10-day forecast for Marion, IL: 29° to 70°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Tuesday, November 17
43°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0965° / 37°0
Morning45°feels 44°
Afternoon65°feels 64°
Evening52°feels 51°
Overnight42°feels 42°
65 °
Marion, Monday, 9 November
Clear. High 65°, low 37°.
Pressure30.18 inHg
Wind2 mph W
Humidity56%
Visibility6.2 mi
Dew point47°
Tue, 1068° / 48°0
Morning52°feels 51°
Afternoon68°feels 67°
Evening54°feels 53°
Overnight51°feels 51°
68 °
Marion, Tuesday, 10 November
Clear. High 68°, low 48°.
Pressure30.09 inHg
Wind4 mph W
Humidity54%
Visibility6.2 mi
Dew point49°
Wed, 1170° / 50°0.01
Morning54°feels 53°
Afternoon69°feels 69°
Evening60°feels 58°
Overnight50°feels 49°
70 °
Marion, Wednesday, 11 November
Light rain. High 70°, low 50°.
Pressure29.83 inHg
Wind12 mph SW
Humidity66%
Visibility6.2 mi
Dew point56°
Thu, 1253° / 42°0
Morning47°feels 43°
Afternoon51°feels 47°
Evening44°feels 39°
Overnight51°feels 49°
53 °
Marion, Thursday, 12 November
Mostly clear. High 53°, low 42°.
Pressure29.94 inHg
Wind16.5 mph NW
Humidity46%
Visibility—
Dew point31°
Fri, 1343° / 36°0
Morning38°feels 32°
Afternoon42°feels 36°
Evening40°feels 34°
Overnight36°feels 30°
43 °
Marion, Friday, 13 November
Overcast. High 43°, low 36°.
Pressure30.06 inHg
Wind12 mph NW
Humidity61%
Visibility—
Dew point29°
Sat, 1450° / 29°0
Morning34°feels 28°
Afternoon47°feels 43°
Evening40°feels 37°
Overnight37°feels 33°
50 °
Marion, Saturday, 14 November
Partly cloudy. High 50°, low 29°.
Pressure30.09 inHg
Wind9.7 mph NW
Humidity34%
Visibility—
Dew point19°
Sun, 1563° / 37°0
Morning44°feels 39°
Afternoon58°feels 56°
Evening51°feels 49°
Overnight47°feels 44°
63 °
Marion, Sunday, 15 November
Clear. High 63°, low 37°.
Pressure30.09 inHg
Wind9.3 mph SW
Humidity38%
Visibility—
Dew point31°
Mon, 1667° / 46°0
Morning52°feels 51°
Afternoon64°feels 63°
Evening57°feels 55°
Overnight53°feels 52°
67 °
Marion, Monday, 16 November
Overcast. High 67°, low 46°.
Pressure30.15 inHg
Wind4.7 mph S
Humidity49%
Visibility—
Dew point44°
Tue, 1770° / 51°0
Morning56°feels 55°
Afternoon68°feels 67°
Evening60°feels 60°
Overnight57°feels 56°
70 °
Marion, Tuesday, 17 November
Partly cloudy. High 70°, low 51°.
Pressure30.15 inHg
Wind6.2 mph S
Humidity53%
Visibility—
Dew point49°
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 Marion, 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.