San Juan, Texas | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast day icon
    Saturday
    Partly Sunny
    94°
    Forecast night icon
    Night
    Partly Cloudy
    79°
    Saturday 5/11
    Day
    94°
    Partly Sunny
    Forecast day icon
    Night
    79°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Hazy with patchy fog this morning. Mostly cloudy with a slight chance of thunderstorms this morning then partly sunny this afternoon. Highs in the mid 90s. East winds 10 to 15 mph. Chance of precipitation 20 percent. Heat index values up to 105 this afternoon.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 70s. East winds 10 to 15 mph.
  • Forecast day icon
    Sunday
    Partly Sunny
    93°
    Forecast night icon
    Night
    Mostly Cloudy
    80°
    Sunday 5/12
    Day
    93°
    Partly Sunny
    Forecast day icon
    Night
    80°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Humid with highs in the mid 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 105 in the afternoon.
    Night Details
    Mostly cloudy. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Monday
    Mostly Sunny
    96°
    Forecast night icon
    Night
    Partly Cloudy
    80°
    Monday 5/13
    Day
    96°
    Mostly Sunny
    Forecast day icon
    Night
    80°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Humid with highs in the upper 90s. Southeast winds around 10 mph with gusts up to 20 mph. Heat index values up to 110 in the afternoon.
    Night Details
    Partly cloudy. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 110.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    96°
    Forecast night icon
    Night
    Partly Cloudy
    77°
    Tuesday 5/14
    Day
    96°
    Partly Cloudy
    Forecast day icon
    Night
    77°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 110.
    Night Details
    Partly cloudy. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 110.
  • Forecast day icon
    Wednesday
    Partly Sunny
    93°
    Forecast night icon
    Night
    Partly Cloudy
    80°
    Wednesday 5/15
    Day
    93°
    Partly Sunny
    Forecast day icon
    Night
    80°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 90s. Heat index values up to 105 in the afternoon.
    Night Details
    Partly cloudy. Lows in the upper 70s. Highs in the mid 90s. Heat index values up to 110.
  • Forecast day icon
    Thursday
    Partly Cloudy
    96°
    Forecast night icon
    Night
    Partly Cloudy
    80°
    Thursday 5/16
    Day
    96°
    Partly Cloudy
    Forecast day icon
    Night
    80°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Lows in the upper 70s. Highs in the mid 90s. Heat index values up to 110.
    Night Details
    Partly cloudy. Lows in the upper 70s. Highs in the mid 90s. Heat index values up to 110.
  • Forecast day icon
    Friday
    Partly Cloudy
    97°
    Forecast night icon
    Night
    Mostly Clear
    77°
    Friday 5/17
    Day
    97°
    Partly Cloudy
    Forecast day icon
    Night
    77°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy. Lows in the upper 70s. Highs in the mid 90s. Heat index values up to 110.
    Night Details
    Mostly clear with scattered thunderstorms. Chance of storms 45%. Low temperature around 77F. Dew point will be around 75F with an average humidity of 76%. Winds will be 10 mph from the E.
  • Forecast day icon
    Saturday
    Mostly Cloudy
    92°
    Forecast night icon
    Night
    Mostly Clear
    77°
    Saturday 5/18
    Day
    92°
    Mostly Cloudy
    Forecast day icon
    Night
    77°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly cloudy with widely scattered thunderstorms. Chance of storms 25%. High temperature around 92F. Dew point will be around 74F with an average humidity of 71%. Winds will be 7 mph from the E.
    Night Details
    Mostly clear. Low temperature around 77F. Dew point will be around 73F with an average humidity of 73%. Winds will be 10 mph from the SE.
  • Forecast day icon
    Sunday
    Partly Cloudy
    93°
    Forecast night icon
    Night
    Clear
    77°
    Sunday 5/19
    Day
    93°
    Partly Cloudy
    Forecast day icon
    Night
    77°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy with widely scattered thunderstorms. Chance of storms 25%. High temperature around 93F. Dew point will be around 75F with an average humidity of 71%. Winds will be 8 mph from the SE.
    Night Details
    Clear. Low temperature around 77F. Dew point will be around 74F with an average humidity of 74%. Winds will be 11 mph from the SE.
  • Forecast day icon
    Monday
    Sunny
    93°
    Forecast night icon
    Night
    Clear
    77°
    Monday 5/20
    Day
    93°
    Sunny
    Forecast day icon
    Night
    77°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 93F. Dew point will be around 76F with an average humidity of 72%. Winds will be 9 mph from the SE.
    Night Details
    Clear. Low temperature around 77F. Dew point will be around 74F with an average humidity of 74%. Winds will be 11 mph from the SE.