10-day forecast for Cooper, IL: 40° to 74°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Friday, October 23
71° · 0.2 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1656° / 48°0.09
Morning49°feels 44°
Afternoon53°feels 51°
Evening51°feels 49°
Overnight54°feels 53°
56 °
Cooper, Friday, 16 October
Rain. High 56°, low 48°.
Pressure30.15 inHg
Wind15.6 mph NW
Humidity64%
Visibility6.2 mi
Dew point40°
Sat, 1756° / 40°0
Morning42°feels 40°
Afternoon55°feels 52°
Evening48°feels 46°
Overnight45°feels 40°
56 °
Cooper, Saturday, 17 October
Clear. High 56°, low 40°.
Pressure30.56 inHg
Wind1.3 mph SW
Humidity48%
Visibility6.2 mi
Dew point33°
Sun, 1862° / 43°0
Morning44°feels 39°
Afternoon61°feels 59°
Evening53°feels 50°
Overnight44°feels 40°
62 °
Cooper, Sunday, 18 October
Clear. High 62°, low 43°.
Pressure30.45 inHg
Wind11 mph S
Humidity50%
Visibility6.2 mi
Dew point39°
Mon, 1965° / 44°0
Morning47°feels 44°
Afternoon62°feels 60°
Evening58°feels 56°
Overnight47°feels 44°
65 °
Cooper, Monday, 19 October
Overcast. High 65°, low 44°.
Pressure30.33 inHg
Wind7.7 mph S
Humidity48%
Visibility—
Dew point40°
Tue, 2066° / 48°0.01
Morning53°feels 51°
Afternoon63°feels 62°
Evening59°feels 58°
Overnight56°feels 55°
66 °
Cooper, Tuesday, 20 October
Light rain. High 66°, low 48°.
Pressure30.33 inHg
Wind6 mph S
Humidity52%
Visibility—
Dew point44°
Wed, 2171° / 55°0
Morning60°feels 59°
Afternoon69°feels 68°
Evening63°feels 61°
Overnight58°feels 57°
71 °
Cooper, Wednesday, 21 October
Partly cloudy. High 71°, low 55°.
Pressure30.33 inHg
Wind7.2 mph SE
Humidity45%
Visibility—
Dew point46°
Thu, 2271° / 54°0
Morning59°feels 57°
Afternoon70°feels 69°
Evening63°feels 62°
Overnight59°feels 57°
71 °
Cooper, Thursday, 22 October
Overcast. High 71°, low 54°.
Pressure30.21 inHg
Wind8.7 mph S
Humidity40%
Visibility—
Dew point44°
Fri, 2374° / 55°0
Morning60°feels 58°
Afternoon71°feels 70°
Evening65°feels 64°
Overnight62°feels 61°
74 °
Cooper, Friday, 23 October
Overcast. High 74°, low 55°.
Pressure30.21 inHg
Wind13.4 mph SE
Humidity33%
Visibility—
Dew point40°
Sat, 2471° / 58°0
Morning62°feels 60°
Afternoon70°feels 69°
Evening64°feels 63°
Overnight61°feels 61°
71 °
Cooper, Saturday, 24 October
Overcast. High 71°, low 58°.
Pressure30.15 inHg
Wind16.4 mph S
Humidity41%
Visibility—
Dew point45°
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.