August in Santa Cruz Huatulco averages 30°C (86°F) during the day and 25°C (77°F) at night. August is part of the rainy season, with around 335 mm (13 in) of rainfall and frequent showers.
August in Santa Cruz Huatulco has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
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Pick a month to see the average temperature, rainfall and sunshine in Santa Cruz Huatulco - and find the best time to visit.
47-year average (1976-2025)
Based on our historical records, temperatures in Santa Cruz Huatulco typically stay consistent throughout August, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Browse day-by-day weather records for Santa Cruz Huatulco spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Santa Cruz Huatulco spans 2005 to 2026, revealing these weather extremes.
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in August →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Santa Cruz Huatulco in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. With water temperatures around 29°C (84°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Santa Cruz Huatulco climate overview or explore weather in Mexico.
Where to go in August - average daytime high across popular destinations.
Puerto Peñasco
35°C (95°F) Los Cabos34°C (93°F) Playa del Carmen
31°C (88°F) Tulum31°C (88°F) Cancún
31°C (88°F) Puerto Vallarta
30°C (86°F) San Miguel de Allende28°C (82°F) Mexico City23°C (73°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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