Port Arthur Weather Forecast
- 78
- 93
Partly Sunny
- 78
- 93
Mostly Cloudy
- 79
- 93
Slight Chance Thunderstorms
- 78
- 93
Chance Thunderstorms
- 78
- 94
Chance Thunderstorms
- 79
- 92
Chance Thunderstorms
- 79
- 92
Rain Showers Likely
Today 2 Jul Lower Jefferson
Mostly sunny. Highs in the lower 90s. West Winds 5 to 10 Mph.
Tonight 2 Jul Lower Jefferson
Partly cloudy. Lows in the upper 70s. Southwest Winds around 5 Mph.
Port Arthur Temperature Statistics
July Temperature
Beaumont/Port Arthur Southeast Texas Regional Airport (6.8 miles)
Lowest
–Average July
–Highest
–
Climate (2020–Present)
Beaumont/Port Arthur Southeast Texas Regional Airport (6.8 miles)
Average Low 2020–2025
62 °FAverage 2020–2025
70.4 °FAverage High 2020–2025
80.4 °F