10-day forecast for Arnold, IL: 38° to 68°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Tuesday, November 10
68° · 0.96 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0462° / 55°0.08
Morning56°feels 55°
Afternoon59°feels 57°
Evening57°feels 55°
Overnight61°feels 61°
62 °
Arnold, Wednesday, 4 November
Rain. High 62°, low 55°.
Pressure29.74 inHg
Wind14.5 mph SW
Humidity69%
Visibility6.2 mi
Dew point48°
Thu, 0560° / 48°0
Morning50°feels 49°
Afternoon60°feels 58°
Evening55°feels 54°
Overnight52°feels 50°
60 °
Arnold, Thursday, 5 November
Clear. High 60°, low 48°.
Pressure29.85 inHg
Wind14.7 mph W
Humidity55%
Visibility6.2 mi
Dew point43°
Fri, 0654° / 48°0
Morning50°feels 46°
Afternoon53°feels 51°
Evening49°feels 46°
Overnight51°feels 49°
54 °
Arnold, Friday, 6 November
Overcast. High 54°, low 48°.
Pressure30.06 inHg
Wind9.5 mph N
Humidity61%
Visibility6.2 mi
Dew point41°
Sat, 0752° / 38°0
Morning42°feels 41°
Afternoon50°feels 47°
Evening44°feels 43°
Overnight42°feels 42°
52 °
Arnold, Saturday, 7 November
Clear. High 52°, low 38°.
Pressure30.21 inHg
Wind6.5 mph W
Humidity52%
Visibility—
Dew point32°
Sun, 0864° / 43°0
Morning49°feels 46°
Afternoon61°feels 59°
Evening54°feels 52°
Overnight50°feels 48°
64 °
Arnold, Sunday, 8 November
Clear. High 64°, low 43°.
Pressure30.15 inHg
Wind8.5 mph W
Humidity57%
Visibility—
Dew point44°
Mon, 0968° / 46°0
Morning51°feels 49°
Afternoon64°feels 62°
Evening59°feels 57°
Overnight54°feels 52°
68 °
Arnold, Monday, 9 November
Clear. High 68°, low 46°.
Pressure30.06 inHg
Wind7.4 mph SW
Humidity42%
Visibility—
Dew point38°
Tue, 1068° / 51°0
Morning56°feels 54°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight57°feels 56°
68 °
Arnold, Tuesday, 10 November
Overcast. High 68°, low 51°.
Pressure30.06 inHg
Wind8.7 mph SW
Humidity48%
Visibility—
Dew point45°
Wed, 1159° / 54°0.14
Morning56°feels 55°
Afternoon59°feels 58°
Evening57°feels 56°
Overnight56°feels 55°
59 °
Arnold, Wednesday, 11 November
Light rain. High 59°, low 54°.
Pressure29.97 inHg
Wind5.5 mph N
Humidity79%
Visibility—
Dew point52°
Thu, 1255° / 45°0
Morning50°feels 47°
Afternoon54°feels 51°
Evening48°feels 44°
Overnight45°feels 41°
55 °
Arnold, Thursday, 12 November
Overcast. High 55°, low 45°.
Pressure30.03 inHg
Wind10.5 mph NE
Humidity38%
Visibility—
Dew point29°
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.