10-Day Weather Forecast - San Juan, TX

Partly sunny. Humid with highs in the mid 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 110.

Partly cloudy. Humid with lows around 80. Southeast winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 107 early in the evening.

Sunny with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 108.

Clear in the evening then becoming partly cloudy. Lows around 80. Heat index values up to 105 early in the evening.

Sunny. Highs in the mid 90s. Heat index values up to 110.

Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.

Sunny. Highs in the mid 90s.

Mostly clear. Lows in the mid 70s.

Sunny. Highs in the upper 90s. Heat index values up to 105.

Clear. Lows in the upper 70s.

Sunny. Highs in the upper 90s. Heat index values up to 105.

Mostly clear. Low temperature around 80F. Dew point will be around 75F with an average humidity of 78%. Winds will be 15 mph from the SE.

Sunny. High temperature around 96F. Dew point will be around 75F with an average humidity of 63%. Winds will be 17 mph from the SE.

Clear. Low temperature around 81F. Dew point will be around 75F with an average humidity of 75%. Winds will be 16 mph from the SE.

Sunny. High temperature around 95F. Dew point will be around 76F with an average humidity of 65%. Winds will be 18 mph from the SE.

Clear. Low temperature around 81F. Dew point will be around 75F with an average humidity of 73%. Winds will be 18 mph from the SE.

Sunny. High temperature around 97F. Dew point will be around 75F with an average humidity of 61%. Winds will be 19 mph from the SE.

Clear. Low temperature around 79F. Dew point will be around 74F with an average humidity of 73%. Winds will be 16 mph from the SE.