10-day forecast for Downers Grove, IL: 61° to 91°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Wednesday, August 12
87° · 0.82 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 72°0.63
Morning77°feels 78°
Afternoon90°feels 102°
Evening77°feels 79°
Overnight76°feels 77°
91 °
Downers Grove, Monday, 10 August
Heavy rain. High 91°, low 72°.
Pressure29.88 inHg
Wind4.2 mph SW
Humidity66%
Visibility6.2 mi
Dew point73°
Tue, 1187° / 66°0.82
Morning70°feels 71°
Afternoon82°feels 89°
Evening71°feels 72°
Overnight68°feels 69°
87 °
Downers Grove, Tuesday, 11 August
Heavy rain. High 87°, low 66°.
Pressure29.83 inHg
Wind8.9 mph S
Humidity68%
Visibility6.2 mi
Dew point73°
Wed, 1285° / 67°0.02
Morning69°feels 70°
Afternoon85°feels 87°
Evening77°feels 78°
Overnight69°feels 70°
85 °
Downers Grove, Wednesday, 12 August
Light rain. High 85°, low 67°.
Pressure29.85 inHg
Wind1.7 mph NW
Humidity53%
Visibility6.2 mi
Dew point65°
Thu, 1376° / 65°0.13
Morning70°feels 71°
Afternoon74°feels 74°
Evening65°feels 65°
Overnight70°feels 70°
76 °
Downers Grove, Thursday, 13 August
Light rain. High 76°, low 65°.
Pressure29.94 inHg
Wind7.5 mph E
Humidity57%
Visibility—
Dew point58°
Fri, 1475° / 63°0
Morning67°feels 67°
Afternoon74°feels 74°
Evening70°feels 70°
Overnight67°feels 67°
75 °
Downers Grove, Friday, 14 August
Overcast. High 75°, low 63°.
Pressure30.15 inHg
Wind12.9 mph E
Humidity45%
Visibility—
Dew point51°
Sat, 1576° / 66°0.03
Morning68°feels 67°
Afternoon72°feels 72°
Evening69°feels 69°
Overnight67°feels 67°
76 °
Downers Grove, Saturday, 15 August
Light rain. High 76°, low 66°.
Pressure30.21 inHg
Wind12.6 mph SE
Humidity49%
Visibility—
Dew point52°
Sun, 1677° / 64°0.24
Morning69°feels 69°
Afternoon76°feels 77°
Evening72°feels 73°
Overnight68°feels 68°
77 °
Downers Grove, Sunday, 16 August
Rain. High 77°, low 64°.
Pressure29.97 inHg
Wind10.5 mph NW
Humidity75%
Visibility—
Dew point67°
Mon, 1779° / 66°0
Morning69°feels 69°
Afternoon74°feels 74°
Evening72°feels 72°
Overnight66°feels 66°
79 °
Downers Grove, Monday, 17 August
Light rain. High 79°, low 66°.
Pressure30.09 inHg
Wind7 mph N
Humidity52%
Visibility—
Dew point55°
Tue, 1879° / 61°0
Morning64°feels 64°
Afternoon72°feels 72°
Evening74°feels 75°
Overnight68°feels 69°
79 °
Downers Grove, Tuesday, 18 August
Overcast. High 79°, low 61°.
Pressure29.91 inHg
Wind7.4 mph S
Humidity73%
Visibility—
Dew point61°
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 Downers Grove, 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.