10-day forecast for Marion, IL: 37° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Thursday, November 5
63° · 0.54 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0567° / 50°0
Morning53°feels 52°
Afternoon67°feels 66°
Evening56°feels 55°
Overnight51°feels 50°
67 °
Marion, Thursday, 5 November
Clear. High 67°, low 50°.
Pressure29.91 inHg
Wind6.9 mph W
Humidity46%
Visibility6.2 mi
Dew point44°
Fri, 0658° / 46°0.06
Morning53°feels 52°
Afternoon57°feels 55°
Evening50°feels 48°
Overnight52°feels 51°
58 °
Marion, Friday, 6 November
Light rain. High 58°, low 46°.
Pressure30.09 inHg
Wind10.9 mph N
Humidity69%
Visibility6.2 mi
Dew point47°
Sat, 0753° / 37°0
Morning43°feels 41°
Afternoon53°feels 50°
Evening44°feels 44°
Overnight41°feels 38°
53 °
Marion, Saturday, 7 November
Overcast. High 53°, low 37°.
Pressure30.24 inHg
Wind3.3 mph N
Humidity56%
Visibility6.2 mi
Dew point37°
Sun, 0862° / 40°0
Morning46°feels 43°
Afternoon58°feels 57°
Evening53°feels 52°
Overnight49°feels 47°
62 °
Marion, Sunday, 8 November
Clear. High 62°, low 40°.
Pressure30.15 inHg
Wind7.2 mph SW
Humidity54%
Visibility—
Dew point40°
Mon, 0963° / 42°0
Morning48°feels 47°
Afternoon60°feels 58°
Evening50°feels 48°
Overnight47°feels 45°
63 °
Marion, Monday, 9 November
Clear. High 63°, low 42°.
Pressure30.21 inHg
Wind4.7 mph SW
Humidity43%
Visibility—
Dew point37°
Tue, 1066° / 42°0
Morning49°feels 46°
Afternoon63°feels 60°
Evening54°feels 51°
Overnight49°feels 46°
66 °
Marion, Tuesday, 10 November
Mostly clear. High 66°, low 42°.
Pressure30.15 inHg
Wind6.6 mph W
Humidity25%
Visibility—
Dew point25°
Wed, 1164° / 48°0
Morning53°feels 52°
Afternoon63°feels 61°
Evening56°feels 55°
Overnight53°feels 51°
64 °
Marion, Wednesday, 11 November
Overcast. High 64°, low 48°.
Pressure30.12 inHg
Wind5.3 mph NE
Humidity44%
Visibility—
Dew point40°
Thu, 1262° / 51°0
Morning53°feels 51°
Afternoon58°feels 56°
Evening53°feels 50°
Overnight54°feels 51°
62 °
Marion, Thursday, 12 November
Overcast. High 62°, low 51°.
Pressure30.06 inHg
Wind5.4 mph N
Humidity42%
Visibility—
Dew point35°
Fri, 1367° / 46°0
Morning52°feels 51°
Afternoon65°feels 63°
Evening61°feels 59°
Overnight56°feels 54°
67 °
Marion, Friday, 13 November
Clear. High 67°, low 46°.
Pressure29.97 inHg
Wind9.3 mph SW
Humidity42%
Visibility—
Dew point40°
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.