Calumet, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Calumet, IL in one place.
Showers and thunderstorms likely before 4pm, then showers and thunderstorms likely. Cloudy, with a high near 74. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Calumet, 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: Apr 15, 2026 1:49 PM CDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Calumet, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 1:49 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Calumet
Friday looks like the warmest upcoming period in Calumet at 78 degrees F.
Sunday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Today at about 15 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 1:49 PM CDT
- Coverage
- 7 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
Showers and thunderstorms likely before 10pm, then showers and thunderstorms. Cloudy. Low around 60, with temperatures rising to around 62 overnight. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Showers and thunderstorms likely. Mostly cloudy. High near 70, with temperatures falling to around 65 in the afternoon. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms likely before 7pm. Mostly cloudy, with a low around 50. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Partly sunny, with a high near 78. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Showers and thunderstorms after 7pm. Mostly cloudy, with a low around 54. Chance of precipitation is 80%.
Showers and thunderstorms. Partly sunny, with a high near 65.
A chance of rain showers before 4am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 38.
A slight chance of rain and snow showers before 7am. Mostly sunny, with a high near 52.
Partly cloudy, with a low around 37.
Sunny, with a high near 60.
Partly cloudy, with a low around 48.
Mostly sunny, with a high near 70.
A slight chance of rain showers after 7pm. Partly cloudy, with a low around 51.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Apr 15
|
Showers And Thunderstorms Likely
|
74°F |
15 mph
SW
|
|
Tonight
Apr 15
|
Showers And Thunderstorms Likely then Showers And Thunderstorms
|
60°F |
10 to 15 mph
SSW
|
|
Thursday
Apr 16
|
Showers And Thunderstorms Likely
|
70°F |
10 mph
W
|
|
Thursday Night
Apr 16
|
Showers And Thunderstorms Likely then Mostly Cloudy
|
50°F |
5 mph
E
|
|
Friday
Apr 17
|
Partly Sunny
|
78°F |
5 to 15 mph
SSE
|
|
Friday Night
Apr 17
|
Showers And Thunderstorms
|
54°F |
15 mph
SSW
|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
65°F |
15 mph
W
|
|
Saturday Night
Apr 18
|
Chance Rain Showers then Slight Chance Rain And Snow Showers
|
38°F |
15 mph
W
|
|
Sunday
Apr 19
|
Slight Chance Rain And Snow Showers then Mostly Sunny
|
52°F |
15 mph
WNW
|
|
Sunday Night
Apr 19
|
Partly Cloudy
|
37°F |
5 to 10 mph
NW
|
|
Monday
Apr 20
|
Sunny
|
60°F |
5 to 10 mph
SSW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
48°F |
10 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
70°F |
15 mph
SW
|
|
Tuesday Night
Apr 21
|
Slight Chance Rain Showers
|
51°F |
10 to 15 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Calumet.