The maximum temperature in Port Aransas is on average 24°C over the year, with values generally ranging between 17°C in January and 31°C in August. About 954 mm of precipitation falls per year, with a minimum of 39 mm in March and a maximum of 218 mm in September.
The climate is pleasant for traveling to Port Aransas year-round. However, the period when the weather is truly ideal is May.
For swimming, the most favorable period for water temperature is June, July, August, September and October, with a water temperature above 26.6°C.
However, the best time to fully enjoy the beach and swimming is March, April, May, June, July, August and October.
Water sports are particularly favorable in: March, April, May, June, July, August and October. For scuba diving and snorkeling, the best months are March, April, May, June, July, August and October.
In terms of crowd levels, the quietest periods are in January, while crowding is high in May, July, August, September, March and October.
