Weather in Dundas, IL
Updated 2026-09-26 12:30 local time · ZIP codes 62425
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
72°1% rain
75°5% rain76°1% rain77°1% rain78°6% rain
77°9% rain75°9% rain
71°9% rain67°10% rain65°10% rain
64°1% rain62°2% 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 10%).
It feels like 67°F with winds near 6 mph.
71°F, 9% rain chance and 8 mph wind.
Visibility is around 6 mi; gusts may reach 19 mph.
Current temperature is 72°F, wind 6 mph, rain chance up to 10%.
UV index is 6. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Dundas
Illinois has four distinct seasons with hot, humid summers, cold winters, strong frontal changes and frequent spring and summer thunderstorms.
Dundas is part of the Midwest weather region. The forecast point is near 38.84°N latitude and 88.08°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.
Dundas weather today
Sunny and 72°F in Dundas, IL. Today's high is 78°F with a 7% rain chance. Winds are around 6 mph with gusts near 15 mph. Relative humidity is 35%, pressure is 30.14 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Dundas
Sunrise is at 06:43 AM and sunset is at 06:43 PM. Tomorrow's forecast calls for Sunny with a high near 77°F and a low near 55°F. The maximum rain chance is 5%.