Weather in Marathon, WI
Updated 2026-08-11 12:00 local time · ZIP codes 54448
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
76°2% rain86°2% rain87°1% rain87°1% rain87°1% rain86°1% rain85°1% rain82°1% rain78°2% rain
75°3% rain73°7% rain72°8% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 8%).
It feels like 78°F with winds near 4 mph.
76°F, 2% rain chance and 4 mph wind.
Visibility is around 10 mi; gusts may reach 15 mph.
Current temperature is 76°F, wind 4 mph, rain chance up to 8%.
UV index is 6. Sunscreen, shade and protective clothing are recommended.
Marathon weather today
Sunny and 76°F in Marathon, WI. Today's high is 87°F with a 17% rain chance. Winds are around 4 mph with gusts near 4 mph. Relative humidity is 47%, pressure is 29.98 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Marathon
Sunrise is at 05:56 AM and sunset is at 08:12 PM. Tomorrow's forecast calls for Sunny with a high near 88°F and a low near 62°F. The maximum rain chance is 17%.