10-day forecast for Dundas, IL: 63° to 94°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Monday, August 10
85° · 0.73 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1094° / 76°0
Morning78°feels 80°
Afternoon93°feels 106°
Evening88°feels 101°
Overnight78°feels 80°
94 °
Dundas, Monday, 10 August
Clear. High 94°, low 76°.
Pressure29.97 inHg
Wind14.3 mph SW
Humidity62%
Visibility6.2 mi
Dew point73°
Tue, 1194° / 73°0.04
Morning78°feels 79°
Afternoon92°feels 101°
Evening82°feels 87°
Overnight82°feels 84°
94 °
Dundas, Tuesday, 11 August
Light rain. High 94°, low 73°.
Pressure29.94 inHg
Wind9.9 mph SW
Humidity61%
Visibility6.2 mi
Dew point73°
Wed, 1290° / 75°0.02
Morning77°feels 78°
Afternoon89°feels 98°
Evening80°feels 86°
Overnight81°feels 84°
90 °
Dundas, Wednesday, 12 August
Light rain. High 90°, low 75°.
Pressure29.83 inHg
Wind4.6 mph SW
Humidity63%
Visibility6.2 mi
Dew point73°
Thu, 1385° / 70°0.73
Morning71°feels 72°
Afternoon80°feels 80°
Evening78°feels 78°
Overnight73°feels 75°
85 °
Dundas, Thursday, 13 August
Rain. High 85°, low 70°.
Pressure29.94 inHg
Wind11.1 mph E
Humidity79%
Visibility—
Dew point71°
Fri, 1480° / 70°0.69
Morning72°feels 73°
Afternoon76°feels 78°
Evening75°feels 76°
Overnight72°feels 73°
80 °
Dundas, Friday, 14 August
Heavy rain. High 80°, low 70°.
Pressure30.03 inHg
Wind21.3 mph E
Humidity88%
Visibility—
Dew point72°
Sat, 1582° / 68°0.02
Morning71°feels 71°
Afternoon78°feels 79°
Evening78°feels 80°
Overnight74°feels 75°
82 °
Dundas, Saturday, 15 August
Light rain. High 82°, low 68°.
Pressure30.15 inHg
Wind13 mph E
Humidity80%
Visibility—
Dew point69°
Sun, 1689° / 71°0
Morning79°feels 82°
Afternoon87°feels 96°
Evening79°feels 84°
Overnight74°feels 75°
89 °
Dundas, Sunday, 16 August
Partly cloudy. High 89°, low 71°.
Pressure29.97 inHg
Wind13.3 mph W
Humidity64%
Visibility—
Dew point73°
Mon, 1779° / 64°0
Morning68°feels 68°
Afternoon77°feels 78°
Evening72°feels 73°
Overnight67°feels 67°
79 °
Dundas, Monday, 17 August
Partly cloudy. High 79°, low 64°.
Pressure30.06 inHg
Wind8.9 mph N
Humidity63%
Visibility—
Dew point62°
Tue, 1885° / 63°0
Morning68°feels 68°
Afternoon79°feels 80°
Evening78°feels 79°
Overnight72°feels 72°
85 °
Dundas, Tuesday, 18 August
Overcast. High 85°, low 63°.
Pressure29.88 inHg
Wind10.9 mph SE
Humidity65%
Visibility—
Dew point65°
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 Dundas, 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.