10-day forecast for Sinclair, IL: 29° to 90°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Tuesday, October 13
70° · 0.55 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1289° / 61°0
Morning68°feels 68°
Afternoon88°feels 88°
Evening81°feels 82°
Overnight63°feels 62°
89 °
Sinclair, Monday, 12 October
Clear. High 89°, low 61°.
Pressure29.88 inHg
Wind12.4 mph SW
Humidity45%
Visibility6.2 mi
Dew point61°
Tue, 1390° / 73°0
Morning74°feels 74°
Afternoon89°feels 92°
Evening81°feels 84°
Overnight76°feels 75°
90 °
Sinclair, Tuesday, 13 October
Light rain. High 90°, low 73°.
Pressure29.85 inHg
Wind8.8 mph W
Humidity51%
Visibility6.2 mi
Dew point66°
Wed, 1480° / 69°0.13
Morning70°feels 71°
Afternoon79°feels 79°
Evening73°feels 74°
Overnight70°feels 72°
80 °
Sinclair, Wednesday, 14 October
Light rain. High 80°, low 69°.
Pressure30.00 inHg
Wind5.2 mph NE
Humidity63%
Visibility6.2 mi
Dew point66°
Thu, 1570° / 59°0.55
Morning61°feels 61°
Afternoon65°feels 66°
Evening65°feels 66°
Overnight65°feels 65°
70 °
Sinclair, Thursday, 15 October
Rain. High 70°, low 59°.
Pressure30.06 inHg
Wind12.1 mph E
Humidity91%
Visibility—
Dew point62°
Fri, 1661° / 44°0.43
Morning57°feels 56°
Afternoon58°feels 56°
Evening50°feels 47°
Overnight47°feels 41°
61 °
Sinclair, Friday, 16 October
Rain. High 61°, low 44°.
Pressure30.42 inHg
Wind17 mph N
Humidity51%
Visibility—
Dew point41°
Sat, 1743° / 31°0
Morning34°feels 23°
Afternoon41°feels 32°
Evening37°feels 29°
Overnight33°feels 26°
43 °
Sinclair, Saturday, 17 October
Partly cloudy. High 43°, low 31°.
Pressure30.45 inHg
Wind20.6 mph NW
Humidity40%
Visibility—
Dew point18°
Sun, 1849° / 29°0
Morning34°feels 30°
Afternoon46°feels 42°
Evening42°feels 37°
Overnight37°feels 32°
49 °
Sinclair, Sunday, 18 October
Clear. High 49°, low 29°.
Pressure30.53 inHg
Wind8.4 mph S
Humidity31%
Visibility—
Dew point15°
Mon, 1961° / 37°0
Morning43°feels 37°
Afternoon56°feels 53°
Evening50°feels 47°
Overnight46°feels 41°
61 °
Sinclair, Monday, 19 October
Partly cloudy. High 61°, low 37°.
Pressure30.30 inHg
Wind15.9 mph S
Humidity29%
Visibility—
Dew point23°
Tue, 2067° / 42°0
Morning49°feels 44°
Afternoon63°feels 61°
Evening56°feels 53°
Overnight51°feels 48°
67 °
Sinclair, Tuesday, 20 October
Clear. High 67°, low 42°.
Pressure30.21 inHg
Wind13.6 mph SW
Humidity28%
Visibility—
Dew point28°
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.