10-Day Weather Forecast - Altamont, IL

Sunny. Much cooler with highs in the lower 50s. West winds 5 to 10 mph.

Mostly cloudy in the evening then becoming partly cloudy. Breezy and not as cool with lows around 40. South winds 10 to 15 mph increasing to 20 to 25 mph after midnight.

Partly sunny. Highs in the upper 50s. West winds 15 to 20 mph with gusts up to 30 mph.

Mostly cloudy. Lows in the lower 30s. Northwest winds 5 to 10 mph becoming north after midnight.

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

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

Mostly cloudy. A chance of rain in the morning then rain in the afternoon. Breezy with highs in the mid 60s. Chance of rain 80 percent.

Mostly cloudy. A chance of rain and snow in the evening. Breezy and much cooler with lows in the lower 20s. Chance of precipitation 50 percent.

Mostly cloudy in the morning then becoming partly sunny. Brisk and much cooler with highs in the lower 30s.

Partly cloudy in the evening then clearing. Lows 10 to 15.

Mostly sunny. Highs in the mid 30s.

Mostly cloudy. Lows in the upper 20s. Highs in the upper 40s.

Mostly cloudy. Lows in the upper 20s. Highs in the upper 40s.

Partly cloudy. Low temperature around 31F. Dew point will be around 31F with an average humidity of 88%. Winds will be 2 mph from the SE.

Mostly sunny. High temperature around 54F. Dew point will be around 38F with an average humidity of 76%. Winds will be 6 mph from the S.

Mostly clear. Low temperature around 42F. Dew point will be around 42F with an average humidity of 88%. Winds will be 6 mph from the S.

Partly cloudy. High temperature around 62F. Dew point will be around 48F with an average humidity of 77%. Winds will be 9 mph from the SW.

Mostly clear. Low temperature around 46F. Dew point will be around 47F with an average humidity of 85%. Winds will be 4 mph from the SW.