Cancun weather in September
September is not a good time to visit Cancun; it falls during the hot, wet season and is the wettest month of the year.
You can expect very hot and humid weather with around six hours of sunshine daily interspersed by frequent rain showers.
How hot is it in Cancun in September?
Daytime temperatures in Cancun in September usually reach an average high of 32°C (89°F), with high heat and humidity, and low of 24°C (75°F).
However, on the warmest days of the month, the temperature may climb to around 34°C (93°F).
What does the humidity feel like in Cancun in September?
The average dew point temperature in Cancun in September is 24°C (75°F), which feels muggy and uncomfortable.
There are on average 30 days in September that feel muggy.
How sunny is it in Cancun in September?
There are usually 6.5 hours of sunshine each day in Cancun in September – that's around 55% of daylight hours.
Sunrise & sunset in September?
Sunrise is around 6:35am with sunset around 6:50pm.
How warm is the sea around Cancun in September?
The average sea temperature in Cancun in September is 29°C (84°F), which is very pleasant for swimming.
Does it rain in Cancun in September?
There is usually 174mm (6.8in) of rainfall in Cancun in September, distributed across 14 days.
How windy is it in Cancun in September?
September sees an average hourly wind speed of 11 kilometres per hour (7 mph; 6 knots).
What to do in Cancun in September?
Despite the rain, September is still fine for water sports, including windsurfing, sailing, water skiing, kayaking, jet skiing, parasailing, swimming, snorkelling and scuba diving – the sea temperature averages 29°C (84°F).
Festivals to watch in September, include Mexican Independence Day, the Latin American Food Show and the Autumnal Equinox, best witnessed at Chichén Itzá.
Local holidays?
Grito de Dolores (Independence Day) – 16th Sept.
September is the low season in Cancun, with more reasonable hotel rates.
Cancun weather in September
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High Temp: 32°C (89°F) |
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Low Temp: 24°C (75°F) |
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Sunshine: 6.5 hrs per day |
12
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Daylight: 12 hrs 10 mins per day |
 |
Wind speed: 11 km/h (7 mph; 6 knots) |
 |
Wet Days: 14 days |
 |
Rainfall: 174 mm (6.8 in) per month |
 |
Comfort Level: High heat & 83% humidity |
11
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UV Index: Extreme |
 |
Sea Temp: 29°C (84°F) |
| Cancun, Mexico | |
Best time to visit Cancun
The best time to visit Cancun for a beach holiday is during the warm, dry season from December through April, with March the ideal time as it's the driest month and humidity is low.
You can expect sunny, dry days with an average high temperature of 29°C (84°F).
Cancun has a tropical climate with two distinct seasons: a warm, relatively dry season from November through April, and a hot and humid, wet season from May though October.
Cancun weather by month
Source: Meteorological data for Cancun is based on weather statistics gathered for the period 1992 to 2021 by Servicio Meteorológico Nacional (SMN) – Mexico's national weather organisation – at the closest weather station: Cancun International Airport (CUN), which is located 20km (12mi) south of central Cancun.
Advice on the best time to visit a particular destination is based on average local weather statistics, when the weather conditions are generally better than at other times of the year. We consider high and low temperatures, risk of rain (and thunderstorms, etc.), amount of sunshine and sea temperature. For general outdoor activities we favour clear, rainless days with a temperature range between 18°C (64°F) and 27°C (80°F); and for hot-weather activities we favour clear, rainless days with a temperature range between 24°C (75°F) and 32°C (89°F). Often, the best times to visit correspond to high season and therefore involve higher prices.
Latest update: Cancun Weather in September: 12 June, 2024
Disclaimer: The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data and conditions at any given location and time are unpredictable and variable. We assume no responsibility and can not be held legally responsible for any decisions made on the basis of the information presented on this site.
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