The chart below has lows and highs for each month as well as average rainfall in inches. As you can see the weather is pretty promising for all months. However, you should be aware that hurricanes are a bit more likely here on the Caribbean side of Mexico. The highest incidence is in August and September, but the the season technically goes from mid June to early November.
We still rent to hundreds of people from June to October because there really is a very small chance of a hurricane.
The weather charts plus the crystal blue Caribbean tell the story why the Riviera Maya has legendary status for beach vacationers, just check out our weather details It only rains often enough to keep the weather from being boring.
* Temperatures in Farenheit, Rainfall in inches