South Padre Island has a semitropical climate. Mid-summer through September is the rainiest, most humid period, but even the August heat spells aren't half as bad as you might think. As far as weather's concerned, fall and spring are the optimum times to visit. Winter temperatures usually drop no lower than 40°F (5°C), and the hottest summer's day seldom tops 95°F (35°C), a lot cooler than the deserts of nearby New Mexico.
Located on the tropical tip of Texas, getting here is easy. Whether you drive or fly, SPI is easily accessible. If traveling in by air, you can fly into Houston and then onto one of three airports in the Rio Grande Valley. Ground transportation is available at all three airports along with most major car rental companies and taxi service. If traveling by car, the scenic route to the Island is made easy by well maintained four-lane highways. By Land U.S. Highways 77, 281 or 83 - Take Interstate 37 South from San Antonio to U.S. Hwy. 77 south, then east on Texas Hwy. 100 approximately 28 miles.
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