10-day forecast for Marion, IL: 23° to 69°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Friday, November 20
34°
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1552° / 33°0
Morning38°feels 35°
Afternoon52°feels 50°
Evening41°feels 41°
Overnight34°feels 34°
52 °
Marion, Sunday, 15 November
Overcast. High 52°, low 33°.
Pressure30.45 inHg
Wind2.2 mph E
Humidity48%
Visibility6.2 mi
Dew point32°
Mon, 1654° / 34°0
Morning39°feels 37°
Afternoon54°feels 52°
Evening42°feels 39°
Overnight36°feels 32°
54 °
Marion, Monday, 16 November
Clear. High 54°, low 34°.
Pressure30.53 inHg
Wind1.7 mph SE
Humidity52%
Visibility6.2 mi
Dew point36°
Tue, 1756° / 34°0
Morning41°feels 40°
Afternoon55°feels 53°
Evening44°feels 41°
Overnight37°feels 37°
56 °
Marion, Tuesday, 17 November
Clear. High 56°, low 34°.
Pressure30.50 inHg
Wind4.3 mph SE
Humidity51%
Visibility6.2 mi
Dew point37°
Wed, 1860° / 39°0
Morning45°feels 42°
Afternoon57°feels 55°
Evening50°feels 48°
Overnight46°feels 43°
60 °
Marion, Wednesday, 18 November
Overcast. High 60°, low 39°.
Pressure30.39 inHg
Wind8.1 mph S
Humidity50%
Visibility—
Dew point38°
Thu, 1966° / 46°0
Morning53°feels 51°
Afternoon62°feels 61°
Evening58°feels 57°
Overnight56°feels 54°
66 °
Marion, Thursday, 19 November
Partly cloudy. High 66°, low 46°.
Pressure30.36 inHg
Wind8.5 mph SW
Humidity51%
Visibility—
Dew point43°
Fri, 2069° / 53°0
Morning57°feels 56°
Afternoon63°feels 61°
Evening58°feels 56°
Overnight55°feels 53°
69 °
Marion, Friday, 20 November
Overcast. High 69°, low 53°.
Pressure30.27 inHg
Wind7.5 mph S
Humidity48%
Visibility—
Dew point43°
Sat, 2168° / 48°0
Morning54°feels 51°
Afternoon65°feels 63°
Evening60°feels 57°
Overnight59°feels 57°
68 °
Marion, Saturday, 21 November
Clear. High 68°, low 48°.
Pressure30.03 inHg
Wind14.6 mph S
Humidity30%
Visibility—
Dew point32°
Sun, 2260° / 31°0.04
Morning36°feels 26°
Afternoon38°feels 28°
Evening35°feels 25°
Overnight32°feels 21°
60 °
Marion, Sunday, 22 November
Light rain. High 60°, low 31°.
Pressure30.06 inHg
Wind20.9 mph NW
Humidity54%
Visibility—
Dew point23°
Mon, 2334° / 23°0
Morning26°feels 17°
Afternoon33°feels 24°
Evening26°feels 15°
Overnight23°feels 13°
34 °
Marion, Monday, 23 November
Clear. High 34°, low 23°.
Pressure30.21 inHg
Wind16.8 mph NW
Humidity34%
Visibility—
Dew point7°
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.