10-day forecast for Plano, IL: 54° to 88°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Monday, August 10
86° · 1.16 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0986° / 63°1.16
Morning70°feels 71°
Afternoon77°feels 80°
Evening82°feels 90°
Overnight66°feels 66°
86 °
Plano, Sunday, 9 August
Heavy rain. High 86°, low 63°.
Pressure29.91 inHg
Wind13.4 mph E
Humidity99%
Visibility6.2 mi
Dew point72°
Mon, 1084° / 71°0.02
Morning72°feels 73°
Afternoon79°feels 80°
Evening77°feels 79°
Overnight74°feels 75°
84 °
Plano, Monday, 10 August
Light rain. High 84°, low 71°.
Pressure29.88 inHg
Wind10.3 mph S
Humidity81%
Visibility6.2 mi
Dew point74°
Tue, 1188° / 71°0.18
Morning75°feels 77°
Afternoon85°feels 93°
Evening75°feels 77°
Overnight73°feels 75°
88 °
Plano, Tuesday, 11 August
Light rain. High 88°, low 71°.
Pressure29.80 inHg
Wind10.1 mph SW
Humidity84%
Visibility6.2 mi
Dew point75°
Wed, 1279° / 66°0.03
Morning69°feels 70°
Afternoon78°feels 79°
Evening76°feels 78°
Overnight69°feels 71°
79 °
Plano, Wednesday, 12 August
Light rain. High 79°, low 66°.
Pressure29.91 inHg
Wind9.3 mph W
Humidity93%
Visibility6.2 mi
Dew point70°
Thu, 1371° / 59°0.03
Morning67°feels 67°
Afternoon70°feels 70°
Evening64°feels 64°
Overnight60°feels 60°
71 °
Plano, Thursday, 13 August
Light rain. High 71°, low 59°.
Pressure29.94 inHg
Wind12.3 mph E
Humidity74%
Visibility—
Dew point61°
Fri, 1473° / 55°0
Morning61°feels 60°
Afternoon71°feels 71°
Evening66°feels 66°
Overnight58°feels 58°
73 °
Plano, Friday, 14 August
Clear. High 73°, low 55°.
Pressure30.18 inHg
Wind7.6 mph N
Humidity62%
Visibility—
Dew point56°
Sat, 1573° / 54°0
Morning60°feels 60°
Afternoon71°feels 71°
Evening67°feels 67°
Overnight60°feels 60°
73 °
Plano, Saturday, 15 August
Overcast. High 73°, low 54°.
Pressure30.33 inHg
Wind6 mph SE
Humidity64%
Visibility—
Dew point56°
Sun, 1676° / 57°0
Morning62°feels 62°
Afternoon74°feels 74°
Evening71°feels 72°
Overnight66°feels 66°
76 °
Plano, Sunday, 16 August
Partly cloudy. High 76°, low 57°.
Pressure30.18 inHg
Wind10.1 mph S
Humidity68%
Visibility—
Dew point60°
Mon, 1777° / 65°0
Morning69°feels 69°
Afternoon74°feels 75°
Evening75°feels 76°
Overnight70°feels 71°
77 °
Plano, Monday, 17 August
Overcast. High 77°, low 65°.
Pressure30.00 inHg
Wind6.4 mph S
Humidity88%
Visibility—
Dew point69°
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 Plano, 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.