10-Day Weather Forecast - Port Arthur, TX

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  • 77|57°F
    Rain
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    Today

    77°F

    Partly cloudy with likely rain. Chance of precipitation 90%. High temperature around 77F. Dew point will be around 70F with an average humidity of 91%. Winds will be 12 mph from the S.

    Tonight

    57°F

    Mostly cloudy. A chance of thunderstorms with a slight chance of showers this evening. Much cooler with lows in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.

    Hourly details
  • Day

    64°F

    Sunny cooler with highs in the mid 60s. North winds 15 to 20 mph.

    Night

    52°F

    Clear. Lows in the upper 40s. Northeast winds around 5 mph.

    Hourly details
  • Day

    68°F

    Sunny. Highs around 70. South winds 5 to 10 mph.

    Night

    61°F

    Mostly clear. Lows in the mid 50s. South winds around 5 mph.

    Hourly details
  • Weekend Weather

  • Day

    73°F

    Mostly clear. Highs in the mid 70s. Lows in the lower 60s.

    Night

    67°F

    Mostly clear. Highs in the mid 70s. Lows in the lower 60s.

    Hourly details
  • Day

    76°F

    Mostly sunny. Highs in the upper 70s.

    Night

    59°F

    Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s.

    Hourly details
  • Day

    60°F

    Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s.

    Night

    47°F

    Mostly cloudy. Lows in the mid 40s.

    Hourly details
  • Day

    58°F

    Partly cloudy. Highs in the mid 60s. Lows in the lower 50s.

    Night

    52°F

    Partly cloudy. Highs in the mid 60s. Lows in the lower 50s.

  • Day

    68°F

    Mostly sunny. Highs in the lower 70s.

    Night

    59°F

    Clear. Low temperature around 59F. Dew point will be around 52F with an average humidity of 72%. Winds will be 4 mph from the S.

  • Day

    74°F

    Sunny. High temperature around 74F. Dew point will be around 55F with an average humidity of 65%. Winds will be 4 mph from the S.

    Night

    62°F

    Clear. Low temperature around 62F. Dew point will be around 57F with an average humidity of 74%. Winds will be 6 mph from the S.

  • Day

    76°F

    Sunny. High temperature around 76F. Dew point will be around 59F with an average humidity of 66%. Winds will be 5 mph from the S.

    Night

    65°F

    Clear. Low temperature around 65F. Dew point will be around 60F with an average humidity of 77%. Winds will be 6 mph from the S.