How warm is Mazatlán in September?

Typical highs are about 90°F and the sea is about 86°F. That is warm enough for long swims without a wetsuit.

Is September hurricane season in Mazatlán?

September falls in the tropical storm season; the typical risk on a given day is high. It peaks in September. Travel insurance and flexible bookings help.

How crowded is Mazatlán in September?

Typically moderate, around Labor Day weekend and Mexican Independence Day. The quietest months are usually September and October.

Mazatlán in September

September is one of the weakest months for a beach trip to Mazatlán: a typical day grades C+, the 12th best of the 12 months. Expect highs near 90°F, water around 86°F and about a 42% chance of rain on a given day. Beaches are typically moderate (Labor Day weekend and Mexican Independence Day). It is hurricane season, with high storm risk.

Typical dayC+12th of 12 months

Highs / water90°FSea 86°F

Rain chance42%on a given day

Waves–typical

CrowdsModerateLabor Day weekend

Storm riskHighhurricane season

Mazatlán month by month

Typical grade and high for each month. Higher is better: A+ to F.

August: B- · September: C+ · October: B+. The best months are usually May, October and November, and the weakest are August and September.

Best beaches in Mazatlán in September

Resorts with the best typical September, and their grades for the next few days.

Beach	Typical Sep	This week
Hotel Riu Emerald Bay	C+	SatCSunC-MonC-TueCWedC
Pueblo Bonito Mazatlán Beach Resort	C+	SatCSunC-MonC-TueCWedC
Park Inn by Radisson Mazatlan	C+	SatCSunC-MonC-TueCWedC
DoubleTree by Hilton Mazatlan	C+	SatCSunC-MonC-TueCWedC
Las Villas Hotel & Golf by Estrella del Mar	C+	SatCSunC-MonD+TueC-WedC
Park Royal Beach Mazatlán	C+	SatCSunC-MonC-TueCWedC
El Cid Marina Beach Hotel	C+	SatCSunC-MonC-TueCWedC
El Cid Castilla Beach	C+	SatCSunC-MonC-TueCWedC

Grades for the next few days from Veabird's beach forecast, updated Oct 3, 18:00 UTC. Higher is better: A+ to F.

Better beach options in September

Elsewhere in Mexico, Los Cabos (A-), Puerto Vallarta (B+) and Huatulco (B+) usually grade higher in September. Further afield: Maui (A), Oʻahu (A) and Kauaʻi (A). Every destination in September.

Questions

Is September a good time to visit Mazatlán?: September is one of the weakest months for a beach trip to Mazatlán: a typical day grades C+, the 12th best of the 12 months. Expect highs near 90°F, water around 86°F and about a 42% chance of rain on a given day. Beaches are typically moderate (Labor Day weekend and Mexican Independence Day). It is hurricane season, with high storm risk.
How warm is Mazatlán in September?: Typical highs are about 90°F and the sea is about 86°F. That is warm enough for long swims without a wetsuit.
Is September hurricane season in Mazatlán?: September falls in the tropical storm season; the typical risk on a given day is high. It peaks in September. Travel insurance and flexible bookings help.
How crowded is Mazatlán in September?: Typically moderate, around Labor Day weekend and Mexican Independence Day. The quietest months are usually September and October.

Plan it

Mazatlán: this week's forecast, beach by beach
Mexico Beach Report: this week, updated every Monday
Compare dates and beaches on the map

Typical-month numbers from Veabird's year-ahead outlook for the 30 resorts here (median resort): 6 years of ERA5 climate normals, the seasonal pattern of the Atlantic sargassum belt, holiday crowd calendars and historical storm tracks. Any given year can differ; check the 16-day forecast before you go.