10-day forecast for Arnold, IL: 47° to 74°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Saturday, October 31
69° · 0.62 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3173° / 56°0
Morning57°feels 55°
Afternoon71°feels 70°
Evening64°feels 63°
Overnight59°feels 58°
73 °
Arnold, Saturday, 31 October
Overcast. High 73°, low 56°.
Pressure30.27 inHg
Wind5.1 mph S
Humidity45%
Visibility6.2 mi
Dew point48°
Sun, 0167° / 60°0.02
Morning60°feels 60°
Afternoon67°feels 67°
Evening62°feels 62°
Overnight61°feels 60°
67 °
Arnold, Sunday, 1 November
Light rain. High 67°, low 60°.
Pressure30.27 inHg
Wind10.6 mph S
Humidity77%
Visibility6.2 mi
Dew point58°
Mon, 0269° / 58°0.01
Morning59°feels 59°
Afternoon68°feels 68°
Evening66°feels 66°
Overnight61°feels 60°
69 °
Arnold, Monday, 2 November
Light rain. High 69°, low 58°.
Pressure30.03 inHg
Wind15.3 mph S
Humidity77%
Visibility6.2 mi
Dew point58°
Tue, 0369° / 63°0.62
Morning64°feels 65°
Afternoon66°feels 67°
Evening66°feels 67°
Overnight65°feels 65°
69 °
Arnold, Tuesday, 3 November
Rain. High 69°, low 63°.
Pressure29.77 inHg
Wind17.6 mph S
Humidity94%
Visibility—
Dew point64°
Wed, 0462° / 56°0.19
Morning59°feels 59°
Afternoon61°feels 60°
Evening59°feels 58°
Overnight57°feels 56°
62 °
Arnold, Wednesday, 4 November
Rain. High 62°, low 56°.
Pressure29.77 inHg
Wind11.2 mph NW
Humidity68%
Visibility—
Dew point51°
Thu, 0561° / 52°0
Morning57°feels 57°
Afternoon58°feels 58°
Evening55°feels 55°
Overnight53°feels 53°
61 °
Arnold, Thursday, 5 November
Overcast. High 61°, low 52°.
Pressure29.71 inHg
Wind12.5 mph N
Humidity86%
Visibility—
Dew point54°
Fri, 0660° / 49°0
Morning52°feels 50°
Afternoon59°feels 57°
Evening52°feels 50°
Overnight50°feels 47°
60 °
Arnold, Friday, 6 November
Overcast. High 60°, low 49°.
Pressure30.09 inHg
Wind6.8 mph NW
Humidity52%
Visibility—
Dew point41°
Sat, 0764° / 47°0
Morning51°feels 48°
Afternoon62°feels 60°
Evening58°feels 56°
Overnight56°feels 54°
64 °
Arnold, Saturday, 7 November
Overcast. High 64°, low 47°.
Pressure30.24 inHg
Wind10.2 mph S
Humidity49%
Visibility—
Dew point41°
Sun, 0863° / 52°0.07
Morning59°feels 58°
Afternoon62°feels 60°
Evening54°feels 53°
Overnight53°feels 52°
63 °
Arnold, Sunday, 8 November
Light rain. High 63°, low 52°.
Pressure30.21 inHg
Wind13.5 mph NW
Humidity43%
Visibility—
Dew point39°
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 Arnold, 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.