10-day forecast for Sinclair, IL: 38° to 92°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Monday, October 12
83° · 1.33 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1083° / 56°0
Morning61°feels 60°
Afternoon82°feels 81°
Evening70°feels 69°
Overnight64°feels 62°
83 °
Sinclair, Saturday, 10 October
Overcast. High 83°, low 56°.
Pressure30.06 inHg
Wind6.8 mph SE
Humidity42%
Visibility6.2 mi
Dew point52°
Sun, 1181° / 61°0
Morning62°feels 61°
Afternoon79°feels 79°
Evening70°feels 69°
Overnight66°feels 65°
81 °
Sinclair, Sunday, 11 October
Clear. High 81°, low 61°.
Pressure29.94 inHg
Wind1.4 mph NW
Humidity51%
Visibility6.2 mi
Dew point55°
Mon, 1290° / 67°0
Morning69°feels 69°
Afternoon88°feels 88°
Evening83°feels 83°
Overnight68°feels 67°
90 °
Sinclair, Monday, 12 October
Clear. High 90°, low 67°.
Pressure29.85 inHg
Wind11.3 mph SW
Humidity43%
Visibility6.2 mi
Dew point61°
Tue, 1392° / 73°0.02
Morning78°feels 78°
Afternoon89°feels 91°
Evening84°feels 86°
Overnight77°feels 76°
92 °
Sinclair, Tuesday, 13 October
Light rain. High 92°, low 73°.
Pressure29.80 inHg
Wind11 mph SW
Humidity46%
Visibility—
Dew point64°
Wed, 1479° / 67°1.21
Morning73°feels 74°
Afternoon77°feels 78°
Evening69°feels 71°
Overnight67°feels 68°
79 °
Sinclair, Wednesday, 14 October
Rain. High 79°, low 67°.
Pressure29.85 inHg
Wind10.6 mph SW
Humidity78%
Visibility—
Dew point70°
Thu, 1583° / 63°1.33
Morning68°feels 70°
Afternoon81°feels 84°
Evening73°feels 74°
Overnight67°feels 66°
83 °
Sinclair, Thursday, 15 October
Heavy rain. High 83°, low 63°.
Pressure29.77 inHg
Wind19.7 mph SW
Humidity66%
Visibility—
Dew point67°
Fri, 1658° / 49°0
Morning51°feels 49°
Afternoon54°feels 51°
Evening50°feels 47°
Overnight49°feels 44°
58 °
Sinclair, Friday, 16 October
Overcast. High 58°, low 49°.
Pressure30.15 inHg
Wind21.2 mph W
Humidity37%
Visibility—
Dew point28°
Sat, 1749° / 40°0
Morning42°feels 37°
Afternoon47°feels 42°
Evening44°feels 41°
Overnight43°feels 39°
49 °
Sinclair, Saturday, 17 October
Overcast. High 49°, low 40°.
Pressure30.36 inHg
Wind13.3 mph NW
Humidity49%
Visibility—
Dew point29°
Sun, 1857° / 38°0
Morning42°feels 42°
Afternoon53°feels 51°
Evening49°feels 48°
Overnight45°feels 44°
57 °
Sinclair, Sunday, 18 October
Clear. High 57°, low 38°.
Pressure30.33 inHg
Wind4.9 mph S
Humidity43%
Visibility—
Dew point30°
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.