Decatur Weather

Decatur Weather

Weather conditions, forecast and satellite maps for Decatur, IL.
...Freeze Watch for much of Central IL and Frost Advisory for Southeast IL 10 PM Monday to 8 AM Tuesday... ...FREEZE WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY MORNING... The National Weather Service in Lincoln has issued a Freeze Watch, which is in effect from this evening through Tuesday... (More Info)

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Current Conditions

(updated 36 min ago)


50°F | 31°F

Mostly Cloudy

  • Feels like: 45°F
  • Humidity:62%
  • Wind: 12 mph
  • Pressure: 30.30 in/Hg
  • Visibility: 10 mi
  • Wind Chill: 37°F

Extended Forecast

  • Tue

    57°F | 38°F Mostly Sunny

  • Wed

    54°F | 32°F Sunny

  • Thu

    57°F | 40°F Sunny

  • Fri

    57°F | 45°F Showers