10-day forecast for Summit Lake, WI: 50° to 83°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Monday, August 10
63° · 0.54 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1083° / 57°0
Morning63°feels 63°
Afternoon81°feels 80°
Evening67°feels 67°
Overnight60°feels 60°
83 °
Summit Lake, Monday, 10 August
Overcast. High 83°, low 57°.
Pressure29.91 inHg
Wind5.8 mph NW
Humidity37%
Visibility6.2 mi
Dew point50°
Tue, 1182° / 59°0.07
Morning64°feels 63°
Afternoon80°feels 81°
Evening70°feels 70°
Overnight59°feels 58°
82 °
Summit Lake, Tuesday, 11 August
Light rain. High 82°, low 59°.
Pressure29.88 inHg
Wind6 mph S
Humidity81%
Visibility6.2 mi
Dew point62°
Wed, 1280° / 56°0.04
Morning60°feels 60°
Afternoon79°feels 79°
Evening64°feels 62°
Overnight61°feels 61°
80 °
Summit Lake, Wednesday, 12 August
Light rain. High 80°, low 56°.
Pressure29.88 inHg
Wind10.1 mph N
Humidity35%
Visibility6.2 mi
Dew point47°
Thu, 1373° / 57°0
Morning57°feels 55°
Afternoon68°feels 67°
Evening66°feels 65°
Overnight57°feels 56°
73 °
Summit Lake, Thursday, 13 August
Overcast. High 73°, low 57°.
Pressure30.03 inHg
Wind8.9 mph NE
Humidity43%
Visibility—
Dew point43°
Fri, 1475° / 50°0
Morning58°feels 57°
Afternoon73°feels 72°
Evening65°feels 64°
Overnight56°feels 55°
75 °
Summit Lake, Friday, 14 August
Mostly clear. High 75°, low 50°.
Pressure30.21 inHg
Wind6.3 mph E
Humidity32%
Visibility—
Dew point40°
Sat, 1563° / 54°0.54
Morning56°feels 56°
Afternoon61°feels 60°
Evening58°feels 58°
Overnight55°feels 55°
63 °
Summit Lake, Saturday, 15 August
Rain. High 63°, low 54°.
Pressure30.27 inHg
Wind9.8 mph SE
Humidity66%
Visibility—
Dew point49°
Sun, 1659° / 54°0.17
Morning55°feels 55°
Afternoon58°feels 58°
Evening59°feels 59°
Overnight55°feels 55°
59 °
Summit Lake, Sunday, 16 August
Light rain. High 59°, low 54°.
Pressure30.06 inHg
Wind7.9 mph SE
Humidity97%
Visibility—
Dew point56°
Mon, 1780° / 53°0
Morning60°feels 59°
Afternoon76°feels 76°
Evening70°feels 70°
Overnight61°feels 60°
80 °
Summit Lake, Monday, 17 August
Clear. High 80°, low 53°.
Pressure30.03 inHg
Wind9.1 mph SW
Humidity36%
Visibility—
Dew point45°
Tue, 1881° / 63°0.21
Morning66°feels 67°
Afternoon76°feels 76°
Evening73°feels 73°
Overnight65°feels 65°
81 °
Summit Lake, Tuesday, 18 August
Rain. High 81°, low 63°.
Pressure29.77 inHg
Wind14 mph SW
Humidity55%
Visibility—
Dew point57°
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 Lake, 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.