September weather forecast and climate
Acapulco, Mexico

Palm trees and a lovely white sandy beach in Acapulco, Mexico, with a distant view of the city structures and a mountain
Palm trees and a lovely white sandy beach in Acapulco, Mexico, with a distant view of the city structures and a mountain

What is the temperature in September in Acapulco?

The average high-temperature, in September, in Acapulco, Mexico, is 31.6°C (88.9°F), while the average low-temperature is 24.7°C (76.5°F).

How much does it rain in Acapulco in September?

In Acapulco, Mexico, during September, the rain falls for 14.3 days and regularly aggregates up to 309.6mm (12.2") of precipitation.

What is the rainiest month in Acapulco?

September is the month with the most rainfall in Acapulco. Rain falls for 14.3 days and accumulates 309.6mm (12.2") of precipitation.
Average temperature in September - Acapulco, Mexico
  • Average high temperature in September: 31.6°C

The warmest month (with the highest average high temperature) is July (32.3°C).
Months with the lowest average high temperature are January, February and March (30.4°C).

  • Average low temperature in September: 24.7°C

The month with the highest average low temperature is June (25.2°C).
The coldest month (with the lowest average low temperature) is January (23.3°C).

Average humidity in September - Acapulco, Mexico
  • Average humidity in September: 78%

The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (72%).

Average rainfall in September - Acapulco, Mexico
  • Average rainfall in September: 309.6mm

The wettest month (with the highest rainfall) is September (309.6mm).
The driest month (with the lowest rainfall) is March (2.2mm).

Average rainfall days in September - Acapulco, Mexico
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is September (14.3 days).
The month with the lowest number of rainy days is April (0.2 days).

Average sea temperature in September - Acapulco, Mexico
  • Average sea temperature in September: 29.9°C

The best month for swimming (with the highest average sea temperature) is August (30°C).
The coldest month (with the lowest average sea temperature) is March (27.7°C).

Average daylight in September / Average sunshine in September - Acapulco, Mexico
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 13.1h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in September: 6.5h

The month with most sunshine is March (Average sunshine: 9.3h).
The month with least sunshine is September (Average sunshine: 6.5h).

Average UV index in September - Acapulco, Mexico
  • Average UV index in September: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).

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