The best times to visit Port Aransas for ideal weather are

October 22nd to April 29th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.


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Other Port Aransas Travel Info

Weather in Port Aransas

Temperature

Average temperatures in Port Aransas vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some hot weeks in the summer, with a very low chance of precipitation throughout the year. The area is more temperate than most — in the 64th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Port Aransas, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 90.4°F (32.4°C) with temperatures rarely dropping below 80.9°F (27.2°C) at night.

Port Aransas Temperatures (Fahrenheit)

Key
High
Average
Low

Port Aransas Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Port Aransas Perceived Temperature (F)

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High
Average
Low

Port Aransas Perceived Temperature (C)

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High
Average
Low

 

Average Port Aransas Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
Jan62.655.149.2
Feb66.158.953
Mar71.264.759.4
Apr78.172.167.6
May82.97873.7
Jun8883.379.4
Jul88.583.779.8
Aug89.784.580.2
Sep87.782.277.1
Oct82.476.771.1
Nov73.76760.9
Dec67.46053.8

Show Celsius

MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
Jan1712.89.6
Feb18.914.911.7
Mar21.818.215.2
Apr25.622.319.8
May28.325.623.2
Jun31.128.526.3
Jul31.428.726.6
Aug32.129.226.8
Sep30.927.925.1
Oct2824.821.7
Nov23.219.416.1
Dec19.715.612.1


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Port Aransas are January, December, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid September with an average of 1 days of significant precipitation the week of September 10th.

When can you find snow in Port Aransas? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Port Aransas.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Port Aransas (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
Jan0%00
Feb1%00.1
Mar1%00.1
Apr4%00.7
May6%01.4
Jun3%00.6
Jul4%00.7
Aug3%00.9
Sep12%01.6
Oct6%01.1
Nov3%00.4
Dec1%00.1

Show Centimeters

MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
Jan000
Feb100.3
Mar100.3
Apr401.8
May603.6
Jun301.5
Jul401.8
Aug302.3
Sep1204.1
Oct602.8
Nov301
Dec100.3

 

Humidity and Wind

Port Aransas has some very humid months, and above average humidity throughout the year. The least humid month is October (64.3% relative humidity), and the most humid month is March (77.4%).

Wind in Port Aransas is usually moderate. The windiest month is May, followed by April and June. May’s average wind speed of around 10.5 knots (12.1 MPH or 19.5 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early April where average top sustained speeds reach 17.5 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Port Aransas.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
Jan8.4Gentle breeze15.5Significant breeze
Feb9Gentle breeze16.2Significant breeze
Mar9.1Gentle breeze15.2Significant breeze
Apr10.3Gentle breeze16.8Significant breeze
May10.5Gentle breeze16.1Significant breeze
Jun9.9Gentle breeze14.7Significant breeze
Jul9.1Gentle breeze14Significant breeze
Aug7.8Gentle breeze12.8Significant breeze
Sep8.5Gentle breeze14.1Significant breeze
Oct8.8Gentle breeze14.2Significant breeze
Nov8.7Gentle breeze14.9Significant breeze
Dec8.6Gentle breeze15Significant breeze

Show Relative Humidity by Month

MonthAvg. Relative Humidity
Jan75.4%
Feb76.8%
Mar77.4%
Apr77%
May77.1%
Jun73.5%
Jul75.2%
Aug74.7%
Sep69.2%
Oct64.3%
Nov68.9%
Dec74.1%

 

Is it Safe to Travel to Port Aransas?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Port Aransas, TX, US is March, followed by June and April. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Port Aransas in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 40.6 in November means 40.6% of the tourists vs. March.


Overall Port Aransas Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 86.5°F (30.3°C) and 68.4°F (20.2°C) with warmer temperatures in the later months. Rain is rare with 0 to 2 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with about 1 days of precipitation per month. June – August is the second busiest season for tourism in Port Aransas, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 89.2°F (31.8°C) and 69.5°F (20.8°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 4 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is somewhat cool this time of year in Port Aransas to be enjoyable for warm weather travelers. The average high during this season is between 69.1°F (20.6°C) and 61.3°F (16.3°C). On average, it rains or snows a insignificant amount: consistently 0 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travelthe United States › Port Aransas, TX, US


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