10-day forecast for Dewey, IL: 41° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Friday, October 30
73° · 0.45 in
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 2573° / 48°0
Morning52°feels 51°
Afternoon72°feels 71°
Evening57°feels 55°
Overnight50°feels 49°
73 °
Dewey, Sunday, 25 October
Overcast. High 73°, low 48°.
Pressure30.42 inHg
Wind4.9 mph S
Humidity47%
Visibility6.2 mi
Dew point48°
Mon, 2671° / 48°0
Morning51°feels 50°
Afternoon71°feels 70°
Evening58°feels 58°
Overnight51°feels 50°
71 °
Dewey, Monday, 26 October
Overcast. High 71°, low 48°.
Pressure30.33 inHg
Wind0.9 mph SE
Humidity50%
Visibility6.2 mi
Dew point50°
Tue, 2771° / 51°0
Morning52°feels 51°
Afternoon71°feels 70°
Evening61°feels 60°
Overnight53°feels 53°
71 °
Dewey, Tuesday, 27 October
Overcast. High 71°, low 51°.
Pressure30.24 inHg
Wind7.1 mph S
Humidity54%
Visibility6.2 mi
Dew point51°
Wed, 2873° / 52°0
Morning55°feels 55°
Afternoon73°feels 72°
Evening64°feels 63°
Overnight55°feels 54°
73 °
Dewey, Wednesday, 28 October
Clear. High 73°, low 52°.
Pressure30.18 inHg
Wind10.7 mph S
Humidity52%
Visibility6.2 mi
Dew point51°
Thu, 2975° / 57°0
Morning62°feels 61°
Afternoon72°feels 72°
Evening65°feels 65°
Overnight62°feels 62°
75 °
Dewey, Thursday, 29 October
Mostly clear. High 75°, low 57°.
Pressure30.18 inHg
Wind9.2 mph S
Humidity51%
Visibility—
Dew point52°
Fri, 3077° / 56°0
Morning62°feels 61°
Afternoon75°feels 74°
Evening68°feels 66°
Overnight64°feels 62°
77 °
Dewey, Friday, 30 October
Partly cloudy. High 77°, low 56°.
Pressure30.18 inHg
Wind9.4 mph S
Humidity43%
Visibility—
Dew point49°
Sat, 3173° / 63°0.01
Morning66°feels 64°
Afternoon72°feels 70°
Evening67°feels 65°
Overnight65°feels 63°
73 °
Dewey, Saturday, 31 October
Light rain. High 73°, low 63°.
Pressure30.06 inHg
Wind14.9 mph S
Humidity33%
Visibility—
Dew point41°
Sun, 0173° / 60°0.45
Morning66°feels 65°
Afternoon72°feels 72°
Evening66°feels 66°
Overnight63°feels 63°
73 °
Dewey, Sunday, 1 November
Rain. High 73°, low 60°.
Pressure29.74 inHg
Wind21.1 mph S
Humidity52%
Visibility—
Dew point53°
Mon, 0256° / 41°0.21
Morning42°feels 34°
Afternoon41°feels 34°
Evening43°feels 40°
Overnight43°feels 39°
56 °
Dewey, Monday, 2 November
Light rain. High 56°, low 41°.
Pressure29.56 inHg
Wind19.5 mph W
Humidity94%
Visibility—
Dew point40°
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.