10-day forecast for Saybrook, IL: 58° to 92°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Sunday, August 9
65° · 0.17 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0992° / 67°0
Morning74°feels 76°
Afternoon90°feels 103°
Evening85°feels 96°
Overnight68°feels 69°
92 °
Saybrook, Sunday, 9 August
Clear. High 92°, low 67°.
Pressure29.97 inHg
Wind13.5 mph S
Humidity76%
Visibility6.2 mi
Dew point75°
Mon, 1088° / 76°0.04
Morning78°feels 80°
Afternoon87°feels 97°
Evening80°feels 80°
Overnight79°feels 79°
88 °
Saybrook, Monday, 10 August
Light rain. High 88°, low 76°.
Pressure29.94 inHg
Wind10.4 mph SW
Humidity73%
Visibility6.2 mi
Dew point75°
Tue, 1186° / 71°0.21
Morning74°feels 76°
Afternoon81°feels 84°
Evening80°feels 86°
Overnight74°feels 75°
86 °
Saybrook, Tuesday, 11 August
Rain. High 86°, low 71°.
Pressure29.83 inHg
Wind6.6 mph SW
Humidity82%
Visibility6.2 mi
Dew point73°
Wed, 1282° / 71°0.03
Morning72°feels 74°
Afternoon83°feels 89°
Evening73°feels 75°
Overnight74°feels 76°
82 °
Saybrook, Wednesday, 12 August
Light rain. High 82°, low 71°.
Pressure29.85 inHg
Wind1.5 mph SE
Humidity78%
Visibility6.2 mi
Dew point73°
Thu, 1377° / 63°0.11
Morning68°feels 69°
Afternoon76°feels 77°
Evening67°feels 68°
Overnight65°feels 66°
77 °
Saybrook, Thursday, 13 August
Light rain. High 77°, low 63°.
Pressure29.97 inHg
Wind10.8 mph E
Humidity70%
Visibility—
Dew point65°
Fri, 1476° / 61°0
Morning65°feels 65°
Afternoon75°feels 75°
Evening70°feels 71°
Overnight64°feels 64°
76 °
Saybrook, Friday, 14 August
Partly cloudy. High 76°, low 61°.
Pressure30.09 inHg
Wind8.4 mph E
Humidity70%
Visibility—
Dew point63°
Sat, 1565° / 59°0.17
Morning61°feels 61°
Afternoon61°feels 61°
Evening64°feels 64°
Overnight61°feels 60°
65 °
Saybrook, Saturday, 15 August
Light rain. High 65°, low 59°.
Pressure30.27 inHg
Wind11.2 mph S
Humidity95%
Visibility—
Dew point59°
Sun, 1668° / 58°0
Morning63°feels 63°
Afternoon67°feels 67°
Evening68°feels 68°
Overnight63°feels 63°
68 °
Saybrook, Sunday, 16 August
Overcast. High 68°, low 58°.
Pressure30.12 inHg
Wind7.2 mph SE
Humidity83%
Visibility—
Dew point60°
Mon, 1777° / 62°0.05
Morning67°feels 67°
Afternoon74°feels 75°
Evening73°feels 74°
Overnight68°feels 69°
77 °
Saybrook, Monday, 17 August
Light rain. High 77°, low 62°.
Pressure30.06 inHg
Wind4.8 mph N
Humidity79%
Visibility—
Dew point66°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Saybrook, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.