10-day forecast for Dewey, IA: 43° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Thursday, October 22
59° · 0.91 in
Worst day: Thursday, October 29
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2376° / 56°0
Morning57°feels 56°
Afternoon75°feels 75°
Evening66°feels 65°
Overnight59°feels 58°
76 °
Dewey, Friday, 23 October
Overcast. High 76°, low 56°.
Pressure30.12 inHg
Wind11.6 mph SE
Humidity56%
Visibility6.2 mi
Dew point53°
Sat, 2474° / 58°0
Morning58°feels 57°
Afternoon73°feels 72°
Evening63°feels 63°
Overnight63°feels 62°
74 °
Dewey, Saturday, 24 October
Overcast. High 74°, low 58°.
Pressure30.21 inHg
Wind11 mph S
Humidity51%
Visibility6.2 mi
Dew point51°
Sun, 2573° / 54°0
Morning54°feels 53°
Afternoon71°feels 71°
Evening64°feels 63°
Overnight58°feels 57°
73 °
Dewey, Sunday, 25 October
Overcast. High 73°, low 54°.
Pressure30.33 inHg
Wind4.7 mph S
Humidity65%
Visibility6.2 mi
Dew point56°
Mon, 2670° / 57°0
Morning60°feels 59°
Afternoon67°feels 66°
Evening62°feels 61°
Overnight59°feels 58°
70 °
Dewey, Monday, 26 October
Overcast. High 70°, low 57°.
Pressure30.30 inHg
Wind7.9 mph SE
Humidity61%
Visibility—
Dew point52°
Tue, 2767° / 54°0.15
Morning58°feels 57°
Afternoon64°feels 63°
Evening58°feels 57°
Overnight55°feels 53°
67 °
Dewey, Tuesday, 27 October
Rain. High 67°, low 54°.
Pressure30.15 inHg
Wind12.2 mph S
Humidity57%
Visibility—
Dew point48°
Wed, 2861° / 43°0
Morning47°feels 47°
Afternoon57°feels 56°
Evening54°feels 52°
Overnight51°feels 49°
61 °
Dewey, Wednesday, 28 October
Mostly clear. High 61°, low 43°.
Pressure30.18 inHg
Wind7.2 mph S
Humidity63%
Visibility—
Dew point43°
Thu, 2959° / 53°0.91
Morning54°feels 53°
Afternoon56°feels 56°
Evening58°feels 58°
Overnight57°feels 57°
59 °
Dewey, Thursday, 29 October
Rain. High 59°, low 53°.
Pressure29.97 inHg
Wind10.9 mph SE
Humidity95%
Visibility—
Dew point54°
Fri, 3061° / 57°0.01
Morning58°feels 58°
Afternoon60°feels 60°
Evening58°feels 58°
Overnight57°feels 57°
61 °
Dewey, Friday, 30 October
Light rain. High 61°, low 57°.
Pressure29.77 inHg
Wind7.1 mph SE
Humidity87%
Visibility—
Dew point56°
Sat, 3163° / 50°0
Morning53°feels 51°
Afternoon60°feels 58°
Evening54°feels 53°
Overnight52°feels 50°
63 °
Dewey, Saturday, 31 October
Overcast. High 63°, low 50°.
Pressure29.80 inHg
Wind7 mph W
Humidity59%
Visibility—
Dew point45°
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, IA 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.