10-day forecast for Arnold, IL: 26° to 69°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Friday, November 20
41°
Worst day: Sunday, November 22
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1445° / 30°0
Morning34°feels 30°
Afternoon45°feels 45°
Evening37°feels 37°
Overnight35°feels 30°
45 °
Arnold, Saturday, 14 November
Clear. High 45°, low 30°.
Pressure30.33 inHg
Wind2.6 mph NW
Humidity59%
Visibility6.2 mi
Dew point26°
Sun, 1549° / 30°0
Morning34°feels 31°
Afternoon49°feels 49°
Evening38°feels 35°
Overnight31°feels 31°
49 °
Arnold, Sunday, 15 November
Partly cloudy. High 49°, low 30°.
Pressure30.47 inHg
Wind0.2 mph E
Humidity52%
Visibility6.2 mi
Dew point29°
Mon, 1653° / 31°0
Morning36°feels 31°
Afternoon53°feels 50°
Evening41°feels 37°
Overnight33°feels 30°
53 °
Arnold, Monday, 16 November
Clear. High 53°, low 31°.
Pressure30.50 inHg
Wind5.4 mph SW
Humidity47%
Visibility6.2 mi
Dew point32°
Tue, 1754° / 36°0
Morning40°feels 36°
Afternoon54°feels 51°
Evening43°feels 38°
Overnight37°feels 32°
54 °
Arnold, Tuesday, 17 November
Clear. High 54°, low 36°.
Pressure30.47 inHg
Wind8.4 mph S
Humidity54%
Visibility6.2 mi
Dew point37°
Wed, 1858° / 39°0
Morning44°feels 39°
Afternoon56°feels 53°
Evening52°feels 50°
Overnight48°feels 46°
58 °
Arnold, Wednesday, 18 November
Overcast. High 58°, low 39°.
Pressure30.30 inHg
Wind14.2 mph S
Humidity51%
Visibility—
Dew point36°
Thu, 1960° / 49°0.1
Morning52°feels 49°
Afternoon60°feels 59°
Evening57°feels 57°
Overnight54°feels 53°
60 °
Arnold, Thursday, 19 November
Light rain. High 60°, low 49°.
Pressure30.30 inHg
Wind13.5 mph S
Humidity67%
Visibility—
Dew point48°
Fri, 2068° / 55°0
Morning58°feels 57°
Afternoon64°feels 63°
Evening62°feels 61°
Overnight58°feels 57°
68 °
Arnold, Friday, 20 November
Overcast. High 68°, low 55°.
Pressure30.21 inHg
Wind14.3 mph S
Humidity74%
Visibility—
Dew point54°
Sat, 2169° / 52°0.06
Morning57°feels 55°
Afternoon67°feels 65°
Evening60°feels 60°
Overnight52°feels 51°
69 °
Arnold, Saturday, 21 November
Light rain. High 69°, low 52°.
Pressure29.91 inHg
Wind19.2 mph S
Humidity45%
Visibility—
Dew point44°
Sun, 2241° / 26°0.03
Morning34°feels 22°
Afternoon33°feels 21°
Evening28°feels 16°
Overnight28°feels 15°
41 °
Arnold, Sunday, 22 November
Light snow. High 41°, low 26°.
Pressure30.09 inHg
Wind23.2 mph NW
Humidity69%
Visibility—
Dew point25°
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.