Weather in Henderson, IL
Updated 2026-09-26 11:45 local time · ZIP codes 61439
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
58°19% rain58°20% rain
62°24% rain64°14% rain65°13% rain63°15% rain63°17% rain
64°15% rain63°14% rain61°17% rain
60°19% rain
59°35% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
There is a moderate rain chance, peaking near 35%.
It feels like 54°F with winds near 7 mph.
65°F, 13% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 12 mph.
Current temperature is 58°F, wind 7 mph, rain chance up to 35%.
UV index is 1.
Local weather characteristics in Henderson
Illinois has four distinct seasons with hot, humid summers, cold winters, strong frontal changes and frequent spring and summer thunderstorms.
Henderson is part of the Midwest weather region. The forecast point is near 41.02°N latitude and 90.36°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.
Henderson weather today
Overcast and 58°F in Henderson, IL. Today's high is 65°F with a 34% rain chance. Winds are around 7 mph with gusts near 12 mph. Relative humidity is 71%, pressure is 30.18 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Henderson
Sunrise is at 06:53 AM and sunset is at 06:52 PM. Tomorrow's forecast calls for Sunny with a high near 70°F and a low near 56°F. The maximum rain chance is 43%.