Weather in Osco, IL
Updated 2026-08-11 11:00 local time · ZIP codes 61274
Partly cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
71°7% rain
84°10% rain91°4% rain
89°13% rain88°4% rain91°15% rain90°4% rain90°4% rain87°5% rain85°5% rain
81°9% rain79°12% 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 15%).
It feels like 71°F with winds near 7 mph.
71°F, 7% rain chance and 7 mph wind.
Visibility is around 10 mi; gusts may reach 15 mph.
Current temperature is 71°F, wind 7 mph, rain chance up to 15%.
UV index is 3.
Osco weather today
Partly cloudy and 71°F in Osco, IL. Today's high is 91°F with a 17% rain chance. Winds are around 7 mph with gusts near 10 mph. Relative humidity is 88%, pressure is 29.92 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Osco
Sunrise is at 06:06 AM and sunset is at 08:06 PM. Tomorrow's forecast calls for Sunny with a high near 83°F and a low near 70°F. The maximum rain chance is 78%.