10-Day Weather Forecast - San Juan, TX

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  • 97|78°F
    Sunny

    Today

    97°F

    Sunny. Highs in the upper 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 105.

    Tonight

    78°F

    Mostly clear. Lows in the mid 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

    Hourly details
  • 95|78°F
    Sunny

    Day

    95°F

    Sunny. Highs in the mid 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

    Night

    78°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 70s.

    Hourly details
  • 94|80°F
    30% Chance of Storms

    Day

    94°F

    Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent.

    Night

    80°F

    Partly cloudy. Lows in the upper 70s.

    Hourly details
  • 98|80°F
    Mostly Sunny

    Day

    98°F

    Mostly sunny. Highs in the mid 90s. Heat index values up to 105.

    Night

    80°F

    Partly cloudy. Lows in the upper 70s.

    Hourly details
  • 97|80°F
    Mostly Sunny

    Day

    97°F

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

    Night

    80°F

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

    Hourly details
  • 97|80°F
    Mostly Sunny

    Day

    97°F

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

    Night

    80°F

    Partly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 76F with an average humidity of 77%. Winds will be 12 mph from the SE.

    Hourly details
  • 97|78°F
    Hot and Humid

    Day

    97°F

    Partly cloudy with widely scattered thunderstorms. Chance of storms 25%. High temperature around 97F. Dew point will be around 74F with an average humidity of 60%. Winds will be 13 mph from the SE.

    Night

    78°F

    Mostly clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 78F. Dew point will be around 74F with an average humidity of 76%. Winds will be 12 mph from the SE.

  • 98|77°F
    Hot and Humid

    Day

    98°F

    Sunny. High temperature around 98F. Dew point will be around 74F with an average humidity of 61%. Winds will be 8 mph from the SE.

    Night

    77°F

    Mostly clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 77F. Dew point will be around 74F with an average humidity of 75%. Winds will be 10 mph from the SE.

  • 97|78°F
    Hot and Humid

    Day

    97°F

    Sunny. High temperature around 97F. Dew point will be around 74F with an average humidity of 63%. Winds will be 8 mph from the SE.

    Night

    78°F

    Clear with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 78F. Dew point will be around 75F with an average humidity of 75%. Winds will be 12 mph from the SE.

  • 97|78°F
    Hot and Humid

    Day

    97°F

    Sunny with widely scattered thunderstorms. Chance of storms 25%. High temperature around 97F. Dew point will be around 75F with an average humidity of 63%. Winds will be 9 mph from the SE.

    Night

    78°F

    Partly cloudy with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 78F. Dew point will be around 75F with an average humidity of 76%. Winds will be 12 mph from the SE.