Huatulco Weather in May
Huatulco in May averages 29°C (84°F) during the day and 22°C (72°F) at night. May is part of the rainy season, so frequent rainfall is typical.
Rainfall in Huatulco in May
Huatulco is in the rainy season in May, with rain on around 3 days and an average of 242 mm (9.5 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Huatulco in May
Daytime highs in Huatulco in May reach 29°C (84°F), with nights around 22°C (72°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 22°C (72°F), evenings stay pleasantly warm.
Sunshine in Huatulco in May
Enjoy a sunny month with about 221 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.
Average water temperature in May
At 29°C (84°F), the water feels bath-warm. Fine for swimming, but those looking for a cooling swim may be a bit disappointed.If your ideal day consists of dry skies and pleasant temperatures, January, February, March and December typically offer the best circumstances for Huatulco.
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 Huatulco's climate page.
Huatulco Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
29°C (84°F)
Water Temperature
29°C (84°F)
Chance of Rain
9%
Precipitation
242 mm (9.5 in)
Rainy days
3 days
Humidity
64%
Sunshine
221 hours
Percentage Sunshine
Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Huatulco typically stay consistent throughout May, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Historical weather for Huatulco in May
Browse day-by-day weather records for Huatulco spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Huatulco historical weather extremes in May
According to our 27 years of weather records for Huatulco, the following extremes were recorded between 1999 and 2026.
- On May 30, 2021, temperatures climbed to 38°C (100°F), marking the warmest May day on record.
- The lowest daytime temperature in May was 26°C (79°F), recorded on May 30, 2022.
- Nighttime temperatures dropped to 16°C (61°F) on May 4, 1999, marking the coldest May night on record.
Best Places in Mexico in May
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in May →
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What to Wear in Huatulco in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! The water temperature sits at about 29°C (84°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Huatulco in May
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 Huatulco's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Huatulco climate overview or explore weather in Mexico.
