Port Arthur, TX 10-Day Weather Forecast
10-Day Temperature Forecast
Daily Precipitation Outlook
10-day outlook for Port Arthur, TX: today rain, partially cloudy, high 71°F, low 64°F with a 55% rain chance. Tomorrow: high 74°F.
| Today's High | 71°F |
| Today's Low | 64°F |
| Rain Chance | 55% |
| Conditions | Rain, Partially cloudy |
| Tomorrow's High | 74°F |
| Tomorrow's Low | 68°F |
10-Day Temperature Outlook for Port Arthur, TX
The full 10-day forecast table below shows daily high and low temperatures, precipitation probability, and weather conditions for each day in Port Arthur, TX. Today reaches a high of 71°F with rain, partially cloudy and a 55% rain chance. Tomorrow's high is 74°F with a 76% chance of rain.
How to Use the 10-Day Forecast
Long-range forecasts become less precise beyond 5–7 days but remain useful for planning outdoor events and travel in Port Arthur, TX. The daily rain probability is expressed as a percentage — days above 50% have a more-likely-than-not chance of measurable precipitation. Days below 20% are typically dry.
For a closer look at today's weather hour by hour, see the Port Arthur hourly forecast. For tomorrow's specific rain timing, the rain tomorrow page shows the hourly precipitation breakdown.
10-Day Forecast for Port Arthur, TX
| Day | High | Low | Rain | Conditions |
|---|---|---|---|---|
| Tue, Apr 21 | 71°F | 64°F | 55% | Rain, Partially cloudy |
| Wed, Apr 22 | 74°F | 68°F | 76% | Rain, Partially cloudy |
| Thu, Apr 23 | 77°F | 72°F | 36% | Partially cloudy |
| Fri, Apr 24 | 80°F | 73°F | 24% | Partially cloudy |
| Sat, Apr 25 | 81°F | 73°F | 24% | Partially cloudy |
| Sun, Apr 26 | 82°F | 74°F | 17% | Partially cloudy |
| Mon, Apr 27 | 83°F | 75°F | 28% | Partially cloudy |
| Tue, Apr 28 | 84°F | 73°F | 28% | Partially cloudy |
| Wed, Apr 29 | 87°F | 73°F | 10% | Partially cloudy |
| Thu, Apr 30 | 82°F | 69°F | 13% | Overcast |
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