National Weather
Advertisement

Port Arthur, TX 77643   Weather, Extended Forecast and Hour-by-Hour Forecast

Weather Conditions

81°
SUNNY

Updated: 4:22 PM

Find Local Forecasts

Or browse our list of 40,000 U.S. and int'l cities.

7-day Forecast for Port Arthur

  • Daytime
  • Nighttime
04/20
Sun
80°
Times of clouds and sun
Feels Like: 90°
Winds: 6mph SE
59° Feels like: 59°
Winds: 5mph S
04/21
Mon
78°
Humid with clouds giving way to some sun
Feels Like: 83°
Winds: 9mph S
61° Feels like: 62°
Winds: 5mph SW
04/22
Tue
81°
Mostly cloudy with a shower or thunderstorm in spots in the afternoon
Feels Like: 88°
Winds: 5mph WSW
63° Feels like: 63°
Winds: 4mph S
04/23
Wed
81°
Partly sunny
Feels Like: 84°
Winds: 10mph SSE
64° Feels like: 61°
Winds: 11mph S
04/24
Thu
80°
Partly sunny
Feels Like: 85°
Winds: 10mph S
66° Feels like: 64°
Winds: 10mph SSE
04/25
Fri
82°
Partly sunny
Feels Like: 89°
Winds: 8mph SSE
65° Feels like: 64°
Winds: 7mph S
04/26
Sat
83°
Times of clouds and sun with widely separated thunderstorms
Feels Like: 90°
Winds: 6mph SSE
66° Feels like: 66°
Winds: 13mph SSE

24 Hour Forecast for Port Arthur

  • 3pm
  • 4pm
  • 5pm
  • 6pm
  • 7pm
  • 8pm
  • Conditions
  • Temperature
  • 80°
  • 79°
  • 78°
  • 76°
  • 73°
  • 70°
  • Cloud Cover
  • 4%
  • 11%
  • 29%
  • 36%
  • 41%
  • 45%
  • Feels Like
  • 87°
  • 82°
  • 79°
  • 75°
  • 70°
  • 67°
  • Dew Point
  • 57°
  • 56°
  • 57°
  • 58°
  • 57°
  • 57°
  • Humidity
  • 44%
  • 46%
  • 49%
  • 53%
  • 58%
  • 64%
  • Wind Direction
  • S
  • S
  • S
  • S
  • S
  • S
  • Wind Speed
  • 8
  • 9
  • 9
  • 9
  • 8
  • 7
  • Precipitation
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0