Santa Cruz Huatulco Weather in August
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.
Rainfall in Santa Cruz Huatulco in August
As part of the rainy season, Santa Cruz Huatulco sees around 6 days of rain in August, with an average of 335 mm (13 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Santa Cruz Huatulco in August
Expect highs of 30°C (86°F) in Santa Cruz Huatulco in August, with nights dropping to around 25°C (77°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Santa Cruz Huatulco in August
The month enjoys around 210 hours of sunshine. The wet weather tends to wait until afternoon or evening to arrive, leaving the first half of most days dry and sunny.
Average water temperature in August
The water is 29°C (84°F) — very warm by most standards. Comfortable to swim in, but not particularly refreshing if you're looking to cool off.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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Santa Cruz Huatulco's climate page.
Santa Cruz Huatulco Temperature in August
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Water Temperature
29°C (84°F) *
Chance of Rain
21%
Precipitation
335 mm (13 in)
Rainy days
6 days
Humidity
66% *
Sunshine
210 hours *
Percentage Sunshine
*
Daily Historical Temperatures
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).
Average temperatures in August
Historical weather for Santa Cruz Huatulco in August
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.
Santa Cruz Huatulco historical weather extremes in August
Our historical data for Santa Cruz Huatulco spans 2005 to 2025, revealing these weather extremes.
- The hottest August day on record in Santa Cruz Huatulco reached 39°C (102°F) (August 16, 2018).
- The lowest daytime temperature in August was 25°C (77°F), recorded on August 20, 2005.
- Nighttime temperatures dropped to 21°C (70°F) on August 15, 2008, marking the coldest August night on record.
Best Places in Mexico in August
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 →
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What to Wear in Santa Cruz Huatulco in August
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.What To Do in Santa Cruz Huatulco in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Santa Cruz Huatulco's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Santa Cruz Huatulco climate overview or explore weather in Mexico.
