Apr 4, 2024 · Cancun In September: What To Expect. September sits well into the wet season and hurricane season. Despite that, Cancun in September is when things begin to cool off, but only ever-so-slightly. It’s still pretty hot with average daytime temps of 84°F (28.9°C).

Mar 1, 2025 · After a long and hot Cancun summer, September is when things begin to cool off. This is your last chance to catch whale sharks, as they will migrate by the end of the month. You are likely to see some sea turtles wandering around, especially down in Akumal .

Get the monthly weather forecast for Cancún, Quintana Roo, Mexico, including daily high/low, historical averages, to help you plan ahead.

In September, the average temperature for Cancun is 28°C (82F), created by average highs of 33°C (91F) in the day and average lows of 25°C (82F) at night. Daily averages stay pretty constant at 28°C (82F) throughout the month, with a few fluctuations up to 29°C (84F) at the start.

Feb 4, 2023 · The weather in Cancun in September is generally hot and humid. Humidity rarely falls below 60 percent even at night, which is why it will feel hotter than it actually is. Make sure you book hotel rooms and lodging with reliable air-conditioning to be the most comfortable.

Dec 7, 2024 · Weather in Cancun in September. You’re likely wondering, How is the weather in Cancun in September? — so you can plan your trip. Cancun weather in September can be sunny and warm, or overcast with rain showers, but that shouldn’t deter you …

May 2, 2024 · The temperature in September ranges from 77°F to 90°F (25°C to 32°C), maintaining the heat of summer but with more frequent rain showers. September is one of the wettest months in Cancun, with an average rainfall of about 270 mm. The humidity is high, often creating a very muggy atmosphere.

Sep 3, 2024 · The Cancun in September weather is characterized by high humidity, frequent rain, and warm sea temperatures, creating a unique tropical experience. Temperature: In September, Cancun experiences average daytime temperatures ranging from 77°F to 90°F (25°C to 32°C).

Get the full Cancún September Weather outlook: High/Low Temperatures, Hours of Sun and Things to Do for a Perfect Vacation!

Feb 9, 2024 · Cancún’s weather in September is marked by a high temperature of 30.3°C (86.5°F), a low oscillating towards 26.7°C (80.1°F), and significant rainfall measuring 91mm (3.58") distributed over approximately 21.5 days.