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Port Aransas weather

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Port Aransas weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Port Aransas weather in numbers

from 30 years of measured normals

Port Aransas swings 37°F across the year, from 90°F highs in August to 53°F lows in January, and January is usually the wettest month in a year that brings about 38 in of precipitation.

Warmest month
August
90°F average high
Coldest month
January
53°F average low
Wettest month
January
38 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
February, March, April and November
Residents
2,904
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The weather map: all three models at once

NWS, American, European side by side around Port Aransas and nearby towns.Live rain radar →
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Port Aransas hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Port Aransas 10-day forecast, out to 14 days

where the models agree, and where they split

Port Aransas, Texas (TX) is at its warmest in Aug (average highs near 90°F) and coldest in Jan (lows around 53°F), with roughly 38 in of precipitation across the year. Below, compare what NWS, American, European forecast for Port Aransas right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Port Aransas climate by month

average daytime high and overnight low across a typical year
Jan
65°
53°
Feb
67°
57°
Mar
73°
64°
Apr
77°
68°
May
83°
76°
Jun
87°
80°
Jul
87°
81°
Aug
90°
82°
Sep
87°
79°
Oct
82°
72°
Nov
74°
63°
Dec
69°
59°

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
88±1.2°F96±1.2 mph8491% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
82±1.8°F93±2.3 mph4972% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Port Aransas today?
On this page we show what NWS, American, European each forecast for Port Aransas today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Port Aransas today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Port Aransas and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Port Aransas?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Port Aransas forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Port Aransas?
August is typically the warmest month in Port Aransas, with average highs around 90°F.
How cold does Port Aransas get?
The coldest month in Port Aransas is January, when overnight lows average about 53°F.
How much rain does Port Aransas get?
Port Aransas sees roughly 38 in of precipitation a year, with January usually the wettest month.

Nearby

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