10-day forecast for Sinclair, IL: 33° to 89°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Monday, October 12
71° · 0.37 in
Worst day: Wednesday, October 14
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1080° / 54°0
Morning61°feels 60°
Afternoon80°feels 80°
Evening62°feels 61°
Overnight61°feels 59°
80 °
Sinclair, Saturday, 10 October
Overcast. High 80°, low 54°.
Pressure30.06 inHg
Wind7.7 mph SE
Humidity45%
Visibility6.2 mi
Dew point54°
Sun, 1183° / 52°0
Morning59°feels 58°
Afternoon81°feels 81°
Evening73°feels 72°
Overnight59°feels 58°
83 °
Sinclair, Sunday, 11 October
Clear. High 83°, low 52°.
Pressure29.94 inHg
Wind2.9 mph S
Humidity49%
Visibility6.2 mi
Dew point55°
Mon, 1289° / 66°0
Morning68°feels 67°
Afternoon88°feels 87°
Evening81°feels 82°
Overnight69°feels 68°
89 °
Sinclair, Monday, 12 October
Mostly clear. High 89°, low 66°.
Pressure29.85 inHg
Wind12.1 mph SW
Humidity43%
Visibility6.2 mi
Dew point59°
Tue, 1389° / 73°0.01
Morning77°feels 77°
Afternoon88°feels 91°
Evening80°feels 83°
Overnight76°feels 76°
89 °
Sinclair, Tuesday, 13 October
Light rain. High 89°, low 73°.
Pressure29.85 inHg
Wind10.4 mph W
Humidity57%
Visibility6.2 mi
Dew point69°
Wed, 1471° / 66°0.37
Morning69°feels 70°
Afternoon70°feels 70°
Evening68°feels 67°
Overnight67°feels 67°
71 °
Sinclair, Wednesday, 14 October
Rain. High 71°, low 66°.
Pressure30.03 inHg
Wind11.2 mph NE
Humidity83%
Visibility—
Dew point65°
Thu, 1582° / 59°0.24
Morning64°feels 63°
Afternoon74°feels 75°
Evening75°feels 76°
Overnight69°feels 69°
82 °
Sinclair, Thursday, 15 October
Light rain. High 82°, low 59°.
Pressure29.88 inHg
Wind17.8 mph SW
Humidity73%
Visibility—
Dew point63°
Fri, 1665° / 49°0
Morning56°feels 54°
Afternoon58°feels 55°
Evening53°feels 49°
Overnight50°feels 45°
65 °
Sinclair, Friday, 16 October
Overcast. High 65°, low 49°.
Pressure30.12 inHg
Wind20.9 mph W
Humidity36%
Visibility—
Dew point32°
Sat, 1745° / 38°0
Morning40°feels 31°
Afternoon44°feels 37°
Evening42°feels 36°
Overnight38°feels 32°
45 °
Sinclair, Saturday, 17 October
Overcast. High 45°, low 38°.
Pressure30.42 inHg
Wind19.6 mph W
Humidity49%
Visibility—
Dew point26°
Sun, 1853° / 33°0
Morning38°feels 34°
Afternoon50°feels 46°
Evening45°feels 42°
Overnight41°feels 38°
53 °
Sinclair, Sunday, 18 October
Clear. High 53°, low 33°.
Pressure30.50 inHg
Wind6.2 mph SE
Humidity34%
Visibility—
Dew point21°
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 Sinclair, 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.