10-day forecast for Posey, IL: 36° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Sunday, October 25
73° · 0.19 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2072° / 43°0
Morning47°feels 47°
Afternoon70°feels 70°
Evening53°feels 51°
Overnight47°feels 47°
72 °
Posey, Tuesday, 20 October
Clear. High 72°, low 43°.
Pressure30.36 inHg
Wind1.7 mph E
Humidity53%
Visibility6.2 mi
Dew point48°
Wed, 2169° / 45°0
Morning51°feels 50°
Afternoon69°feels 68°
Evening58°feels 57°
Overnight50°feels 49°
69 °
Posey, Wednesday, 21 October
Overcast. High 69°, low 45°.
Pressure30.30 inHg
Wind0.6 mph NE
Humidity54%
Visibility6.2 mi
Dew point49°
Thu, 2271° / 49°0
Morning51°feels 50°
Afternoon71°feels 69°
Evening60°feels 59°
Overnight51°feels 50°
71 °
Posey, Thursday, 22 October
Clear. High 71°, low 49°.
Pressure30.30 inHg
Wind5.5 mph NE
Humidity50%
Visibility6.2 mi
Dew point49°
Fri, 2368° / 50°0
Morning53°feels 52°
Afternoon66°feels 65°
Evening58°feels 57°
Overnight53°feels 52°
68 °
Posey, Friday, 23 October
Clear. High 68°, low 50°.
Pressure30.30 inHg
Wind6.4 mph E
Humidity59%
Visibility6.2 mi
Dew point50°
Sat, 2468° / 48°0
Morning53°feels 51°
Afternoon65°feels 63°
Evening59°feels 57°
Overnight55°feels 52°
68 °
Posey, Saturday, 24 October
Overcast. High 68°, low 48°.
Pressure30.39 inHg
Wind6.9 mph E
Humidity47%
Visibility—
Dew point43°
Sun, 2578° / 54°0
Morning62°feels 60°
Afternoon75°feels 73°
Evening66°feels 64°
Overnight61°feels 59°
78 °
Posey, Sunday, 25 October
Overcast. High 78°, low 54°.
Pressure30.33 inHg
Wind10.1 mph SW
Humidity24%
Visibility—
Dew point35°
Mon, 2675° / 59°0
Morning64°feels 62°
Afternoon73°feels 72°
Evening65°feels 63°
Overnight61°feels 59°
75 °
Posey, Monday, 26 October
Overcast. High 75°, low 59°.
Pressure30.21 inHg
Wind8.9 mph S
Humidity29%
Visibility—
Dew point38°
Tue, 2773° / 48°0.19
Morning64°feels 62°
Afternoon71°feels 69°
Evening56°feels 54°
Overnight51°feels 46°
73 °
Posey, Tuesday, 27 October
Rain. High 73°, low 48°.
Pressure30.00 inHg
Wind18 mph SW
Humidity28%
Visibility—
Dew point37°
Wed, 2848° / 36°0
Morning39°feels 30°
Afternoon46°feels 40°
Evening39°feels 34°
Overnight36°feels 30°
48 °
Posey, Wednesday, 28 October
Clear. High 48°, low 36°.
Pressure30.36 inHg
Wind17.5 mph NW
Humidity24%
Visibility—
Dew point11°
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 Posey, 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.