About Puerto Rico . . . Temperatures in the mountains of the center of the island are generally five to ten degrees cooler throughout the year. Nighttime temperatures are generally 10 to 15 degrees cooler than the average daytime temperature. Hence, it never snows or goes below freezing anywhere in the island. Humidity and other factors contribute to a heat index factor which is generally five to ten degrees higher than actual temperature.
Many visitors describe prevailing temperatures and overall climate as enjoyable .
The ultra-violet radiation factor is high due to the intense tropical sun. Sun-blocking lotions are recommended, particularly for sensitive Northern skins unaccustomed to tropical sun. Sun glasses are advisable, too. Puerto Rico is located in the path of tropical hurricanes which threaten the island during the hurricane season which runs from June through November each year and peaks around the middle of September. Your feedback is important to us.