Cancun weather

We've looked at the most up-to-date weather data for Cancun, covering the last 12 years up to 2021, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Cancun weather in October.

How warm is it in Cancun during October?

The temperature is extremely stable in October with average highs of 29℃ and lows just 4℃ lower at 26℃. Of course, the high humidity will make it feel even hotter. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Cancun during October?

October is typically the wettest month in Cancun. On average, there will be 23 rainy days during the month, amounting to 161.9mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. Due to the high temperature and humidity, you might expect lots of thunderstorms, however they're actually fairly infrequent at this time of year. On average, October will see just 2 days that produce a storm.

How warm is the sea in Cancun during October?

The water around Cancun reaches a very pleasant 29℃ during October. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable. The hot air temperature will mean that you will feel comfortably warm when coming out of the water.