Huatulco weather in May 2026

Expect daytime maximum temperatures of 35°C in Huatulco, Mexico in May and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average.

  • 35°C maximum daytime temperature in May in Huatulco35
    35°C max day temperature
  • 7 hours of sunshine per day
  • 2 days with some rainfall in May in Huatulco2
    2 days with some rainfall
  • 23°C minimum night-time temperature in May in Huatulco23
    23°C min night temperature
  • 13 hours of daylight per day in May in Huatulco13
    13 hours of daylight per day
  • Very high heat & humidity in May in HuatulcoVH
    Very High heat & humidity
  • 27 mm monthly rainfall in May in Huatulco27
    27 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Huatulco11
    11+ (Extreme) UV index
  • 29°C sea temperature in May in Huatulco29
    29°C sea temperature

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The May weather guide for Mexico (Huatulco) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Huatulco in May?

Daytime temperatures usually reach 35°C in Huatulco in May with very high heat and humidity, falling to 23°C at night.

How sunny is it in Huatulco in May?

There are normally 7 hours of bright sunshine each day in Huatulco in May - that's 53% of daylight hours.

How warm is the sea around Huatulco in May?

The average sea temperature around Huatulco in May is 29°C.

Does it ever rain in Huatulco in May?

There are usually 2 days with some rain in Huatulco in May and the average monthly rainfall is 27mm.

Huatulco May sunrise & sunset times

Browse the sunrise and sunset times for Huatulco in May 2026. Select a month to view Huatulco sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 06:00 18:43
Saturday, 16th May 2026 05:55 18:47
Sunday, 31st May 2026 05:52 18:52

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