10-day forecast for Chestnut, IL: 40° to 79°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Wednesday, October 14
78° · 0.97 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1578° / 67°0.97
Morning68°feels 69°
Afternoon76°feels 78°
Evening71°feels 73°
Overnight68°feels 68°
78 °
Chestnut, Thursday, 15 October
Rain. High 78°, low 67°.
Pressure29.97 inHg
Wind9.7 mph S
Humidity94%
Visibility1.6 mi
Dew point70°
Fri, 1665° / 49°0.04
Morning50°feels 48°
Afternoon56°feels 54°
Evening53°feels 51°
Overnight59°feels 59°
65 °
Chestnut, Friday, 16 October
Light rain. High 65°, low 49°.
Pressure30.15 inHg
Wind19 mph NW
Humidity53%
Visibility6.2 mi
Dew point37°
Sat, 1757° / 40°0
Morning41°feels 37°
Afternoon56°feels 53°
Evening49°feels 49°
Overnight45°feels 40°
57 °
Chestnut, Saturday, 17 October
Clear. High 57°, low 40°.
Pressure30.56 inHg
Wind2.5 mph N
Humidity45%
Visibility6.2 mi
Dew point32°
Sun, 1862° / 42°0
Morning46°feels 42°
Afternoon61°feels 59°
Evening52°feels 50°
Overnight43°feels 40°
62 °
Chestnut, Sunday, 18 October
Clear. High 62°, low 42°.
Pressure30.50 inHg
Wind8.8 mph S
Humidity41%
Visibility6.2 mi
Dew point34°
Mon, 1967° / 42°0
Morning49°feels 47°
Afternoon64°feels 62°
Evening56°feels 55°
Overnight51°feels 49°
67 °
Chestnut, Monday, 19 October
Overcast. High 67°, low 42°.
Pressure30.39 inHg
Wind6.8 mph S
Humidity41%
Visibility—
Dew point38°
Tue, 2073° / 51°0
Morning57°feels 55°
Afternoon70°feels 68°
Evening64°feels 62°
Overnight59°feels 57°
73 °
Chestnut, Tuesday, 20 October
Mostly clear. High 73°, low 51°.
Pressure30.27 inHg
Wind6.4 mph S
Humidity33%
Visibility—
Dew point38°
Wed, 2178° / 57°0
Morning62°feels 61°
Afternoon74°feels 74°
Evening69°feels 68°
Overnight65°feels 65°
78 °
Chestnut, Wednesday, 21 October
Partly cloudy. High 78°, low 57°.
Pressure30.15 inHg
Wind10.9 mph S
Humidity47%
Visibility—
Dew point51°
Thu, 2267° / 60°0.43
Morning66°feels 65°
Afternoon64°feels 64°
Evening64°feels 64°
Overnight61°feels 61°
67 °
Chestnut, Thursday, 22 October
Rain. High 67°, low 60°.
Pressure30.03 inHg
Wind15.6 mph SW
Humidity91%
Visibility—
Dew point62°
Fri, 2372° / 56°0
Morning60°feels 60°
Afternoon70°feels 70°
Evening67°feels 67°
Overnight64°feels 64°
72 °
Chestnut, Friday, 23 October
Overcast. High 72°, low 56°.
Pressure30.12 inHg
Wind12.9 mph SE
Humidity69%
Visibility—
Dew point58°
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 Chestnut, 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.