10-day forecast for Willow, IL: 58° to 86°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Wednesday, August 12
85° · 0.43 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 62°0.12
Morning69°feels 70°
Afternoon80°feels 88°
Evening80°feels 85°
Overnight65°feels 65°
85 °
Willow, Sunday, 9 August
Light rain. High 85°, low 62°.
Pressure29.91 inHg
Wind2.2 mph NE
Humidity93%
Visibility6.2 mi
Dew point72°
Mon, 1085° / 70°0.43
Morning72°feels 73°
Afternoon85°feels 92°
Evening78°feels 79°
Overnight73°feels 74°
85 °
Willow, Monday, 10 August
Heavy rain. High 85°, low 70°.
Pressure29.88 inHg
Wind5 mph SE
Humidity78%
Visibility6.2 mi
Dew point74°
Tue, 1186° / 69°0.1
Morning69°feels 71°
Afternoon83°feels 89°
Evening77°feels 78°
Overnight72°feels 74°
86 °
Willow, Tuesday, 11 August
Rain. High 86°, low 69°.
Pressure29.80 inHg
Wind5.7 mph W
Humidity87%
Visibility6.2 mi
Dew point71°
Wed, 1281° / 67°0
Morning72°feels 73°
Afternoon79°feels 79°
Evening70°feels 71°
Overnight69°feels 70°
81 °
Willow, Wednesday, 12 August
Overcast. High 81°, low 67°.
Pressure29.88 inHg
Wind7.3 mph NW
Humidity74%
Visibility6.2 mi
Dew point70°
Thu, 1371° / 58°0
Morning62°feels 61°
Afternoon70°feels 70°
Evening67°feels 68°
Overnight61°feels 62°
71 °
Willow, Thursday, 13 August
Overcast. High 71°, low 58°.
Pressure30.03 inHg
Wind10.2 mph E
Humidity76%
Visibility—
Dew point60°
Fri, 1476° / 58°0
Morning63°feels 63°
Afternoon74°feels 74°
Evening71°feels 71°
Overnight64°feels 64°
76 °
Willow, Friday, 14 August
Mostly clear. High 76°, low 58°.
Pressure30.12 inHg
Wind5 mph E
Humidity58%
Visibility—
Dew point57°
Sat, 1568° / 59°0.02
Morning64°feels 63°
Afternoon66°feels 66°
Evening60°feels 60°
Overnight60°feels 59°
68 °
Willow, Saturday, 15 August
Light rain. High 68°, low 59°.
Pressure30.30 inHg
Wind10.6 mph S
Humidity64%
Visibility—
Dew point54°
Sun, 1670° / 59°0
Morning62°feels 62°
Afternoon67°feels 67°
Evening69°feels 69°
Overnight64°feels 64°
70 °
Willow, Sunday, 16 August
Overcast. High 70°, low 59°.
Pressure30.15 inHg
Wind5.8 mph E
Humidity72%
Visibility—
Dew point56°
Mon, 1780° / 62°0
Morning67°feels 67°
Afternoon78°feels 78°
Evening76°feels 77°
Overnight67°feels 68°
80 °
Willow, Monday, 17 August
Mostly clear. High 80°, low 62°.
Pressure30.06 inHg
Wind5.6 mph S
Humidity67%
Visibility—
Dew point64°
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 Willow, 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.