May weather forecast
Port Aransas, TX

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).

Temperature

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). The average low-temperature, in May, is 74.8°F (23.8°C).

Humidity

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

Rainfall

In Port Aransas, during May, the rain falls for 9.3 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Port Aransas, during the entire year, the rain falls for 126.5 days and collects up to 14.57" (370mm) of precipitation.

Snowfall

In Port Aransas, Texas, snow does not fall in January, March through December.

Ocean temperature

In Port Aransas, the average seawater temperature in May is 77.9°F (25.5°C).
Note: For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day in May is 13h and 32min.
On the first day of the month, sunrise is at 6:48 am and sunset at 8:02 pm. On the last day of May, in Port Aransas, sunrise is at 6:32 am and sunset at 8:19 pm CDT.

Sunshine

In Port Aransas, the average sunshine in May is 10.1h.

UV index

The months with the highest UV index in Port Aransas are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 7 in May interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Port Aransas?

In Port Aransas, Texas, in May, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 74.8°F (23.8°C).

What are the most humid months in Port Aransas?

March and May, with an average relative humidity of 81%, are most humid months.

What is the average humidity in May in Port Aransas?

In Port Aransas, the average relative humidity in May is 81%.

How much does it rain in Port Aransas in May?

In May, in Port Aransas, the rain falls for 9.3 days. Throughout May, 0.98" (25mm) of precipitation is accumulated.

When it does not snow in Port Aransas?

In Port Aransas, Texas, snow does not fall in January, March through December.

What is the water temperature in May in Port Aransas?

In May, the average ocean temperature in Port Aransas is 77.9°F (25.5°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Port Aransas have in May?

In Port Aransas, Texas, the average day length in May is 13h and 32min.

When are sunrise and sunset in May in Port Aransas?

On the first day of May in Port Aransas, Texas, sunrise is at 6:48 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:19 pm CDT.

How long on average sun shines in May in Port Aransas?

In May, the average sunshine duration in Port Aransas is 10.1h.

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.

What is the UV index intensity in May in Port Aransas?

In Port Aransas, Texas, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Port Aransas, TX

Average temperature in May - Port Aransas, TX
  • Average high temperature in May: 79.3°F

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).

  • Average low temperature in May: 74.8°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 in May
Port Aransas, TX

Average pressure in May - Port Aransas, TX
  • Average pressure in May: 29.9"Hg

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 in May
Port Aransas, TX

Average wind speed in May - Port Aransas, TX
  • Average wind speed in May: 14.2mph

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 in May
Port Aransas, TX

Average humidity in May - Port Aransas, TX
  • Average humidity in May: 81%

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 in May
Port Aransas, TX

Average rainfall in May - Port Aransas, TX
  • Average rainfall in May: 0.98"

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 in May
Port Aransas, TX

Average rainfall days in May - Port Aransas, TX
  • Average rainfall days in May: 9.3 days

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 in May
Port Aransas, TX

Average snowfall in May - Port Aransas, TX
  • Average snowfall in May: 0"

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 in May
Port Aransas, TX

Average snowfall days in May - Port Aransas, TX
  • Average snowfall days in May: 0 days

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 in May
Port Aransas, TX

Average sea temperature in May - Port Aransas, TX
  • Average sea temperature in May: 77.9°F

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 in May /
Average sunshine in May
Port Aransas, TX

Average daylight in May / Average sunshine in May - Port Aransas, TX
  • Average daylight in May: 13h and 32min

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).

  • Average sunshine in May: 10h and 6min

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 in May
Port Aransas, TX

Average sunshine days in May - Port Aransas, TX
  • Average sunshine days in May: 19 days

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 in May
Port Aransas, TX

Average UV index in May - Port Aransas, TX
  • Average UV index in May: 7

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 cloud cover in May
Port Aransas, TX

Average cloud cover in May - Port Aransas, TX
  • Average cloud cover in May: 33

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in May
Port Aransas, TX

Average visibility in May - Port Aransas, TX
  • Average visibility in May: 6mi

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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