Mazatlán weather in September
Hot and humid, with regular rainfall. Average highs of 30°C and lows of 25°C, with around 19 rainy days expected throughout the month.
While September isn't our top-rated month for Mazatlán, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
30°C
Average low
25°C
Rainy days
19 days
Best months to visit
January, February, March, April, May, December
What to do in Mazatlán in September
Whatever the weather, Mazatlán rewards curious visitors. Here are some of the best ways to spend your time:
Walk the malecón at sunset with ocean views
Explore the historic Old Town and colonial buildings
Fish for marlin, tuna, and dorado on charter boats
Relax on nearby beaches and swim
Visit the offshore islands by boat
Dine on fresh ceviche and grilled fish at waterfront spots
What to pack for September
Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.
Browse other months
Recommended
January
25C
Warm and pleasant, and mostly sunny skies.
Recommended
February
25C
Warm and pleasant, and mostly sunny skies.
Recommended
March
26C
Warm and pleasant, and mostly sunny skies.
Recommended
April
27C
Warm and pleasant, and mostly sunny skies.
Recommended
May
29C
Warm and pleasant, and mostly sunny skies.
June
31C
Hot and humid, with occasional showers.
July
31C
Hot and humid, with some rainy days.
August
31C
Hot and humid, with regular rainfall.
September (you are here)
30C
Hot and humid, with regular rainfall.
October
30C
Hot and humid, with occasional showers.
November
28C
Warm and pleasant, and mostly sunny skies.
Recommended
December
26C
Warm and pleasant, and mostly sunny skies.
Book your September trip to Mazatlán
Find hotels, tours and experiences for the perfect escape.
