Tulum weather in september The average high temperature in Tulum in September is around 86°F (30°C), with the average low temperature around 77°F (25°C). The humidity is high, making the temperature feel even warmer. The ocean temperature is also warm during this time, with an average temperature of around 82°F (28°C). While the weather in September can be hot and humid, there are some advantages to visiting Tulum during this time. The town is less crowded than it is during the peak tourist season, which runs from November to April. Additionally, the rain showers can provide a refreshing break from the heat. If you do plan to visit Tulum in September, it's a good idea to pack light, breathable clothing, as well as a rain jacket or umbrella. You may also want to bring insect repellent, as the mosquitoes can be quite active during this time. In terms of activities, September is a great time to explore the ancient Mayan ruins, which are located just outside of town. The ruins are less crowded during this time, and the lush greenery makes for a beautiful backdrop for photos. You can also take a dip in one of Tulum's many cenotes, which are freshwater sinkholes that offer a refreshing respite from the heat. While the weather in September can be hot and humid, there are some advantages to visiting Tulum during this time. The town is less crowded than it is during the peak tourist season, which runs from November to April. Additionally, the rain showers can provide a refreshing break from the heat. If you do plan to visit Tulum in September, it's a good idea to pack light, breathable clothing, as well as a rain jacket or umbrella. You may also want to bring insect repellent, as the mosquitoes can be quite active during this time. In terms of activities, September is a great time to explore the ancient Mayan ruins, which are located just outside of town. The ruins are less crowded during this time, and the lush greenery makes for a beautiful backdrop for photos. You can also take a dip in one of Tulum's many cenotes, which are freshwater sinkholes that offer a refreshing respite from the heat. Overall, while the weather in Tulum in September can be hot and humid, the town still has plenty to offer. With fewer crowds and beautiful scenery, it can be a great time to visit if you're prepared for the weather.