10-day forecast for Summit, IA: 38° to 75°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Tuesday, October 20
61° · 0.83 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1465° / 54°0
Morning54°feels 52°
Afternoon63°feels 62°
Evening62°feels 61°
Overnight57°feels 56°
65 °
Summit, Wednesday, 14 October
Overcast. High 65°, low 54°.
Pressure30.15 inHg
Wind8.9 mph NE
Humidity62%
Visibility6.2 mi
Dew point46°
Thu, 1561° / 54°0.83
Morning59°feels 59°
Afternoon61°feels 61°
Evening54°feels 53°
Overnight60°feels 59°
61 °
Summit, Thursday, 15 October
Heavy rain. High 61°, low 54°.
Pressure30.03 inHg
Wind6.1 mph NE
Humidity93%
Visibility1.2 mi
Dew point58°
Fri, 1655° / 44°0
Morning47°feels 40°
Afternoon54°feels 51°
Evening48°feels 45°
Overnight49°feels 43°
55 °
Summit, Friday, 16 October
Clear. High 55°, low 44°.
Pressure30.59 inHg
Wind16 mph N
Humidity49%
Visibility6.2 mi
Dew point33°
Sat, 1761° / 38°0
Morning44°feels 40°
Afternoon57°feels 55°
Evening54°feels 52°
Overnight40°feels 40°
61 °
Summit, Saturday, 17 October
Clear. High 61°, low 38°.
Pressure30.42 inHg
Wind13.3 mph S
Humidity46%
Visibility—
Dew point35°
Sun, 1866° / 48°0
Morning52°feels 48°
Afternoon62°feels 60°
Evening56°feels 55°
Overnight54°feels 51°
66 °
Summit, Sunday, 18 October
Clear. High 66°, low 48°.
Pressure30.06 inHg
Wind16 mph S
Humidity46%
Visibility—
Dew point40°
Mon, 1958° / 53°0.37
Morning53°feels 53°
Afternoon55°feels 54°
Evening56°feels 56°
Overnight55°feels 54°
58 °
Summit, Monday, 19 October
Rain. High 58°, low 53°.
Pressure30.06 inHg
Wind13.2 mph S
Humidity89%
Visibility—
Dew point51°
Tue, 2066° / 55°0
Morning57°feels 56°
Afternoon61°feels 60°
Evening61°feels 61°
Overnight61°feels 61°
66 °
Summit, Tuesday, 20 October
Overcast. High 66°, low 55°.
Pressure30.00 inHg
Wind14.9 mph S
Humidity70%
Visibility—
Dew point50°
Wed, 2172° / 61°0.15
Morning65°feels 65°
Afternoon71°feels 71°
Evening69°feels 69°
Overnight67°feels 67°
72 °
Summit, Wednesday, 21 October
Light rain. High 72°, low 61°.
Pressure29.91 inHg
Wind18.1 mph SE
Humidity80%
Visibility—
Dew point63°
Thu, 2270° / 55°0.77
Morning68°feels 68°
Afternoon68°feels 69°
Evening65°feels 66°
Overnight57°feels 57°
70 °
Summit, Thursday, 22 October
Rain. High 70°, low 55°.
Pressure29.71 inHg
Wind22.6 mph NW
Humidity91%
Visibility—
Dew point65°
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.