10-day forecast for Summit, IA: 38° to 90°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Monday, October 12
64° · 0.54 in
Worst day: Wednesday, October 14
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1376° / 57°0.07
Morning57°feels 56°
Afternoon73°feels 73°
Evening67°feels 66°
Overnight61°feels 60°
76 °
Summit, Tuesday, 13 October
Rain. High 76°, low 57°.
Pressure29.91 inHg
Wind6.3 mph NE
Humidity58%
Visibility6.2 mi
Dew point54°
Wed, 1464° / 55°0.54
Morning55°feels 54°
Afternoon64°feels 62°
Evening62°feels 61°
Overnight63°feels 62°
64 °
Summit, Wednesday, 14 October
Heavy rain. High 64°, low 55°.
Pressure30.12 inHg
Wind10.1 mph NE
Humidity61%
Visibility6.2 mi
Dew point48°
Thu, 1564° / 59°0.14
Morning60°feels 59°
Afternoon65°feels 65°
Evening59°feels 58°
Overnight62°feels 61°
64 °
Summit, Thursday, 15 October
Light rain. High 64°, low 59°.
Pressure30.09 inHg
Wind6.2 mph N
Humidity92%
Visibility6.2 mi
Dew point58°
Fri, 1657° / 45°0
Morning47°feels 40°
Afternoon54°feels 51°
Evening50°feels 47°
Overnight53°feels 51°
57 °
Summit, Friday, 16 October
Clear. High 57°, low 45°.
Pressure30.65 inHg
Wind20.8 mph N
Humidity47%
Visibility—
Dew point33°
Sat, 1761° / 38°0
Morning44°feels 40°
Afternoon57°feels 55°
Evening53°feels 50°
Overnight47°feels 43°
61 °
Summit, Saturday, 17 October
Clear. High 61°, low 38°.
Pressure30.45 inHg
Wind10.6 mph S
Humidity41%
Visibility—
Dew point32°
Sun, 1865° / 44°0
Morning49°feels 44°
Afternoon62°feels 59°
Evening58°feels 56°
Overnight54°feels 51°
65 °
Summit, Sunday, 18 October
Clear. High 65°, low 44°.
Pressure30.09 inHg
Wind18.7 mph S
Humidity37%
Visibility—
Dew point33°
Mon, 1967° / 54°0
Morning58°feels 57°
Afternoon67°feels 66°
Evening62°feels 62°
Overnight61°feels 60°
67 °
Summit, Monday, 19 October
Overcast. High 67°, low 54°.
Pressure30.03 inHg
Wind13.2 mph S
Humidity63%
Visibility—
Dew point53°
Tue, 2072° / 61°0
Morning62°feels 61°
Afternoon65°feels 64°
Evening66°feels 65°
Overnight62°feels 62°
72 °
Summit, Tuesday, 20 October
Overcast. High 72°, low 61°.
Pressure30.09 inHg
Wind12.7 mph S
Humidity64%
Visibility—
Dew point52°
Wed, 2174° / 59°0.02
Morning63°feels 63°
Afternoon73°feels 73°
Evening68°feels 68°
Overnight67°feels 67°
74 °
Summit, Wednesday, 21 October
Light rain. High 74°, low 59°.
Pressure30.09 inHg
Wind18.3 mph S
Humidity64%
Visibility—
Dew point59°
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.