10-day forecast for Walnut, IL: 45° to 76°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
76°
Best day: Wednesday, October 28
61° · 1.39 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2770° / 49°0
Morning52°feels 52°
Afternoon69°feels 69°
Evening60°feels 59°
Overnight52°feels 51°
70 °
Walnut, Tuesday, 27 October
Overcast. High 70°, low 49°.
Pressure30.21 inHg
Wind6.1 mph S
Humidity64%
Visibility6.2 mi
Dew point52°
Wed, 2876° / 53°0
Morning55°feels 54°
Afternoon73°feels 72°
Evening64°feels 63°
Overnight56°feels 55°
76 °
Walnut, Wednesday, 28 October
Overcast. High 76°, low 53°.
Pressure30.15 inHg
Wind8.1 mph S
Humidity55%
Visibility6.2 mi
Dew point53°
Thu, 2966° / 53°0.05
Morning58°feels 57°
Afternoon64°feels 65°
Evening57°feels 57°
Overnight61°feels 60°
66 °
Walnut, Thursday, 29 October
Light rain. High 66°, low 53°.
Pressure30.09 inHg
Wind9.5 mph W
Humidity77%
Visibility6.2 mi
Dew point59°
Fri, 3065° / 45°0.11
Morning49°feels 46°
Afternoon65°feels 64°
Evening59°feels 58°
Overnight48°feels 46°
65 °
Walnut, Friday, 30 October
Light rain. High 65°, low 45°.
Pressure30.24 inHg
Wind6.8 mph SE
Humidity57%
Visibility6.2 mi
Dew point46°
Sat, 3167° / 57°0.93
Morning60°feels 60°
Afternoon65°feels 65°
Evening58°feels 58°
Overnight57°feels 57°
67 °
Walnut, Saturday, 31 October
Heavy rain. High 67°, low 57°.
Pressure30.12 inHg
Wind5.8 mph S
Humidity78%
Visibility—
Dew point58°
Sun, 0165° / 55°0.11
Morning58°feels 58°
Afternoon64°feels 64°
Evening59°feels 58°
Overnight57°feels 57°
65 °
Walnut, Sunday, 1 November
Light rain. High 65°, low 55°.
Pressure29.97 inHg
Wind6.6 mph NW
Humidity74%
Visibility—
Dew point55°
Mon, 0260° / 52°0.01
Morning54°feels 54°
Afternoon59°feels 58°
Evening57°feels 56°
Overnight55°feels 54°
60 °
Walnut, Monday, 2 November
Light rain. High 60°, low 52°.
Pressure29.85 inHg
Wind15 mph E
Humidity74%
Visibility—
Dew point50°
Tue, 0361° / 56°1.01
Morning61°feels 61°
Afternoon61°feels 61°
Evening61°feels 61°
Overnight61°feels 61°
61 °
Walnut, Tuesday, 3 November
Rain. High 61°, low 56°.
Pressure29.80 inHg
Wind20.4 mph E
Humidity91%
Visibility—
Dew point58°
Wed, 0461° / 50°1.39
Morning57°feels 57°
Afternoon53°feels 52°
Evening51°feels 50°
Overnight52°feels 51°
61 °
Walnut, Wednesday, 4 November
Heavy rain. High 61°, low 50°.
Pressure29.50 inHg
Wind29.8 mph SW
Humidity75%
Visibility—
Dew point46°
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.