Skip to main content

Cancún in September 2027: weather, sargassum and which beaches to pick

September is in the peak season for seaweed, with highs near 91 °F (33 °C) and lows near 75 °F (24 °C). The usually light beaches, such as Playa Langosta, Playa Tortugas and Playa Caracol, are expected light; the open coast from the Hotel Zone to Tulum is expected heavy.

Typical weather

Climate averages
High
91 °F 33 °C
Low
75 °F 24 °C
Rain
7.7 in 195 mm

Inside the Atlantic hurricane season (June 1 – November 30).

Source: NOAA NCEI Global Summary of the Month, Cancún station

Going in September?All-inclusive resorts on usually light beaches

See the resorts

Seaweed offshore of Cancún in September

For September, the median offshore floating-algae index is in the middle third of this area's monthly range.

Satellite archive through:

Source: NOAA AOML (Satellite and buoy data: NOAA)