Cancún
September
Weather in Cancún for September 2027
Your guide to Cancún weather in September - trends and predictions
In general, the average temperature in Cancún at the beginning of September is 30.8 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30 °C by the end of September.
Cancún in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 267.5 mm.
Is September a good time to visit Cancún? check out the best time to travel to Cancún page.
Temperatures
Rain 🌧️
More
13
Dry days
17
Rainy days
0
Snow days
31°/26°
Temperatures
16 km/h
Avg max wind
78 %
Avg humidity
Cancún Weather September
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Temperatures trend during September in Cancún
See the weather trend as well as the moving average line
September weather in Cancún day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 31° /26° | 4.3 mm | 8 | |
| 2 Sept. |  Patchy rain possible | 31° /27° | 2 mm | 7 | |
| 3 Sept. | Light rain | 31° /26° | 3.7 mm | 8 | |
| 4 Sept. | Light rain | 31° /26° | 4.8 mm | 7 | |
| 5 Sept. | Patchy rain possible | 31° /26° | 1.9 mm | 8 | |
| 6 Sept. | Light rain | 31° /27° | 2.5 mm | 7 | |
| 7 Sept. | Patchy rain possible | 31° /27° | 1.7 mm | 7 | |
| 8 Sept. | Light rain | 31° /26° | 5.4 mm | 6 | |
| 9 Sept. |  Moderate or heavy rain shower | 30° /26° | 8.8 mm | 7 | |
| 10 Sept. |  Moderate rain | 30° /26° | 12.8 mm | 8 | |
| 11 Sept. | Patchy rain possible | 31° /26° | 2.3 mm | 7 | |
| 12 Sept. | Patchy rain possible | 31° /26° | 1.4 mm | 7 | |
| 13 Sept. | Light rain | 31° /26° | 3.5 mm | 7 | |
| 14 Sept. | Light rain | 31° /26° | 3.3 mm | 7 | |
| 15 Sept. | Light rain | 31° /27° | 2.7 mm | 7 | |
| 16 Sept. | Moderate or heavy rain shower | 31° /26° | 7.2 mm | 8 | |
| 17 Sept. | Moderate rain | 31° /27° | 11.6 mm | 6 | |
| 18 Sept. | Light rain | 31° /26° | 3.6 mm | 7 | |
| 19 Sept. | Light rain | 31° /26° | 2.9 mm | 7 | |
| 20 Sept. | Moderate or heavy rain shower | 31° /26° | 8.7 mm | 7 | |
| 21 Sept. | Moderate or heavy rain shower | 30° /26° | 5 mm | 7 | |
| 22 Sept. | Moderate or heavy rain shower | 31° /26° | 6.5 mm | 7 | |
| 23 Sept. | Moderate or heavy rain shower | 30° /26° | 7.6 mm | 7 | |
| 24 Sept. | Moderate or heavy rain shower | 30° /26° | 7.7 mm | 6 | |
| 25 Sept. |  Heavy rain | 30° /25° | 98.8 mm | 7 | |
| 26 Sept. | Moderate rain | 31° /26° | 11.2 mm | 8 | |
| 27 Sept. | Moderate rain at times | 30° /25° | 8.8 mm | 7 | |
| 28 Sept. | Light rain | 30° /26° | 3.2 mm | 6 | |
| 29 Sept. | Moderate rain | 30° /26° | 12.8 mm | 7 | |
| 30 Sept. | Moderate rain | 30° /26° | 10.5 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Cancún in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cancún forecast closer to your planned date for the most up-to-date weather information.
Change Month
Cancún in September - FAQ
What are the expected maximum and minimum temperatures in Cancún during September?
During September, expect a variety of temperatures with highs around 31° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cancún during September?
Significant rainfall exceeding 267.5 mm is expected in Cancún during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cancún during September?
The average wind speed in Cancún during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
Cancún water temperatures in September
The average water temperature of the Caribbean Sea near Cancún in September is 27.5 °C. At the beginning of September temperatures are around 27.4 °C; by the end of the month they stay fairly steady and reach 27.5 °C.
- What is the water temperature in Cancún in September?
- The average water temperature in Cancún in September is 27.5 °C.
- Can you swim in Cancún in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
September rainfall patterns in Cancún
Explore the daily rainfall trends and prepare for Cancúns September weather 💧
Typically, Cancún has 17 rainy days in September with a total of 267.5 mm of rainfall.
UV exposure in Cancún during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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