Weather in Alto Pass, IL
Updated 2026-09-26 11:45 local time · ZIP codes 62905
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
71°9% rain78°9% rain80°9% rain80°9% rain
77°9% rain74°10% rain72°10% rain
70°8% rain
68°10% rain67°10% rain67°10% rain68°17% 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 17%).
It feels like 65°F with winds near 4 mph.
70°F, 8% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 20 mph.
Current temperature is 71°F, wind 4 mph, rain chance up to 17%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Alto Pass
Illinois has four distinct seasons with hot, humid summers, cold winters, strong frontal changes and frequent spring and summer thunderstorms.
Alto Pass is part of the Midwest weather region. The forecast point is near 37.57°N latitude and 89.32°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.
Alto Pass weather today
Overcast and 71°F in Alto Pass, IL. Today's high is 80°F with a 17% rain chance. Winds are around 4 mph with gusts near 6 mph. Relative humidity is 26%, pressure is 30.13 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Alto Pass
Sunrise is at 06:48 AM and sunset is at 06:48 PM. Tomorrow's forecast calls for Overcast with a high near 79°F and a low near 63°F. The maximum rain chance is 17%.