Saybrook, IL Weather Forecast
Local 7-day forecast
Patchy Fog
Track current conditions, temperature changes, wind, and the full daily outlook for Saybrook, IL in one place.
Patchy fog after 5am. Mostly clear, with a low around 60. North northeast wind around 6 mph.
Local Weather Overview
This forecast page for Saybrook, 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: Aug 3, 2026 2:43 AM CDT.
The active forecast window currently covers Aug 3 to Aug 9, 2026 for Saybrook, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 3 to Aug 9, 2026
- Latest sync
- Aug 3, 2026 2:43 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Saybrook
Sunday looks like the warmest upcoming period in Saybrook at 85 degrees F.
Overnight is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Sunday at about 8 to 12 mph SSW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 3, 2026 2:43 AM 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
Patchy fog before 8am. Mostly sunny, with a high near 81. Northeast wind around 5 mph.
Mostly clear, with a low around 61. East southeast wind around 5 mph.
Sunny, with a high near 81. South southeast wind around 6 mph.
Mostly clear, with a low around 62. South southeast wind around 5 mph.
Mostly sunny, with a high near 82. South wind around 5 mph.
A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Partly cloudy, with a low around 65. South southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 81.
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 3
|
Patchy Fog
|
60°F |
6 mph
NNE
|
|
Monday
Aug 3
|
Patchy Fog then Mostly Sunny
|
81°F |
5 mph
NE
|
|
Monday Night
Aug 3
|
Mostly Clear
|
61°F |
5 mph
ESE
|
|
Tuesday
Aug 4
|
Sunny
|
81°F |
6 mph
SSE
|
|
Tuesday Night
Aug 4
|
Mostly Clear
|
62°F |
5 mph
SSE
|
|
Wednesday
Aug 5
|
Mostly Sunny
|
82°F |
5 mph
S
|
|
Wednesday Night
Aug 5
|
Chance Showers And Thunderstorms
|
65°F |
5 mph
SSE
|
|
Thursday
Aug 6
|
Showers And Thunderstorms Likely
|
79°F |
7 mph
WSW
|
|
Thursday Night
Aug 6
|
Chance Showers And Thunderstorms
|
64°F |
6 mph
ENE
|
|
Friday
Aug 7
|
Chance Showers And Thunderstorms
|
81°F |
6 mph
SSE
|
|
Friday Night
Aug 7
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
66°F |
5 mph
SSW
|
|
Saturday
Aug 8
|
Slight Chance Showers And Thunderstorms
|
83°F |
6 mph
SW
|
|
Saturday Night
Aug 8
|
Slight Chance Showers And Thunderstorms
|
68°F |
7 mph
SSW
|
|
Sunday
Aug 9
|
Slight Chance Showers And Thunderstorms
|
85°F |
8 to 12 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saybrook.