Weather in Summit Lake, WI
Updated 2026-08-11 12:30 local time · ZIP codes 54485
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
79°1% rain
82°9% rain
83°3% rain84°2% rain84°2% rain83°4% rain81°3% rain78°4% rain
74°36% rain
70°63% rain
68°5% rain60°11% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance reaches about 63% over the next 12 hours.
It feels like 78°F with winds near 4 mph.
78°F, 4% rain chance and 4 mph wind.
Visibility is around 10 mi; gusts may reach 16 mph.
Current temperature is 79°F, wind 4 mph, rain chance up to 63%.
UV index is 6. Sunscreen, shade and protective clothing are recommended.
Summit Lake weather today
Sunny and 79°F in Summit Lake, WI. Today's high is 85°F with a 57% rain chance. Winds are around 4 mph with gusts near 4 mph. Relative humidity is 48%, pressure is 29.97 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Summit Lake
Sunrise is at 05:53 AM and sunset is at 08:10 PM. Tomorrow's forecast calls for Sunny with a high near 84°F and a low near 57°F. The maximum rain chance is 17%.