10-day forecast for Post Oak, IL: 29° to 65°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Tuesday, November 10
46°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 0752° / 33°0
Morning39°feels 37°
Afternoon52°feels 49°
Evening40°feels 39°
Overnight36°feels 33°
52 °
Post Oak, Saturday, 7 November
Overcast. High 52°, low 33°.
Pressure30.27 inHg
Wind5 mph NW
Humidity49%
Visibility6.2 mi
Dew point32°
Sun, 0862° / 37°0
Morning43°feels 38°
Afternoon62°feels 61°
Evening49°feels 47°
Overnight37°feels 34°
62 °
Post Oak, Sunday, 8 November
Clear. High 62°, low 37°.
Pressure30.15 inHg
Wind8.3 mph SW
Humidity57%
Visibility6.2 mi
Dew point44°
Mon, 0963° / 39°0
Morning46°feels 46°
Afternoon63°feels 62°
Evening52°feels 51°
Overnight43°feels 41°
63 °
Post Oak, Monday, 9 November
Clear. High 63°, low 39°.
Pressure30.18 inHg
Wind4.5 mph SW
Humidity55%
Visibility6.2 mi
Dew point46°
Tue, 1065° / 45°0
Morning51°feels 48°
Afternoon62°feels 61°
Evening52°feels 51°
Overnight49°feels 47°
65 °
Post Oak, Tuesday, 10 November
Clear. High 65°, low 45°.
Pressure30.06 inHg
Wind6.4 mph SW
Humidity58%
Visibility—
Dew point46°
Wed, 1163° / 43°0
Morning49°feels 47°
Afternoon60°feels 59°
Evening48°feels 46°
Overnight44°feels 40°
63 °
Post Oak, Wednesday, 11 November
Overcast. High 63°, low 43°.
Pressure30.00 inHg
Wind7.2 mph NW
Humidity53%
Visibility—
Dew point43°
Thu, 1252° / 36°0
Morning40°feels 37°
Afternoon50°feels 46°
Evening43°feels 38°
Overnight39°feels 35°
52 °
Post Oak, Thursday, 12 November
Mostly clear. High 52°, low 36°.
Pressure30.06 inHg
Wind8.9 mph N
Humidity46%
Visibility—
Dew point29°
Fri, 1346° / 35°0
Morning40°feels 36°
Afternoon44°feels 39°
Evening38°feels 33°
Overnight36°feels 31°
46 °
Post Oak, Friday, 13 November
Overcast. High 46°, low 35°.
Pressure30.03 inHg
Wind12 mph NW
Humidity43%
Visibility—
Dew point23°
Sat, 1446° / 29°0
Morning34°feels 28°
Afternoon44°feels 41°
Evening38°feels 35°
Overnight35°feels 31°
46 °
Post Oak, Saturday, 14 November
Clear. High 46°, low 29°.
Pressure30.27 inHg
Wind7 mph N
Humidity41%
Visibility—
Dew point20°
Sun, 1553° / 32°0
Morning37°feels 37°
Afternoon49°feels 47°
Evening43°feels 40°
Overnight39°feels 35°
53 °
Post Oak, Sunday, 15 November
Clear. High 53°, low 32°.
Pressure30.39 inHg
Wind7.3 mph S
Humidity33%
Visibility—
Dew point20°
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 Post Oak, 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.