10-day forecast for Mark, IL: 38° to 84°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Tuesday, October 13
70° · 1.06 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1476° / 60°0.64
Morning62°feels 62°
Afternoon75°feels 75°
Evening65°feels 65°
Overnight65°feels 66°
76 °
Mark, Wednesday, 14 October
Heavy rain. High 76°, low 60°.
Pressure30.09 inHg
Wind6.9 mph N
Humidity64%
Visibility6.2 mi
Dew point57°
Thu, 1571° / 57°0.79
Morning59°feels 59°
Afternoon68°feels 69°
Evening69°feels 70°
Overnight58°feels 58°
71 °
Mark, Thursday, 15 October
Heavy rain. High 71°, low 57°.
Pressure29.97 inHg
Wind5.5 mph E
Humidity97%
Visibility1.1 mi
Dew point62°
Fri, 1659° / 48°0.02
Morning48°feels 42°
Afternoon57°feels 55°
Evening50°feels 48°
Overnight57°feels 56°
59 °
Mark, Friday, 16 October
Light rain. High 59°, low 48°.
Pressure30.15 inHg
Wind22.1 mph NW
Humidity57%
Visibility6.2 mi
Dew point39°
Sat, 1758° / 38°0
Morning42°feels 42°
Afternoon56°feels 53°
Evening49°feels 46°
Overnight43°feels 39°
58 °
Mark, Saturday, 17 October
Clear. High 58°, low 38°.
Pressure30.50 inHg
Wind3.3 mph SW
Humidity47%
Visibility6.2 mi
Dew point33°
Sun, 1863° / 45°0
Morning50°feels 46°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight52°feels 50°
63 °
Mark, Sunday, 18 October
Overcast. High 63°, low 45°.
Pressure30.27 inHg
Wind12.5 mph SW
Humidity50%
Visibility—
Dew point41°
Mon, 1959° / 50°0.2
Morning52°feels 51°
Afternoon55°feels 55°
Evening55°feels 55°
Overnight54°feels 54°
59 °
Mark, Monday, 19 October
Light rain. High 59°, low 50°.
Pressure30.21 inHg
Wind8.5 mph S
Humidity91%
Visibility—
Dew point52°
Tue, 2059° / 55°0.24
Morning57°feels 56°
Afternoon59°feels 59°
Evening58°feels 58°
Overnight58°feels 58°
59 °
Mark, Tuesday, 20 October
Rain. High 59°, low 55°.
Pressure30.27 inHg
Wind8 mph E
Humidity81%
Visibility—
Dew point53°
Wed, 2166° / 58°0.15
Morning61°feels 61°
Afternoon66°feels 66°
Evening64°feels 64°
Overnight63°feels 64°
66 °
Mark, Wednesday, 21 October
Light rain. High 66°, low 58°.
Pressure30.21 inHg
Wind10.3 mph SE
Humidity85%
Visibility—
Dew point60°
Thu, 2270° / 64°1.06
Morning65°feels 66°
Afternoon69°feels 69°
Evening67°feels 68°
Overnight69°feels 69°
70 °
Mark, Thursday, 22 October
Rain. High 70°, low 64°.
Pressure30.00 inHg
Wind15.4 mph S
Humidity76%
Visibility—
Dew point61°
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 Mark, 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.