Weather in Bluffs, IL
Updated 2026-09-26 09:00 local time · ZIP codes 62621
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
61°14% rain62°13% rain62°13% rain63°13% rain
62°24% rain
59°66% rain56°74% rain56°74% rain55°71% rain
56°68% rain
56°63% rain
57°41% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 74% over the next 12 hours.
It feels like 55°F with winds near 8 mph.
63°F, 13% rain chance and 4 mph wind.
Visibility is around 6 mi; gusts may reach 15 mph.
Current temperature is 61°F, wind 8 mph, rain chance up to 74%.
UV index is 0.
Local weather characteristics in Bluffs
Illinois has four distinct seasons with hot, humid summers, cold winters, strong frontal changes and frequent spring and summer thunderstorms.
Bluffs is part of the Midwest weather region. The forecast point is near 39.75°N latitude and 90.53°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.
Bluffs weather today
Overcast and 61°F in Bluffs, IL. Today's high is 63°F with a 78% rain chance. Winds are around 8 mph with gusts near 15 mph. Relative humidity is 57%, pressure is 30.14 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Bluffs
Sunrise is at 06:53 AM and sunset is at 06:53 PM. Tomorrow's forecast calls for Sunny with a high near 73°F and a low near 57°F. The maximum rain chance is 36%.