Tremont, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Tremont, IL in one place.
Showers and thunderstorms likely. Cloudy, with a high near 75. South southwest wind around 15 mph, with gusts as high as 23 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 Tremont, 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 3:48 PM CDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Tremont, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 3:48 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Tremont
Friday looks like the warmest upcoming period in Tremont at 83 degrees F.
Saturday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Friday at about 6 to 18 mph SSE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 3:48 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 10pm, then showers and thunderstorms between 10pm and 1am, then a chance of showers and thunderstorms between 1am and 4am. Some of the storms could produce heavy rain. Cloudy, with a low around 60. South southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Mostly sunny, with a high near 76. West southwest wind 9 to 14 mph, with gusts as high as 22 mph. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly clear, with a low around 54. South southwest wind 2 to 6 mph.
A chance of rain showers between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83. South southeast wind 6 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 46. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Showers and thunderstorms. Mostly sunny, with a high near 57. West northwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of rain showers before 7pm. Mostly clear, with a low around 36.
Sunny, with a high near 57.
Mostly clear, with a low around 37.
Sunny, with a high near 67.
Mostly clear, with a low around 50.
Mostly sunny, with a high near 74.
Partly cloudy, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 15
|
Showers And Thunderstorms Likely
|
75°F |
15 mph
SSW
|
|
Tonight
Apr 15
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
60°F |
14 mph
SSW
|
|
Thursday
Apr 16
|
Mostly Sunny
|
76°F |
9 to 14 mph
WSW
|
|
Thursday Night
Apr 16
|
Mostly Clear
|
54°F |
2 to 6 mph
SSW
|
|
Friday
Apr 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
83°F |
6 to 18 mph
SSE
|
|
Friday Night
Apr 17
|
Showers And Thunderstorms
|
46°F |
15 mph
SSW
|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
57°F |
14 to 17 mph
WNW
|
|
Saturday Night
Apr 18
|
Slight Chance Rain Showers then Mostly Clear
|
36°F |
8 to 15 mph
WNW
|
|
Sunday
Apr 19
|
Sunny
|
57°F |
8 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
37°F |
5 to 10 mph
NNE
|
|
Monday
Apr 20
|
Sunny
|
67°F |
6 to 12 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
50°F |
12 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
74°F |
12 to 17 mph
SW
|
|
Tuesday Night
Apr 21
|
Partly Cloudy
|
52°F |
8 to 13 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Tremont.
