10-Day Weather Forecast - Altamont, IL

Sunny. Much cooler with highs in the lower 30s. West winds 15 to 20 mph. Gusts up to 35 mph in the morning.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 20s. Temperature rising into the lower 30s after midnight. South winds 10 to 15 mph with gusts up to 25 mph.

Mostly sunny. Not as cool with highs in the upper 40s. South winds around 15 mph becoming southwest in the afternoon.

Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Sunny cooler with highs in the upper 30s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s.

Mostly cloudy. Highs in the mid 40s. Lows in the upper 30s.

Mostly cloudy. Highs in the mid 40s. Lows in the upper 30s.

Mostly cloudy. Highs in the upper 50s. Lows in the mid 40s.

Mostly cloudy. Highs in the upper 50s. Lows in the mid 40s.

Mostly cloudy. Highs in the upper 50s. Lows in the mid 40s.

Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s.

Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s.

Mostly cloudy. Low temperature around 51F. Dew point will be around 55F with an average humidity of 97%. Winds will be 9 mph from the SW.

Cloudy. High temperature around 57F. Dew point will be around 51F with an average humidity of 88%. Winds will be 5 mph from the W.

Partly cloudy. Low temperature around 49F. Dew point will be around 50F with an average humidity of 96%. Winds will be 3 mph from the S.

Cloudy. High temperature around 54F. Dew point will be around 50F with an average humidity of 92%. Winds will be 1 mph from the SE.

Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 44F. Dew point will be around 46F with an average humidity of 94%. Winds will be 2 mph from the NE.