10-Day Weather Forecast - Alton, TX

Mostly sunny. Highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 109 in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph with gusts up to 30 mph.

Mostly sunny. Highs in the upper 90s.

Partly cloudy. Lows in the lower 70s.

Mostly sunny. Highs in the upper 90s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 70s.

Mostly cloudy in the morning then becoming mostly sunny. Highs in the mid 90s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 70s.

Mostly sunny. Highs in the mid 90s.

Mostly cloudy. Lows in the upper 60s.

Partly sunny. Cooler with highs in the lower 80s.

Partly cloudy. Low temperature around 67F. Dew point will be around 58F with an average humidity of 70%. Winds will be 6 mph from the N.

Sunny. High temperature around 79F. Dew point will be around 60F with an average humidity of 65%. Winds will be 9 mph from the N.

Mostly clear. Low temperature around 65F. Dew point will be around 62F with an average humidity of 73%. Winds will be 5 mph from the NE.

Mostly sunny. High temperature around 81F. Dew point will be around 63F with an average humidity of 69%. Winds will be 4 mph from the E.

Mostly clear. Low temperature around 68F. Dew point will be around 65F with an average humidity of 75%. Winds will be 7 mph from the SE.

Mostly sunny. High temperature around 84F. Dew point will be around 66F with an average humidity of 69%. Winds will be 5 mph from the SE.

Mostly clear. Low temperature around 70F. Dew point will be around 66F with an average humidity of 76%. Winds will be 7 mph from the SE.