10-Day Weather Forecast - Colchester, IL

Sunny, hot with highs in the mid 90s. Southwest winds around 5 mph. Heat index values up to 105.

Partly cloudy in the evening, then clearing. Humid with lows in the lower 70s. Southwest winds around 5 mph in the evening, becoming light and variable. Heat index values up to 103 early in the evening.

Sunny, hot with highs in the lower 90s. West winds around 5 mph, becoming northwest in the afternoon. Heat index values up to 105.

Mostly clear. Humid with lows in the upper 60s. Northeast winds around 5 mph. Heat index values up to 102 early in the evening.

Mostly clear. Highs in the upper 80s.

Mostly clear. Lows in the mid 60s.

Mostly clear. Highs in the upper 80s.

Partly cloudy. Hot. Lows in the mid 60s.

Partly cloudy. Hot. Highs in the mid 90s.

Mostly clear. Lows in the mid 70s.

Mostly sunny. Hot with highs in the mid 90s.

Partly cloudy. A chance of showers after midnight. Lows in the lower 70s. Chance of rain 30 percent.

Mostly sunny. Highs in the upper 80s.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 68F. Dew point will be around 67F with an average humidity of 77%. Winds will be 2 mph from the E.

Mostly sunny. High temperature around 83F. Dew point will be around 66F with an average humidity of 70%. Winds will be 2 mph from the E.

Clear. Low temperature around 66F. Dew point will be around 66F with an average humidity of 79%. Winds will be 4 mph from the SE.

Sunny. High temperature around 85F. Dew point will be around 66F with an average humidity of 69%. Winds will be 4 mph from the S.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 65F. Dew point will be around 66F with an average humidity of 79%. Winds will be 3 mph from the S.