Weather in Merrillan, WI
Updated 2026-09-26 10:00 local time · ZIP codes 54754
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
56°13% rain59°13% rain63°11% rain65°10% rain66°10% rain66°10% rain67°10% rain65°11% rain65°13% rain
64°14% rain62°14% rain61°14% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 14%).
It feels like 49°F with winds near 10 mph.
67°F, 10% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 56°F, wind 10 mph, rain chance up to 14%.
UV index is 2.
Local weather characteristics in Merrillan
Wisconsin has warm summers, cold winters and strong Great Lakes influence near Lakes Michigan and Superior. Lake-effect snow can be important in favored areas.
Merrillan is part of the Midwest weather region. The forecast point is near 44.45°N latitude and 90.84°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Merrillan weather today
Overcast and 56°F in Merrillan, WI. Today's high is 67°F with a 15% rain chance. Winds are around 10 mph with gusts near 18 mph. Relative humidity is 56%, pressure is 30.22 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Merrillan
Sunrise is at 06:55 AM and sunset is at 06:54 PM. Tomorrow's forecast calls for Overcast with a high near 68°F and a low near 56°F. The maximum rain chance is 9%.