10-day forecast for Cooper, IL: 39° to 79°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Thursday, October 22
68° · 1.09 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1658° / 47°0.06
Morning47°feels 42°
Afternoon55°feels 53°
Evening50°feels 48°
Overnight55°feels 54°
58 °
Cooper, Friday, 16 October
Light rain. High 58°, low 47°.
Pressure30.12 inHg
Wind14.5 mph NW
Humidity70%
Visibility6.2 mi
Dew point42°
Sat, 1755° / 39°0
Morning41°feels 38°
Afternoon54°feels 51°
Evening48°feels 46°
Overnight44°feels 39°
55 °
Cooper, Saturday, 17 October
Clear. High 55°, low 39°.
Pressure30.56 inHg
Wind1.5 mph NW
Humidity49%
Visibility6.2 mi
Dew point33°
Sun, 1861° / 42°0
Morning45°feels 41°
Afternoon60°feels 57°
Evening52°feels 49°
Overnight43°feels 40°
61 °
Cooper, Sunday, 18 October
Clear. High 61°, low 42°.
Pressure30.47 inHg
Wind8.9 mph S
Humidity53%
Visibility6.2 mi
Dew point39°
Mon, 1964° / 43°0
Morning48°feels 46°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight46°feels 43°
64 °
Cooper, Monday, 19 October
Overcast. High 64°, low 43°.
Pressure30.39 inHg
Wind6.2 mph S
Humidity48%
Visibility—
Dew point40°
Tue, 2069° / 45°0
Morning51°feels 51°
Afternoon66°feels 64°
Evening61°feels 60°
Overnight56°feels 55°
69 °
Cooper, Tuesday, 20 October
Mostly clear. High 69°, low 45°.
Pressure30.33 inHg
Wind7.7 mph E
Humidity47%
Visibility—
Dew point43°
Wed, 2173° / 54°0
Morning59°feels 58°
Afternoon71°feels 69°
Evening64°feels 62°
Overnight59°feels 58°
73 °
Cooper, Wednesday, 21 October
Mostly clear. High 73°, low 54°.
Pressure30.30 inHg
Wind9.9 mph S
Humidity41%
Visibility—
Dew point45°
Thu, 2277° / 55°0
Morning61°feels 60°
Afternoon74°feels 73°
Evening67°feels 66°
Overnight63°feels 62°
77 °
Cooper, Thursday, 22 October
Mostly clear. High 77°, low 55°.
Pressure30.18 inHg
Wind13.7 mph S
Humidity40%
Visibility—
Dew point46°
Fri, 2379° / 63°0.39
Morning68°feels 67°
Afternoon76°feels 76°
Evening66°feels 67°
Overnight65°feels 66°
79 °
Cooper, Friday, 23 October
Rain. High 79°, low 63°.
Pressure30.00 inHg
Wind22.4 mph S
Humidity47%
Visibility—
Dew point55°
Sat, 2468° / 64°1.09
Morning65°feels 65°
Afternoon66°feels 67°
Evening65°feels 65°
Overnight64°feels 64°
68 °
Cooper, Saturday, 24 October
Heavy rain. High 68°, low 64°.
Pressure30.15 inHg
Wind7.2 mph S
Humidity89%
Visibility—
Dew point63°
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 Cooper, 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.