Weather in Pecatonica, IL
Updated 2026-09-26 11:00 local time · ZIP codes 61063
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
59°15% rain61°13% rain63°12% rain64°12% rain64°12% rain64°12% rain63°15% rain64°18% rain
60°18% rain59°18% rain57°20% rain56°19% 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 20%).
It feels like 52°F with winds near 9 mph.
64°F, 12% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 13 mph.
Current temperature is 59°F, wind 9 mph, rain chance up to 20%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Pecatonica
Illinois has four distinct seasons with hot, humid summers, cold winters, strong frontal changes and frequent spring and summer thunderstorms.
Pecatonica is part of the Midwest weather region. The forecast point is near 42.31°N latitude and 89.36°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.
Pecatonica weather today
Overcast and 59°F in Pecatonica, IL. Today's high is 64°F with a 16% rain chance. Winds are around 9 mph with gusts near 13 mph. Relative humidity is 60%, pressure is 30.20 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Pecatonica
Sunrise is at 06:49 AM and sunset is at 06:48 PM. Tomorrow's forecast calls for Cloudy with a high near 68°F and a low near 52°F. The maximum rain chance is 7%.