10-day forecast for Summit, IA: 35° to 73°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Tuesday, October 20
57° · 0.75 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1652° / 41°0
Morning47°feels 39°
Afternoon52°feels 49°
Evening45°feels 41°
Overnight47°feels 41°
52 °
Summit, Friday, 16 October
Overcast. High 52°, low 41°.
Pressure30.53 inHg
Wind21.2 mph N
Humidity54%
Visibility6.2 mi
Dew point34°
Sat, 1758° / 35°0
Morning35°feels 32°
Afternoon57°feels 54°
Evening50°feels 46°
Overnight38°feels 36°
58 °
Summit, Saturday, 17 October
Clear. High 58°, low 35°.
Pressure30.56 inHg
Wind11.3 mph SW
Humidity44%
Visibility6.2 mi
Dew point32°
Sun, 1863° / 43°0
Morning43°feels 37°
Afternoon62°feels 60°
Evening56°feels 54°
Overnight45°feels 40°
63 °
Summit, Sunday, 18 October
Clear. High 63°, low 43°.
Pressure30.27 inHg
Wind14.3 mph S
Humidity55%
Visibility6.2 mi
Dew point41°
Mon, 1964° / 50°0.09
Morning51°feels 49°
Afternoon59°feels 58°
Evening57°feels 56°
Overnight51°feels 49°
64 °
Summit, Monday, 19 October
Light rain. High 64°, low 50°.
Pressure30.18 inHg
Wind11.5 mph S
Humidity64%
Visibility—
Dew point46°
Tue, 2068° / 51°0
Morning55°feels 54°
Afternoon65°feels 64°
Evening61°feels 60°
Overnight57°feels 56°
68 °
Summit, Tuesday, 20 October
Clear. High 68°, low 51°.
Pressure30.18 inHg
Wind9.3 mph S
Humidity59%
Visibility—
Dew point49°
Wed, 2173° / 54°0.05
Morning59°feels 58°
Afternoon71°feels 70°
Evening64°feels 64°
Overnight60°feels 60°
73 °
Summit, Wednesday, 21 October
Light rain. High 73°, low 54°.
Pressure30.18 inHg
Wind15.3 mph S
Humidity50%
Visibility—
Dew point50°
Thu, 2273° / 61°0.2
Morning65°feels 65°
Afternoon72°feels 71°
Evening69°feels 69°
Overnight67°feels 66°
73 °
Summit, Thursday, 22 October
Rain. High 73°, low 61°.
Pressure30.03 inHg
Wind17.1 mph S
Humidity59%
Visibility—
Dew point56°
Fri, 2373° / 63°0.29
Morning66°feels 65°
Afternoon71°feels 70°
Evening64°feels 64°
Overnight63°feels 63°
73 °
Summit, Friday, 23 October
Rain. High 73°, low 63°.
Pressure29.94 inHg
Wind22.3 mph SE
Humidity51%
Visibility—
Dew point52°
Sat, 2463° / 53°0.06
Morning62°feels 62°
Afternoon61°feels 60°
Evening56°feels 54°
Overnight55°feels 54°
63 °
Summit, Saturday, 24 October
Light rain. High 63°, low 53°.
Pressure30.15 inHg
Wind20.7 mph S
Humidity59%
Visibility—
Dew point47°
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 Summit, 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.