10-day forecast for McDowell, IL: 58° to 91°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Sunday, August 9
64° · 0.09 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 74°0.01
Morning76°feels 77°
Afternoon85°feels 94°
Evening81°feels 88°
Overnight77°feels 78°
88 °
McDowell, Monday, 10 August
Light rain. High 88°, low 74°.
Pressure29.91 inHg
Wind6.9 mph S
Humidity73%
Visibility6.2 mi
Dew point74°
Tue, 1184° / 71°0.17
Morning74°feels 75°
Afternoon80°feels 85°
Evening80°feels 85°
Overnight75°feels 76°
84 °
McDowell, Tuesday, 11 August
Rain. High 84°, low 71°.
Pressure29.83 inHg
Wind8.7 mph SW
Humidity82%
Visibility6.2 mi
Dew point71°
Wed, 1282° / 69°0.02
Morning71°feels 72°
Afternoon83°feels 88°
Evening74°feels 75°
Overnight74°feels 76°
82 °
McDowell, Wednesday, 12 August
Light rain. High 82°, low 69°.
Pressure29.85 inHg
Wind2.1 mph NW
Humidity73%
Visibility6.2 mi
Dew point72°
Thu, 1377° / 62°0.17
Morning66°feels 67°
Afternoon75°feels 76°
Evening66°feels 67°
Overnight64°feels 64°
77 °
McDowell, Thursday, 13 August
Rain. High 77°, low 62°.
Pressure29.97 inHg
Wind9.4 mph NE
Humidity70%
Visibility—
Dew point64°
Fri, 1476° / 60°0
Morning65°feels 65°
Afternoon75°feels 75°
Evening70°feels 70°
Overnight64°feels 64°
76 °
McDowell, Friday, 14 August
Partly cloudy. High 76°, low 60°.
Pressure30.09 inHg
Wind8.2 mph E
Humidity68%
Visibility—
Dew point62°
Sat, 1564° / 58°0.09
Morning62°feels 61°
Afternoon63°feels 64°
Evening62°feels 62°
Overnight60°feels 60°
64 °
McDowell, Saturday, 15 August
Light rain. High 64°, low 58°.
Pressure30.27 inHg
Wind9.1 mph E
Humidity91%
Visibility—
Dew point61°
Sun, 1670° / 61°0
Morning63°feels 62°
Afternoon65°feels 65°
Evening67°feels 68°
Overnight62°feels 62°
70 °
McDowell, Sunday, 16 August
Overcast. High 70°, low 61°.
Pressure30.15 inHg
Wind6.6 mph SE
Humidity84%
Visibility—
Dew point60°
Mon, 1777° / 61°0.02
Morning65°feels 65°
Afternoon71°feels 72°
Evening74°feels 74°
Overnight66°feels 67°
77 °
McDowell, Monday, 17 August
Light rain. High 77°, low 61°.
Pressure30.06 inHg
Wind4.9 mph N
Humidity82%
Visibility—
Dew point64°
Tue, 1882° / 64°0
Morning69°feels 70°
Afternoon80°feels 80°
Evening76°feels 77°
Overnight69°feels 70°
82 °
McDowell, Tuesday, 18 August
Overcast. High 82°, low 64°.
Pressure30.00 inHg
Wind7.6 mph SW
Humidity69%
Visibility—
Dew point67°
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 McDowell, 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.