10-day forecast for Winston, IL: 57° to 87°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Tuesday, August 11
82° · 0.55 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1087° / 70°0.14
Morning75°feels 77°
Afternoon84°feels 92°
Evening77°feels 78°
Overnight75°feels 76°
87 °
Winston, Monday, 10 August
Rain. High 87°, low 70°.
Pressure29.91 inHg
Wind5.3 mph SE
Humidity83%
Visibility6.2 mi
Dew point72°
Tue, 1185° / 69°0.01
Morning70°feels 71°
Afternoon81°feels 85°
Evening77°feels 79°
Overnight70°feels 72°
85 °
Winston, Tuesday, 11 August
Light rain. High 85°, low 69°.
Pressure29.80 inHg
Wind11.3 mph W
Humidity74%
Visibility6.2 mi
Dew point70°
Wed, 1281° / 67°0
Morning71°feels 72°
Afternoon81°feels 83°
Evening71°feels 71°
Overnight68°feels 69°
81 °
Winston, Wednesday, 12 August
Overcast. High 81°, low 67°.
Pressure29.85 inHg
Wind7.6 mph N
Humidity70%
Visibility6.2 mi
Dew point70°
Thu, 1374° / 60°0.06
Morning64°feels 64°
Afternoon72°feels 72°
Evening65°feels 65°
Overnight63°feels 63°
74 °
Winston, Thursday, 13 August
Light rain. High 74°, low 60°.
Pressure30.03 inHg
Wind8.2 mph E
Humidity64%
Visibility—
Dew point59°
Fri, 1473° / 57°0.01
Morning62°feels 62°
Afternoon72°feels 71°
Evening67°feels 68°
Overnight62°feels 62°
73 °
Winston, Friday, 14 August
Light rain. High 73°, low 57°.
Pressure30.15 inHg
Wind10 mph E
Humidity58%
Visibility—
Dew point55°
Sat, 1575° / 58°0.04
Morning62°feels 61°
Afternoon72°feels 72°
Evening69°feels 69°
Overnight64°feels 65°
75 °
Winston, Saturday, 15 August
Light rain. High 75°, low 58°.
Pressure30.21 inHg
Wind11 mph SE
Humidity61%
Visibility—
Dew point56°
Sun, 1676° / 64°0.01
Morning67°feels 67°
Afternoon73°feels 73°
Evening72°feels 73°
Overnight67°feels 67°
76 °
Winston, Sunday, 16 August
Light rain. High 76°, low 64°.
Pressure30.09 inHg
Wind6.9 mph NW
Humidity84%
Visibility—
Dew point66°
Mon, 1780° / 63°0
Morning67°feels 68°
Afternoon78°feels 78°
Evening73°feels 74°
Overnight68°feels 68°
80 °
Winston, Monday, 17 August
Overcast. High 80°, low 63°.
Pressure30.09 inHg
Wind5.5 mph N
Humidity60%
Visibility—
Dew point61°
Tue, 1880° / 61°0
Morning65°feels 66°
Afternoon74°feels 75°
Evening76°feels 77°
Overnight69°feels 70°
80 °
Winston, Tuesday, 18 August
Overcast. High 80°, low 61°.
Pressure30.00 inHg
Wind11.1 mph S
Humidity85%
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 Winston, 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.