10-Day Weather Forecast - Alton, MO

Mostly cloudy with a slight chance of drizzle and freezing drizzle in the morning then mostly sunny in the afternoon. Highs in the upper 40s. Northwest winds 5 to 10 mph.

Mostly cloudy. Cold with lows in the mid 20s. North winds around 5 mph.

Partly sunny. Highs around 40. North winds around 5 mph.

Mostly clear. Cold with lows around 19. Northwest winds around 5 mph.

Sunny. Highs in the upper 40s.

Clear. Lows in the lower 30s. Highs in the lower 60s.

Clear. Lows in the lower 30s. Highs in the lower 60s.

Mostly clear. Lows in the mid 20s. Highs around 50.

Mostly clear. Lows in the mid 20s. Highs around 50.

Partly cloudy. Lows in the upper 20s. Highs in the mid 50s.

Partly cloudy. Lows in the upper 20s. Highs in the mid 50s.

Partly cloudy. Lows in the upper 20s. Highs in the mid 50s.

Partly cloudy. Lows in the upper 20s. Highs in the mid 50s.

Partly cloudy. Low temperature around 31F. Dew point will be around 24F with an average humidity of 67%. Winds will be 4 mph from the SE.

Partly cloudy. High temperature around 46F. Dew point will be around 30F with an average humidity of 65%. Winds will be 6 mph from the SE.

Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 38F. Dew point will be around 33F with an average humidity of 76%. Winds will be 5 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 51F. Dew point will be around 39F with an average humidity of 76%. Winds will be 8 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 44F. Dew point will be around 42F with an average humidity of 84%. Winds will be 6 mph from the S.