10-Day Weather Forecast - Altamont, IL

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 20 percent.

Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 60s. West winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.

Sunny. Highs in the mid 80s. Northwest winds 5 to 10 mph.

Mostly clear. Lows in the lower 60s.

Sunny. Highs in the mid 80s.

Mostly clear. Lows in the lower 60s.

Mostly clear. Highs in the mid 80s.

Partly cloudy. Lows in the mid 60s.

Mostly clear. Highs around 90.

Mostly clear. Lows in the lower 70s.

Mostly sunny. Highs in the lower 90s.

Partly cloudy. Low temperature around 73F. Dew point will be around 72F with an average humidity of 85%. Winds will be 4 mph from the SW.

Partly cloudy with a 25% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 69F with an average humidity of 66%. Winds will be 3 mph from the SW.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 70F. Dew point will be around 70F with an average humidity of 83%. Winds will be 1 mph from the SW.

Sunny with a 30% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 67F with an average humidity of 64%. Winds will be 1 mph from the NW.

Mostly clear with a 30% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 68F with an average humidity of 83%. Winds will be 1 mph from the SE.

Mostly sunny with a 30% chance for rain and thunderstorms. High temperature around 86F. Dew point will be around 66F with an average humidity of 66%. Winds will be 1 mph from the E.

Mostly clear with a 25% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 68F with an average humidity of 85%. Winds will be 2 mph from the E.