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Huatulco weather and seasons: when to visit
Rain, heat, sea temperature and waves, month by month. So you pick your dates with data, not luck.
Dry half the year, rainy for five months, warm water all year
Huatulco has a tropical climate with a dry season from November to May and a rainy season from June to October. It's warm all year: highs around 30–32 °C and the sea never drops below 27 °C. These are real 2021–2025 averages, not brochure numbers.
Rain (mm per month)
The full table
| Month | High / low | Rain | Sea | Daily max wave | |
|---|---|---|---|---|---|
| Jan | 30.0° / 22.3° | 7 mm | 27.7° | 1.1 m | Dry |
| Feb | 30.6° / 22.6° | 5 mm | 27.7° | 1.2 m | Dry |
| Mar | 31.2° / 23.2° | 2 mm | 27.3° | 1.18 m | Dry |
| Apr | 32.1° / 24.0° | 6 mm | 28.5° | 1.37 m | Dry |
| May | 32.1° / 25.1° | 70 mm | 29.2° | 1.62 m | Transition |
| Jun | 29.8° / 24.4° | 278 mm | 30.2° | 1.7 m | Rainy |
| Jul | 30.8° / 24.6° | 99 mm | 30.9° | 1.46 m | Rainy |
| Aug | 31.1° / 24.5° | 124 mm | 31.0° | 1.49 m | Rainy |
| Sep | 29.9° / 24.1° | 242 mm | 30.6° | 1.64 m | Rainy |
| Oct | 30.0° / 23.9° | 175 mm | 30.0° | 1.47 m | Rainy |
| Nov | 30.5° / 23.5° | 24 mm | 29.1° | 1.28 m | Dry |
| Dec | 30.7° / 22.6° | 2 mm | 28.2° | 1.07 m | Dry |
When should you come?
Beach & rest
Clear skies, almost no rain and calm water. It's high season: book ahead.
Learning to surf
The smallest surf of the year and dry days. Ideal for lessons at La Bocana.
Experienced surfers
The months with the most south swell. It rains, usually in the afternoon.
Nature & lower prices
Everything green after the rains and fewer people. Check the forecast: it's hurricane season.
Frequently asked
When does it rain in Huatulco?
From June to October. Averaged over 2021–2025, June and September were the wettest months (around 280 and 240 mm), while December to April is almost dry.
When is hurricane season?
In the Mexican Pacific it runs from May 15 to November 30. If you travel then, check the national weather service forecast a few days before.
How warm is the water?
Between 27 °C in March and 31 °C in August. You don't need a wetsuit in any month.
What's the best month to visit Huatulco?
It depends on the plan: for beach and calm, December to April; for bigger surf, May, June or September; to learn, December to March.
Sources: daily temperature, rain, sea temperature and swell averages from Open-Meteo (2021–2025).