Also consider one of our other suggestions for September.
The average maximum temperature in Cancun in September is 31°. The average maximum temperature is 32° in the previous month and 30° in the next month.
The average temperature in Cancun in September is 27°. The average temperature ranges is 28° in the previous month and 26° in the next month.
The average minimum temperature in Cancun in September is 24°. The minimum temperature is 24° in the previous month and 23° in the next month.
The average day light hours per day in Cancun in September are 12.3 and there are 5.8 hours of sunshine per day on average during September making it a sunny month that is overcast at times.
The ultraviolet index in Cancun in September is typically 11.9 during September. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Cancun in September is 29° which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Cancun in September is 80.7cm and on average there are 12.1 rainy days in September making it a wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Cancun in September is 25° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 26° in the previous month and 25° in the next month.
The average maximum relative humidity in Cancun in September is typically 95.9%. The maximum relative humidity is 94.9% in the previous month and 96.2% in the next month.
The average relative humidity in Cancun in September is typically 82.4%. The average relative humidity is 80.1% in the previous month and 83.5% in the next month.
The average maximum wind speed in Cancun in September is typically 23kmh. The average maximum wind speed is 24kmh in the previous month and 23kmh in the next month.
The average wind speed in Cancun in September is typically 9kmh. The average wind speed is 9kmh in the previous month and 10kmh in the next month.
The average wind direction in Cancun in September is from the East.
