The climate in Santa María Huatulco during September can be summarized as hot, humid and wet.
September is in the fall / autumn in Santa María Huatulco and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 34°C (92°F), whilst at night 22°C (71°F) is normal.
Daytime temperature | 33.5°C 92.2°F |
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Nightly temperature | 21.8°C 71.2°F |
Average temperature | 27.6°C 81.7°F |
Daily sunshine | 5.5 hrs |
Avg rainfall | 181 mm 7.1 ins |
Rainy days | 8 days |
Sea temperature | 29.5°C 85.1°F |
Humidity | 74% |
Windspeed | 8.6kph 5 mph |
On average September is the wettest month of the year in Santa María Huatulco with around 181mm 7.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santa María Huatulco in September 2024.
Best places to visit in September
Hottest month: | May | 35°C 95°F |
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Driest month: | February | 1mm 0ins |
Sunniest month: | February | 9.3hrs |
Coldest month: | January | 32.6°C 90.7°F |
Wettest month: | September | 181mm 7.1ins |