Cancún in July 2027: weather, sargassum and which beaches to pick
July is in the peak season for seaweed, with highs near 93 °F (34 °C) and lows near 77 °F (25 °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.
May to August is the peak sargassum season. Usually light in every peak month: Playa Langosta, Playa Tortugas, Playa Caracol and Playa Ancha.
Typical weather
Climate averages- High
- 93 °F 34 °C
- Low
- 77 °F 25 °C
- Rain
- 2.7 in 68 mm
Inside the Atlantic hurricane season (June 1 – November 30).
Source: NOAA NCEI Global Summary of the Month, Cancún station
Seaweed by zone
Expected for July- Costa Mujeres3 usually light beachesExpected light · July
- Isla Mujeres4 usually light beachesExpected light · July
- Cancún · bay sideUsually lightExpected light · July
- Cozumel · west coastUsually lightExpected light · July
- Holbox2 usually light beachesExpected moderate · July
- Cancún · open coastExpected heavy · July
- Puerto MorelosExpected heavy · July
- Playa del CarmenExpected heavy · July
- Cozumel · east coastExpected heavy · July
- TulumExpected heavy · July
- Costa MayaExpected heavy · July
Going in July?All-inclusive resorts on usually light beaches
See the resortsSeaweed offshore of Cancún in July
For July, the median offshore floating-algae index is in the upper third of this area's monthly range.
Satellite archive through: