Saybrook, IL Weather Forecast

Local 7-day forecast

70°
F

Mostly Cloudy

Track current conditions, temperature changes, wind, and the full daily outlook for Saybrook, IL in one place.

Friday, September 25, 2026
Wind: 7 mph ENE
Friday

Mostly cloudy, with a high near 70. East northeast wind around 7 mph.

Local 7-day forecast

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: Sep 24, 2026 11:13 AM CDT.

The active forecast window currently covers Sep 25 to Sep 30, 2026 for Saybrook, IL.

Page Snapshot

Page focus
city weather
Forecast window
Sep 25 to Sep 30, 2026
Latest sync
Sep 24, 2026 11:13 AM CDT
Forecast office
ILX
Source
NOAA / NWS
Next High
70°F
Friday
Next Low
53°F
Friday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
17 mph
Wednesday

Daily Outlook

Today
Sep 25
Mostly Cloudy
70 °F
/ 53°F
Wind 7 mph
Sat
Sep 26
Partly Sunny
70 °F
/ 55°F
Wind 6 mph
Sun
Sep 27
Partly Sunny
71 °F
/ 51°F
Wind 5 mph
Mon
Sep 28
Mostly Sunny
72 °F
/ 53°F
Wind 5 mph
Tue
Sep 29
Mostly Sunny then Slight Chance Showers And Thunderstorms
77 °F
/ 63°F
Wind 7 to 14 mph
Wed
Sep 30
Rain Showers Likely
74 °F
/ 60°F
Wind 17 mph

This Week in Saybrook

Tuesday looks like the warmest upcoming period in Saybrook at 77 degrees F.

Sunday Night is the coolest period ahead with temperatures near 51 degrees F.

The strongest winds are forecast for Wednesday at about 17 mph SSW.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
Sep 24, 2026 11:13 AM CDT
Coverage
6 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 source

Extended Forecast

Friday Night
Sep 25
53°F
Mostly Cloudy
7 mph ENE

Mostly cloudy, with a low around 53. East northeast wind around 7 mph.

Saturday
Sep 26
70°F
Partly Sunny
6 mph E

Partly sunny, with a high near 70. East wind around 6 mph.

Saturday Night
Sep 26
55°F
Mostly Cloudy
6 mph E

Mostly cloudy, with a low around 55. East wind around 6 mph.

Sunday
Sep 27
71°F
Partly Sunny
5 mph E

Partly sunny, with a high near 71. East wind around 5 mph.

Sunday Night
Sep 27
51°F
Partly Cloudy
6 mph ENE

Partly cloudy, with a low around 51.

Monday
Sep 28
72°F
Mostly Sunny
5 mph ESE

Mostly sunny, with a high near 72.

Monday Night
Sep 28
53°F
Mostly Clear
7 mph ESE

Mostly clear, with a low around 53.

Tuesday
Sep 29
77°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
7 to 14 mph SSE

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.

Tuesday Night
Sep 29
63°F
Chance Showers And Thunderstorms
14 mph S

A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.

Wednesday
Sep 30
74°F
Rain Showers Likely
17 mph SSW

Rain showers likely. Mostly cloudy, with a high near 74.

Wednesday Night
Sep 30
60°F
Chance Rain Showers
8 to 14 mph SSW

A chance of rain showers. Mostly cloudy, with a low around 60.

Detailed Forecast

Period Conditions Temp Wind
Friday
Sep 25
Mostly Cloudy
70°F
7 mph
ENE
Friday Night
Sep 25
Mostly Cloudy
53°F
7 mph
ENE
Saturday
Sep 26
Partly Sunny
70°F
6 mph
E
Saturday Night
Sep 26
Mostly Cloudy
55°F
6 mph
E
Sunday
Sep 27
Partly Sunny
71°F
5 mph
E
Sunday Night
Sep 27
Partly Cloudy
51°F
6 mph
ENE
Monday
Sep 28
Mostly Sunny
72°F
5 mph
ESE
Monday Night
Sep 28
Mostly Clear
53°F
7 mph
ESE
Tuesday
Sep 29
Mostly Sunny then Slight Chance Showers And Thunderstorms
77°F
7 to 14 mph
SSE
Tuesday Night
Sep 29
Chance Showers And Thunderstorms
63°F
14 mph
S
Wednesday
Sep 30
Rain Showers Likely
74°F
17 mph
SSW
Wednesday Night
Sep 30
Chance Rain Showers
60°F
8 to 14 mph
SSW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.