Climate and monthly weather forecast
Port Aransas, TX

Weather in January

January, the same as December, is another enjoyable winter month in Port Aransas, Texas, with an average temperature ranging between max 62.6°F (17°C) and min 54.9°F (12.7°C). The coldest month is January, with an average high-temperature of 62.6°F (17°C) and an average low-temperature of 54.9°F (12.7°C). Weather in January »

Weather in February

The last month of the winter, February, is another comfortable month in Port Aransas, Texas, with an average temperature fluctuating between 64.8°F (18.2°C) and 57.6°F (14.2°C). In February, the average high-temperature is almost the same as in January - a still comfortable 64.8°F (18.2°C). Weather in February »

Weather in March

March, the first month of the spring in Port Aransas, is an agreeable month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 68.9°F (20.5°C). In Port Aransas, the average high-temperature in March is practically the same as in February - a pleasant 68.9°F (20.5°C). Weather in March »

Weather in April

April in Port Aransas, Texas, is a moderately hot spring month, with an average temperature varying between 74.8°F (23.8°C) and 69.1°F (20.6°C). In Port Aransas, the average high-temperature in April slightly increases from an agreeable 68.9°F (20.5°C) in March to a warm 74.8°F (23.8°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Port Aransas, Texas, with an average temperature fluctuating between 79.3°F (26.3°C) and 74.8°F (23.8°C). In Port Aransas, the average high-temperature in May is almost the same as in April - a still warm 79.3°F (26.3°C). Weather in May »

Weather in June

June, the first month of the summer in Port Aransas, is also a moderately hot month, with temperature in the range of an average high of 84.6°F (29.2°C) and an average low of 79.9°F (26.6°C). In June, the average high-temperature is practically the same as in May - a still moderately hot 84.6°F (29.2°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Port Aransas, Texas, with an average temperature ranging between max 85.6°F (29.8°C) and min 81.1°F (27.3°C). In July, the average high-temperature is almost the same as in June - a still moderately hot 85.6°F (29.8°C). Weather in July »

Weather in August

August, the last month of the summer in Port Aransas, is a hot month, with temperature in the range of an average high of 86.7°F (30.4°C) and an average low of 82°F (27.8°C). August is the warmest month, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 82°F (27.8°C). The average heat index in August is calculated to be a sweltering 100.4°F (38°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Port Aransas, Texas, with an average temperature ranging between max 84.9°F (29.4°C) and min 79.7°F (26.5°C). In Port Aransas, the average high-temperature in September is essentially the same as in August - a moderately hot 84.9°F (29.4°C). Weather in September »

Weather in October

October, like September, in Port Aransas, Texas, is another warm autumn month, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 73.4°F (23°C). In Port Aransas, the average high-temperature in October slightly decreases from 84.9°F (29.4°C) in September to a still warm 79.5°F (26.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an agreeable month in Port Aransas, Texas, with an average temperature ranging between min 64.4°F (18°C) and max 71.1°F (21.7°C). In November, the average high-temperature marginally drops from a moderately hot 79.5°F (26.4°C) in October to an agreeable 71.1°F (21.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also an enjoyable month in Port Aransas, Texas, with an average temperature ranging between min 57.6°F (14.2°C) and max 65.1°F (18.4°C). In December, the average high-temperature marginally drops from a pleasant 71.1°F (21.7°C) in November to an enjoyable 65.1°F (18.4°C). Weather in December »
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FAQ

What is the coldest month in Port Aransas?

January is the coldest month in Port Aransas, with an average high-temperature of 62.6°F (17°C) and an average low-temperature of 54.9°F (12.7°C).

How many days does it rain in Port Aransas?

In Port Aransas, during the entire year, the rain falls for 126.5 days and collects up to 14.57" (370mm) of precipitation.

When it does not snow in Port Aransas?

January, March through December are months without snowfall in Port Aransas.

How much does it snow in Port Aransas?

Throughout the year, in Port Aransas, 0.04" (1mm) of snow is accumulated.

When is the lowest UV index in Port Aransas?

The months with the lowest UV index in Port Aransas are January and December, with an average maximum UV index of 4.

What is the driest month in Port Aransas?

The months with the least rainfall in Port Aransas are February and March Rain falls for 7.8 days and accumulates 0.51" (13mm) of rain.

When does it snow in Port Aransas?

The only month with snowfall in Port Aransas is February.

When does it snow the most in Port Aransas?

February is the month with the most snowfall. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.

When is the ocean coldest in Port Aransas?

With an average ocean temperature of 61.3°F (16.3°C), February is the month with the coldest seawater in Port Aransas.

What is the most humid month in Port Aransas?

The months with the highest humidity are March and May, with an average relative humidity of 81%.

When is Daylight Saving Time (DST) in Port Aransas?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Port Aransas, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.

What is the month with the highest UV index in Port Aransas?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

When are the longest days in Port Aransas?

The month with the longest days is June, with an average of 13h and 53min of daylight.

What month has the most sunshine in Port Aransas?

July has the most sunshine of the year in Port Aransas, with an average of 11.1h of sunshine.

What is the warmest month in Port Aransas?

With an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 82°F (27.8°C), August is the warmest month.

When is the ocean warmest in Port Aransas?

With an average ocean temperature of 86.2°F (30.1°C), August is the month with the warmest seawater.

What is the rainiest month in Port Aransas?

September is the month with the most rainfall. Rain falls for 17.8 days and accumulates 2.99" (76mm) of precipitation.

What is the least humid month in Port Aransas?

October is the least humid month in Port Aransas, Texas, with an average relative humidity of 73%.

What is the month with the shortest days in Port Aransas?

The month with the shortest days is December, with an average of 10h and 25min of daylight.

What is the month with the least sunshine in Port Aransas?

With an average of 4.8h of sunshine, December has the least sunshine of the year in Port Aransas.

Average temperature
Port Aransas, TX

Average temperature - Port Aransas, TX

The warmest month (with the highest average high temperature) is August (86.7°F).
The month with the lowest average high temperature is January (62.6°F).

The month with the highest average low temperature is August (82°F).
The coldest month (with the lowest average low temperature) is January (54.9°F).

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Average pressure
Port Aransas, TX

Average pressure - Port Aransas, TX

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed
Port Aransas, TX

Average wind speed - Port Aransas, TX

The windiest months (with the highest average wind speed) are April and May (14.2mph).
The calmest month (with the lowest average wind speed) is September (11.3mph).

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Average humidity
Port Aransas, TX

Average humidity - Port Aransas, TX

The months with the highest relative humidity are March and May (81%).
The month with the lowest relative humidity is October (73%).

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Average rainfall
Port Aransas, TX

Average rainfall - Port Aransas, TX

The wettest month (with the highest rainfall) is September (2.99").
The driest months (with the least rainfall) are February and March (0.51").

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Average rainfall days
Port Aransas, TX

Average rainfall days - Port Aransas, TX

The month with the highest number of rainy days is September (17.8 days).
The month with the least rainy days is February (7.8 days).

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Average snowfall
Port Aransas, TX

Average snowfall - Port Aransas, TX

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days
Port Aransas, TX

Average snowfall days - Port Aransas, TX

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, October, November and December (0 days).

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Average sea temperature
Port Aransas, TX

Average sea temperature - Port Aransas, TX

The best month for swimming (with the highest average sea temperature) is August (86.1°F).
The coldest month (with the lowest average sea temperature) is February (61.3°F).

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Average daylight / Average sunshine
Port Aransas, TX

Average daylight / Average sunshine - Port Aransas, TX

The month with the longest days is June (Average daylight: 13h and 53min).
The month with the shortest days is December (Average daylight: 10h and 25min).

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days
Port Aransas, TX

Average sunshine days - Port Aransas, TX

The month with the most sunshine days is March (20.5 days).
The month with the least sunshine days is September (10.3 days).

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Average UV index
Port Aransas, TX

Average UV index - Port Aransas, TX

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average visibility
Port Aransas, TX

Average visibility - Port Aransas, TX

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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