10-day forecast for Dewey, IL: 45° to 75°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Thursday, October 22
64° · 0.12 in
Worst day: Friday, October 30
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2373° / 47°0
Morning52°feels 51°
Afternoon72°feels 70°
Evening54°feels 52°
Overnight52°feels 51°
73 °
Dewey, Friday, 23 October
Clear. High 73°, low 47°.
Pressure30.30 inHg
Wind5.4 mph S
Humidity44%
Visibility6.2 mi
Dew point46°
Sat, 2470° / 45°0
Morning49°feels 47°
Afternoon70°feels 68°
Evening59°feels 57°
Overnight49°feels 48°
70 °
Dewey, Saturday, 24 October
Partly cloudy. High 70°, low 45°.
Pressure30.39 inHg
Wind6.4 mph S
Humidity49%
Visibility6.2 mi
Dew point48°
Sun, 2572° / 48°0
Morning50°feels 49°
Afternoon72°feels 70°
Evening59°feels 58°
Overnight52°feels 51°
72 °
Dewey, Sunday, 25 October
Clear. High 72°, low 48°.
Pressure30.42 inHg
Wind5.1 mph S
Humidity46%
Visibility6.2 mi
Dew point48°
Mon, 2670° / 50°0
Morning54°feels 53°
Afternoon70°feels 68°
Evening60°feels 59°
Overnight52°feels 51°
70 °
Dewey, Monday, 26 October
Overcast. High 70°, low 50°.
Pressure30.36 inHg
Wind0.8 mph SE
Humidity52%
Visibility6.2 mi
Dew point48°
Tue, 2768° / 51°0
Morning56°feels 55°
Afternoon66°feels 65°
Evening60°feels 59°
Overnight57°feels 56°
68 °
Dewey, Tuesday, 27 October
Overcast. High 68°, low 51°.
Pressure30.30 inHg
Wind6.9 mph E
Humidity52%
Visibility—
Dew point47°
Wed, 2862° / 51°0
Morning55°feels 53°
Afternoon62°feels 60°
Evening57°feels 56°
Overnight54°feels 53°
62 °
Dewey, Wednesday, 28 October
Partly cloudy. High 62°, low 51°.
Pressure30.15 inHg
Wind7.3 mph SW
Humidity60%
Visibility—
Dew point47°
Thu, 2964° / 50°0
Morning54°feels 53°
Afternoon63°feels 61°
Evening60°feels 59°
Overnight58°feels 56°
64 °
Dewey, Thursday, 29 October
Overcast. High 64°, low 50°.
Pressure30.18 inHg
Wind6.6 mph SW
Humidity53%
Visibility—
Dew point44°
Fri, 3064° / 54°0.12
Morning61°feels 60°
Afternoon63°feels 62°
Evening60°feels 60°
Overnight55°feels 54°
64 °
Dewey, Friday, 30 October
Light rain. High 64°, low 54°.
Pressure29.97 inHg
Wind11.6 mph SW
Humidity57%
Visibility—
Dew point48°
Sat, 3157° / 50°0.01
Morning52°feels 49°
Afternoon57°feels 55°
Evening55°feels 55°
Overnight54°feels 53°
57 °
Dewey, Saturday, 31 October
Light rain. High 57°, low 50°.
Pressure30.12 inHg
Wind10.6 mph NE
Humidity65%
Visibility—
Dew point44°
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 Dewey, 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.