10-day forecast for Cooper, IL: 30° to 73°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Sunday, October 25
53° · 0.35 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2069° / 42°0
Morning46°feels 46°
Afternoon69°feels 67°
Evening52°feels 50°
Overnight47°feels 47°
69 °
Cooper, Tuesday, 20 October
Clear. High 69°, low 42°.
Pressure30.36 inHg
Wind2.5 mph S
Humidity48%
Visibility6.2 mi
Dew point44°
Wed, 2167° / 43°0
Morning47°feels 47°
Afternoon67°feels 66°
Evening58°feels 56°
Overnight47°feels 46°
67 °
Cooper, Wednesday, 21 October
Clear. High 67°, low 43°.
Pressure30.27 inHg
Wind2.5 mph SW
Humidity53%
Visibility6.2 mi
Dew point48°
Thu, 2270° / 50°0
Morning51°feels 50°
Afternoon69°feels 68°
Evening59°feels 58°
Overnight53°feels 51°
70 °
Cooper, Thursday, 22 October
Clear. High 70°, low 50°.
Pressure30.33 inHg
Wind3.1 mph NE
Humidity55%
Visibility6.2 mi
Dew point51°
Fri, 2365° / 49°0
Morning52°feels 50°
Afternoon65°feels 63°
Evening56°feels 54°
Overnight53°feels 52°
65 °
Cooper, Friday, 23 October
Clear. High 65°, low 49°.
Pressure30.33 inHg
Wind6.1 mph SE
Humidity59%
Visibility6.2 mi
Dew point48°
Sat, 2465° / 47°0
Morning52°feels 49°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight52°feels 49°
65 °
Cooper, Saturday, 24 October
Overcast. High 65°, low 47°.
Pressure30.42 inHg
Wind8.3 mph SE
Humidity45%
Visibility—
Dew point39°
Sun, 2573° / 50°0
Morning56°feels 55°
Afternoon69°feels 67°
Evening63°feels 62°
Overnight58°feels 57°
73 °
Cooper, Sunday, 25 October
Overcast. High 73°, low 50°.
Pressure30.33 inHg
Wind9.2 mph SW
Humidity47%
Visibility—
Dew point46°
Mon, 2663° / 52°0.15
Morning56°feels 55°
Afternoon61°feels 59°
Evening54°feels 51°
Overnight52°feels 50°
63 °
Cooper, Monday, 26 October
Light rain. High 63°, low 52°.
Pressure30.33 inHg
Wind6.9 mph NE
Humidity35%
Visibility—
Dew point33°
Tue, 2753° / 40°0.35
Morning46°feels 42°
Afternoon45°feels 40°
Evening43°feels 38°
Overnight42°feels 34°
53 °
Cooper, Tuesday, 27 October
Light rain. High 53°, low 40°.
Pressure30.36 inHg
Wind14.9 mph N
Humidity84%
Visibility—
Dew point41°
Wed, 2843° / 30°0
Morning33°feels 25°
Afternoon41°feels 35°
Evening35°feels 30°
Overnight33°feels 26°
43 °
Cooper, Wednesday, 28 October
Clear. High 43°, low 30°.
Pressure30.50 inHg
Wind13.3 mph N
Humidity34%
Visibility—
Dew point14°
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.