly Sunny
|
74°F |
5 to 15 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Calumet City.