Cancun Weather in September [2025 Guide]
September in Cancun is marked by the late summer’s high temperatures and humidity, along with increased rainfall as the region continues through the hurricane season. This month offers unique opportunities to experience Cancun’s natural beauty and cultural events, with fewer tourists.
Cancun Temperature in September
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.
Rainfall and Humidity in Cancun in September
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.
Sunshine and Daylight Hours in Cancun in September
Daylight averages around 12 hours, with sunshine for about 7 to 8 hours daily, interspersed with periodic rainstorms, often in the afternoon or evening.
Cancun September Wind and Weather Events
The risk of tropical storms and hurricanes is at its peak, so visitors should stay updated on weather forecasts and advisories.
What to Wear in Cancun in September
Light and loose clothing is best, suitable for hot and humid conditions, along with rain gear for frequent showers. Sun protection remains essential during sunny spells.
Things to do in Cancun in September
- Participate in the Festival de la Vida y la Muerte (Festival of Life and Death) at Xcaret, showcasing local traditions, music, and dance.
- Witness the sea turtle hatching season, where baby turtles make their way to the sea, an unforgettable natural spectacle.
- Visit indoor attractions like the Cancun Aquarium or the Maya Museum on rainy days.
- Enjoy the off-peak tranquility and beauty of the Nichupté Lagoon with a kayak or paddleboard tour.
- Experience authentic Mexican Independence Day celebrations on September 16th with local festivities, fireworks, and cuisine.
Where to Stay in Cancun in September
September offers some of the best deals for accommodations as it’s off-peak season, ranging from budget hostels to luxury resorts.
FAQs
Is September a busy tourist month in Cancun?
No, September is one of the least crowded months, as it coincides with the rainy season and school terms.
What is the sea temperature in Cancun in September?
The sea remains warm, around 85°F (29°C), ideal for water activities.
How should tourists prepare for hurricane threats in September?
Staying informed through weather channels, having flexible travel plans, and knowing the location of shelters and emergency services is advised.
Can I still enjoy outdoor activities in Cancun in September?
Yes, mornings are typically clearer and less rainy, offering good conditions for outdoor activities before the afternoon showers.
What makes September special in Cancun?
September hosts unique cultural events like Mexican Independence Day and the sea turtle hatching, providing visitors with special experiences beyond the beaches.
Cancun Weather from Month to Month
January – February – March – April – May – June – July – August – September – October – November – December
![Cancun Weather in August [2025 Guide]](https://cancuntravelblog.com/wp-content/uploads/2024/04/water-3120184_1280-768x563.jpg)
![Cancun Weather in April [2025 Guide]](https://cancuntravelblog.com/wp-content/uploads/2024/03/puerto-del-carmen-2477185_1280-768x511.jpg)
![Cancun Weather in December [2025 Guide]](https://cancuntravelblog.com/wp-content/uploads/2024/04/holiday-2772364_1280-768x512.jpg)
![Cancun Weather in July [2025 Guide]](https://cancuntravelblog.com/wp-content/uploads/2024/04/summer-3106910_1280-768x432.jpg)
![Cancun Weather in October [2025 Guide]](https://cancuntravelblog.com/wp-content/uploads/2024/04/cancun-4479347_1280-768x511.jpg)