❮
Today Hourly 7 days 30 days April
❯

April 2026 Weather | Decatur, Illinois

Today 4/27
Stormy Weather
Day 72°
Night 54°
99
Tue 4/28
Cloudy Weather
Day 68°
Night 52°
25
Wed 4/29
Cloudy Weather
Day 63°
Night 43°
4
Thu 4/30
Cloudy Weather
Day 64°
Night 46°
13

Explore U.S. Weather Trends

❄️ Coldest Cities in the U.S. – Live Temperature Rankings 🔥 Hottest Cities Today – Real-Time Heat Observations ⚠️ Active Weather Alerts – Warnings, Watches & Advisories 🌪️ Windiest Cities – Highest Sustained Wind Speeds 🌫️ Worst Air Quality – Cities with the Highest AQI 🍃 Best Air Quality – Cities with the Lowest AQI