10-day forecast for Summit, IA: 34° to 73°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Thursday, October 22
59° · 0.66 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1653° / 42°0
Morning48°feels 41°
Afternoon51°feels 49°
Evening46°feels 42°
Overnight49°feels 43°
53 °
Summit, Friday, 16 October
Overcast. High 53°, low 42°.
Pressure30.50 inHg
Wind22.3 mph N
Humidity52%
Visibility6.2 mi
Dew point33°
Sat, 1758° / 34°0
Morning35°feels 32°
Afternoon57°feels 54°
Evening49°feels 44°
Overnight38°feels 35°
58 °
Summit, Saturday, 17 October
Clear. High 58°, low 34°.
Pressure30.56 inHg
Wind9.8 mph S
Humidity45%
Visibility6.2 mi
Dew point31°
Sun, 1863° / 42°0
Morning44°feels 39°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight45°feels 39°
63 °
Summit, Sunday, 18 October
Clear. High 63°, low 42°.
Pressure30.33 inHg
Wind12.2 mph S
Humidity56%
Visibility6.2 mi
Dew point40°
Mon, 1964° / 46°0
Morning50°feels 47°
Afternoon58°feels 56°
Evening56°feels 55°
Overnight52°feels 51°
64 °
Summit, Monday, 19 October
Overcast. High 64°, low 46°.
Pressure30.27 inHg
Wind10 mph S
Humidity63%
Visibility—
Dew point44°
Tue, 2069° / 48°0
Morning54°feels 51°
Afternoon66°feels 65°
Evening60°feels 59°
Overnight57°feels 56°
69 °
Summit, Tuesday, 20 October
Clear. High 69°, low 48°.
Pressure30.21 inHg
Wind12.6 mph S
Humidity51%
Visibility—
Dew point46°
Wed, 2170° / 58°0
Morning63°feels 62°
Afternoon68°feels 67°
Evening67°feels 67°
Overnight65°feels 64°
70 °
Summit, Wednesday, 21 October
Overcast. High 70°, low 58°.
Pressure30.12 inHg
Wind14.5 mph S
Humidity59%
Visibility—
Dew point52°
Thu, 2273° / 63°0.01
Morning65°feels 65°
Afternoon71°feels 71°
Evening70°feels 70°
Overnight70°feels 70°
73 °
Summit, Thursday, 22 October
Light rain. High 73°, low 63°.
Pressure29.97 inHg
Wind19.4 mph S
Humidity58%
Visibility—
Dew point55°
Fri, 2370° / 59°0.07
Morning67°feels 67°
Afternoon68°feels 67°
Evening62°feels 60°
Overnight60°feels 59°
70 °
Summit, Friday, 23 October
Light rain. High 70°, low 59°.
Pressure29.88 inHg
Wind26.6 mph S
Humidity49%
Visibility—
Dew point49°
Sat, 2466° / 52°0
Morning57°feels 56°
Afternoon64°feels 63°
Evening53°feels 51°
Overnight52°feels 50°
66 °
Summit, Saturday, 24 October
Clear. High 66°, low 52°.
Pressure30.18 inHg
Wind20 mph N
Humidity51%
Visibility—
Dew point46°
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.