Cancun weather
11-year climate averages (2015–2025), month by month
Cancun in october
Current month averages, based on 11 complete years of records (2015–2025). Read the full guide →
Cancun sits at 21°09′N 86°51′W in Mexico, in North America. Its climate profile is shaped by these coordinates — and the 11 complete years of records below (2015–2025) reveal exactly how each season feels on the ground.
Below, you'll find monthly averages for temperature, rainfall and sunshine, drawn from the Open-Meteo Archive. Every month links to a full guide with what to pack, where to stay, and when to arrive.
The year in weather
Cancun weather by month
Pick a month for the full climate guide — temperature, rainfall, sunshine, packing tips and hotel deals for Cancun.
Places that feel like Cancun in october
Cancun weather — FAQ
Q01What is the ideal season to travel to Cancun?
What is the ideal season to travel to Cancun?
The best months to visit Cancun are February, March, April, December. Mid-December through early January dry season without spring break crowds; sargassum seaweed drift is minimal and cenote water sits crystal clear.
Q02When does Cancun reach its peak summer heat?
When does Cancun reach its peak summer heat?
August runs the highest averages in Cancun, with typical daytime highs of 31°C (88°F). Locals in Cancun proper (not the Zona Hotelera) skip the beach for Aquaworld cenote or the Puerto Morelos reef snorkel; palapa lunch stops at 2pm.
Q03When is winter at its deepest in Cancun?
When is winter at its deepest in Cancun?
January brings the lowest averages, with daytime highs near 26°C (79°F). January nortes cold fronts drop water temps to 24C and stir up sargassum; whale sharks vanish and Isla Mujeres ferries get choppy but never cancel.
Q04What is the wettest time of year in Cancun?
What is the wettest time of year in Cancun?
June typically records the highest monthly rainfall — around 198mm on average. October hurricane season peaks; even a brush storm floods Zona Hotelera Kukulkan boulevard and shuts Chichen Itza tours from Playa del Carmen.
Q05What kind of climate does Cancun have?
What kind of climate does Cancun have?
Cancun, Mexico has warm summers, warm winters, moderate seasonal rainfall. Zona Hotelera is a bubble; real Cancun is downtown Mercado 28 for cochinita pibil tacos and Parque de las Palapas for Sunday marimba. The ADO bus to Tulum is faster and safer than any rental car. Sargassum forecasts on sargassummonitoring.com are more reliable than resort claims. Isla Mujeres north beach is calmer than any Cancun beach and Ultramar ferries run every 30 minutes. Cenotes cool off at 24C year-round. You can read the detailed month-by-month breakdown on this page.