10-day forecast for Walnut, IL: 36° to 75°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Wednesday, October 28
61° · 1.32 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2967° / 48°0.02
Morning60°feels 59°
Afternoon66°feels 65°
Evening54°feels 52°
Overnight60°feels 60°
67 °
Walnut, Thursday, 29 October
Light rain. High 67°, low 48°.
Pressure30.12 inHg
Wind6.6 mph NW
Humidity84%
Visibility6.2 mi
Dew point58°
Fri, 3062° / 45°0.28
Morning45°feels 42°
Afternoon62°feels 60°
Evening55°feels 54°
Overnight45°feels 42°
62 °
Walnut, Friday, 30 October
Rain. High 62°, low 45°.
Pressure30.33 inHg
Wind7.3 mph E
Humidity53%
Visibility6.2 mi
Dew point42°
Sat, 3164° / 53°0.18
Morning53°feels 52°
Afternoon62°feels 62°
Evening60°feels 60°
Overnight53°feels 53°
64 °
Walnut, Saturday, 31 October
Light rain. High 64°, low 53°.
Pressure30.27 inHg
Wind4.1 mph SE
Humidity80%
Visibility6.2 mi
Dew point53°
Sun, 0169° / 56°0
Morning58°feels 58°
Afternoon68°feels 68°
Evening60°feels 60°
Overnight56°feels 56°
69 °
Walnut, Sunday, 1 November
Overcast. High 69°, low 56°.
Pressure30.30 inHg
Wind4.9 mph SE
Humidity69%
Visibility6.2 mi
Dew point56°
Mon, 0265° / 55°0.19
Morning58°feels 57°
Afternoon64°feels 63°
Evening61°feels 61°
Overnight59°feels 59°
65 °
Walnut, Monday, 2 November
Rain. High 65°, low 55°.
Pressure30.06 inHg
Wind16.1 mph S
Humidity69%
Visibility—
Dew point53°
Tue, 0361° / 58°1.32
Morning61°feels 61°
Afternoon61°feels 61°
Evening59°feels 59°
Overnight59°feels 59°
61 °
Walnut, Tuesday, 3 November
Rain. High 61°, low 58°.
Pressure29.85 inHg
Wind17.7 mph SE
Humidity93%
Visibility—
Dew point59°
Wed, 0457° / 56°0.54
Morning57°feels 56°
Afternoon57°feels 56°
Evening57°feels 57°
Overnight57°feels 57°
57 °
Walnut, Wednesday, 4 November
Rain. High 57°, low 56°.
Pressure29.77 inHg
Wind14.3 mph E
Humidity90%
Visibility—
Dew point54°
Thu, 0557° / 43°0.61
Morning56°feels 56°
Afternoon55°feels 54°
Evening49°feels 47°
Overnight46°feels 40°
57 °
Walnut, Thursday, 5 November
Rain. High 57°, low 43°.
Pressure29.44 inHg
Wind18.5 mph NW
Humidity92%
Visibility—
Dew point53°
Fri, 0646° / 36°0
Morning38°feels 30°
Afternoon43°feels 36°
Evening41°feels 35°
Overnight38°feels 31°
46 °
Walnut, Friday, 6 November
Clear. High 46°, low 36°.
Pressure29.85 inHg
Wind15.6 mph W
Humidity58%
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 Walnut, 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.