Climate guide for Tulum, Mexico

Tulum in May

Weather, crowds & best time to visit

How to read the score (0–10)
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May · Mexico

Best time to visit Tulum in May Weather, crowds & prices

Weather in Tulum in May

Average temperature 29°C, 43 mm of rain, about 31 days with 6+ hours of sunshine and 72% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

May score

9.6/10

Ranked #1 of 12 months

Full year for Tulum
Avg temp
29°C
Rainfall
43 mm
Humidity
72%
Days with 6h+ sun
31
Crowd Density
Moderate Crowds
Average Expenses
$$$ · Peak Season Rates ($$$)

May in Tulum scores 9.6/10 for beach and coastal travel - the single best month of the year. Expect around 29°C, 43 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.

Cliff ruins and cenote swims peak in the dry winter months of January through March.

May: the best month of the year in Tulum

Days in May average 29°C (84°F) and humidity near 72% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

With around 43 mm of rain, any showers tend to pass through rather than settle in; about 31 days with 6+ hours of sunshine and 13 hours of daylight fill the rest.

On our climate-comfort scale this is the top-ranked month of the year for Tulum at 9.6/10 — the reference point every other month on this page is measured against.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

Expect peak pricing, and crowds are moderate. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Tulum in May?
In May, Tulum averages 29°C, 43 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.6/10.
Is May a good time to visit Tulum?
May earns a 9.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Tulum in May?
Expect about 43 mm of rain in May. Average humidity is 72% and there are about 31 days with 6+ hours of sunshine.

Curated in Tulum

Tickets & experiences

Things to do in Tulum

Tulum, Mexico. Live activities and tours from GetYourGuide, matched to this destination.