10-day forecast for Summit, WI: 36° to 84°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Wednesday, October 21
59° · 0.48 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1375° / 59°0.12
Morning65°feels 66°
Afternoon74°feels 74°
Evening62°feels 62°
Overnight69°feels 70°
75 °
Summit, Tuesday, 13 October
Rain. High 75°, low 59°.
Pressure29.83 inHg
Wind10.3 mph W
Humidity65%
Visibility6.2 mi
Dew point58°
Wed, 1466° / 54°0
Morning56°feels 55°
Afternoon66°feels 65°
Evening58°feels 57°
Overnight57°feels 57°
66 °
Summit, Wednesday, 14 October
Overcast. High 66°, low 54°.
Pressure30.09 inHg
Wind7 mph NE
Humidity67%
Visibility6.2 mi
Dew point54°
Thu, 1559° / 54°0.48
Morning55°feels 54°
Afternoon57°feels 57°
Evening55°feels 55°
Overnight55°feels 54°
59 °
Summit, Thursday, 15 October
Rain. High 59°, low 54°.
Pressure30.12 inHg
Wind8.8 mph E
Humidity79%
Visibility4.6 mi
Dew point52°
Fri, 1653° / 43°0.02
Morning48°feels 41°
Afternoon52°feels 50°
Evening47°feels 42°
Overnight52°feels 51°
53 °
Summit, Friday, 16 October
Light rain. High 53°, low 43°.
Pressure30.24 inHg
Wind23.3 mph NW
Humidity59%
Visibility6.2 mi
Dew point37°
Sat, 1757° / 36°0
Morning41°feels 38°
Afternoon55°feels 52°
Evening50°feels 47°
Overnight46°feels 41°
57 °
Summit, Saturday, 17 October
Clear. High 57°, low 36°.
Pressure30.42 inHg
Wind13.4 mph SW
Humidity41%
Visibility—
Dew point30°
Sun, 1859° / 44°0
Morning48°feels 43°
Afternoon57°feels 54°
Evening48°feels 44°
Overnight45°feels 40°
59 °
Summit, Sunday, 18 October
Clear. High 59°, low 44°.
Pressure30.21 inHg
Wind18.2 mph SW
Humidity44%
Visibility—
Dew point35°
Mon, 1963° / 42°0
Morning47°feels 44°
Afternoon61°feels 58°
Evening54°feels 52°
Overnight50°feels 48°
63 °
Summit, Monday, 19 October
Overcast. High 63°, low 42°.
Pressure30.27 inHg
Wind8 mph SW
Humidity42%
Visibility—
Dew point36°
Tue, 2064° / 48°0
Morning52°feels 51°
Afternoon60°feels 59°
Evening56°feels 55°
Overnight56°feels 56°
64 °
Summit, Tuesday, 20 October
Overcast. High 64°, low 48°.
Pressure30.27 inHg
Wind6.8 mph S
Humidity62%
Visibility—
Dew point46°
Wed, 2172° / 54°0
Morning59°feels 58°
Afternoon70°feels 70°
Evening62°feels 62°
Overnight59°feels 59°
72 °
Summit, Wednesday, 21 October
Clear. High 72°, low 54°.
Pressure30.18 inHg
Wind11.4 mph S
Humidity58%
Visibility—
Dew point54°
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, WI 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.