Port Isabel
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Port Isabel Weather in March

March in Port Isabel sees daytime temperatures around 24°C (75°F) and lows of 17°C (63°F) at night. The excellent weather makes it a good time to visit.

Rainfall in Port Isabel in March

Analyzing past climate data, one can expect approximately 5 days of rain, averaging 36 mm (1.4 in). Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Port Isabel in March

March in Port Isabel is generally excellent, with days reaching 24°C (75°F) and nights settling around 17°C (63°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Port Isabel in March

The days are predominantly sunny, with an estimated total of around 209 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you favor pleasant temperatures and minimal rainfall, March is one of the best months to visit Port Isabel.

Port Isabel Temperature in March

Min Temperature
17°C (63°F)
Max Temperature
24°C (75°F)
Chance of Rain
17%
Precipitation
36 mm (1.4 in)
Rainy days
5 days
Humidity
75% *
Sunshine
209 hours *
Percentage Sunshine
56% *
* Data from: Brownsville, the United States of America (29 KM, 18 Miles).

Port Isabel Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Port Isabel - and find the best time to visit.

Best Places in the United States of America in March

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Port Isabel in March

Pleasant temperatures in March mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Port Isabel in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    10/10
  • Cycling
    10/10
  • Walking
    10/10
  • Barbeque
    9/10
  • Camping
    10/10
  • Outdoor sports
    10/10

Port Isabel 3-Day Forecast

Popular in March

Where to go in March - average daytime high across popular destinations.

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