Cancun weather

Our guide to the weather in Cancun during December


Average high


UV Index


Month rainfall


Sea temperature

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 December.

How warm is it in Cancun during December?

The temperature is extremely stable in December with average highs of 27℃ and lows just 3℃ lower at 24℃. 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 December?

On average, there will be 20 rainy days during the month, amounting to 53.6mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. 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, December will see just 1 days that produce a storm.

How warm is the sea in Cancun during December?

The water around Cancun reaches a very pleasant 28℃ during December. 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.

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Cancun Blog posts

From the UK's most popular travel bloggers


29th March 2021 by Two Monkey's Travel

10 best things to do in Cancun

Cancun is a city in Mexico situated on the Yucatán Peninsula. It borders the Caribbean Sea and is popularly known for its beaches, parties, nightlife, and resorts. It has 2 specific areas; El Centro, which is the more traditional part, and Zona Hotelera (or Hotel Zone) which is composed of high-end hotels, shops, restaurants, and clubs. If you want to spend your summer holiday at the beach, Cancun is one of the best options since it offers a lot of beaches for its tourists. To know more about...


16th February 2021 by Andy

Affordable beach holidays during winter

We’re in the peak of winter and have been stuck at home for a long time, so we can’t help but dream of destinations currently enjoying some of the warmest days of the year. Trade-in your winter scarf and gloves next year for a beach towel and flipflops somewhere warm. It doesn't have to break the bank either - there are many lovely beach destinations that are perfectly affordable and will allow you to enjoy a relaxing sunny holiday right in the middle of winter. Let’s take a look at...


27th January 2021 by Two Monkey's Travel

10 best things to do in Tulum, Mexico

A town located on the Caribbean coastline of the Yucatán Peninsula in Mexico, Tulum is one of the best places to visit in the country. Its beaches, cenotes, and the well-preserved ruins of the Mayan Port City can prove how wonderful this place is. To get to know more about this place, we listed down the 10 best things to do in Tulum. So prepare your pen and paper as you will surely have a magnificent time here!...


12th February 2021 by Andy

Cheapest places to holiday in December

December kicks off the global festive season, so it’s the perfect time to pack up and go on an adventure. You get the best of weather extremes, with Christmas markets shimmering beneath first snow falls on one side of the world and the hot, summer sun hitting the beach on the other. Prices do rise for flights and accommodation, however, the team at Travelscoop is always on the lookout for fantastic deals, so your Christmas holidays won’t break the bank.Let’s take a look at some of our...

27th November 2018 by John

Cancun travel guide

Holiday Extras are doing a good series of YouTube destination guides. This one covers Cancun, famous for having colourful nightlife and flashy all-inclusive hotels. But there is another side to this region and we're going to show you why it’s worth exploring. Take a couple of hours drive from the city and witness Mayan culture, historical ruins, stripped back beaches, and nature in all its beauty....

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