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Port Isabel weather in December (Texas, United States of America)

Will it be warm or cold in Port Isabel this December? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

The weather in Port Isabel is usually perfect in December, featuring pleasant temperatures and moderate rainfall. December is known for being in the winter season. Expect temperatures to climb to 22°C during the day, with nighttime readings dropping to 14°C.

Precipitation

Port Isabel in December usually receives moderate rainfall, averaging around 44 mm for the month. Looking at the last 30 years, the data shows about 9 days with rain.

Average sunshine

The area experiences a moderate amount of sunshine, with approximately 133 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're inclined towards comfortable temperatures and drier conditions, December is a prime time to visit Port Isabel. January, February, March, April, August, October, November and December typically offer the best circumstances. While September tends to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Port Isabel climate page with graphs.

 

Port Isabel, monthly averages in December

Min TemperatureMin Temperature 14°C  
Max TemperatureMax Temperature 22°C  
Chance of RainChance of Rain 30%  
PrecipitationPrecipitation 44 mm  
Rainy daysRainy days 9 days  
HumidityHumidity 78% *  
SunshineSunshine 133 hours *  
Percentage SunshinePercentage Sunshine 40% *  
Data from: Brownsville, the United States of America (29 KM, 18 Miles).

Where to go in the United States of America in December

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

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Port Isabel, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming
6/10
Cycling
10/10
Walking
10/10
Camping
10/10
Outdoor sports
10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Port Isabel.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.