10-day forecast for McCook, IL: 64° to 90°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Tuesday, August 18
90° · 0.97 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1090° / 72°0.97
Morning75°feels 77°
Afternoon89°feels 97°
Evening79°feels 81°
Overnight77°feels 79°
90 °
McCook, Monday, 10 August
Rain. High 90°, low 72°.
Pressure29.88 inHg
Wind3.9 mph NW
Humidity63%
Visibility6.2 mi
Dew point73°
Tue, 1186° / 72°0.09
Morning76°feels 77°
Afternoon86°feels 91°
Evening78°feels 79°
Overnight72°feels 74°
86 °
McCook, Tuesday, 11 August
Rain. High 86°, low 72°.
Pressure29.83 inHg
Wind5.9 mph SW
Humidity93%
Visibility6.2 mi
Dew point72°
Wed, 1284° / 70°0
Morning73°feels 74°
Afternoon80°feels 82°
Evening77°feels 77°
Overnight71°feels 72°
84 °
McCook, Wednesday, 12 August
Overcast. High 84°, low 70°.
Pressure29.85 inHg
Wind3.1 mph NW
Humidity48%
Visibility6.2 mi
Dew point63°
Thu, 1376° / 66°0
Morning70°feels 69°
Afternoon75°feels 74°
Evening69°feels 68°
Overnight67°feels 66°
76 °
McCook, Thursday, 13 August
Overcast. High 76°, low 66°.
Pressure30.00 inHg
Wind8.7 mph NE
Humidity41%
Visibility—
Dew point50°
Fri, 1482° / 64°0
Morning69°feels 69°
Afternoon81°feels 80°
Evening74°feels 73°
Overnight68°feels 68°
82 °
McCook, Friday, 14 August
Clear. High 82°, low 64°.
Pressure30.09 inHg
Wind9.3 mph NE
Humidity31%
Visibility—
Dew point46°
Sat, 1573° / 67°0
Morning68°feels 67°
Afternoon70°feels 69°
Evening67°feels 67°
Overnight67°feels 66°
73 °
McCook, Saturday, 15 August
Light rain. High 73°, low 67°.
Pressure30.27 inHg
Wind8.4 mph SW
Humidity47%
Visibility—
Dew point49°
Sun, 1679° / 66°0
Morning70°feels 70°
Afternoon77°feels 77°
Evening74°feels 74°
Overnight69°feels 69°
79 °
McCook, Sunday, 16 August
Overcast. High 79°, low 66°.
Pressure30.12 inHg
Wind4.2 mph S
Humidity44%
Visibility—
Dew point53°
Mon, 1785° / 68°0
Morning72°feels 73°
Afternoon83°feels 83°
Evening79°feels 79°
Overnight73°feels 73°
85 °
McCook, Monday, 17 August
Overcast. High 85°, low 68°.
Pressure30.03 inHg
Wind6.6 mph W
Humidity46%
Visibility—
Dew point58°
Tue, 1886° / 69°0
Morning73°feels 74°
Afternoon84°feels 85°
Evening80°feels 82°
Overnight74°feels 75°
86 °
McCook, Tuesday, 18 August
Overcast. High 86°, low 69°.
Pressure29.97 inHg
Wind9.7 mph SW
Humidity50%
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 McCook, 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.