Mexico
Tulum in May: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Tulum in May is climatically well suited to beach holidays and family holidays. The average daily high is around 31 °C, and the sea is about 28 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
67/100 · #7
Warmth
#1
Dryness
#5
Sun
#1
Sea warmth
#7
Published best categories: none
Tulum · MayPhoto: ironypoisoning · CC BY-SA 2.0Climate facts
- Average high
- 31 °C
- Average low
- 26 °C
- Sea
- 28 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 8 h/day
- Humidity
- 74 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| April | 30 | 24 | 6 | 42 | 7.8 | 72 | 1.7 | 27 | 79 |
| May (selected) | 31 | 26 | 11 | 94 | 7.8 | 74 | 1.7 | 28 | 67 |
| June | 30 | 26 | 18 | 182 | 7.1 | 82 | 1.7 | 29 | 58 |
How do the previous and next months compare?
Baseline: May (67/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| April | +12 | -0.6 °C | -1.2 °C | -5 | -51.8 mm | ±0 h | -2.4 % | +0.1 m/s | -0.9 °C |
| June | -9 | -1.1 °C | +0.5 °C | +6.8 | +87.2 mm | -0.7 h | +7.8 % | ±0 m/s | +0.6 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Tulum in May?
The average daily high is around 31 °C, with an average daily low of about 26 °C.
Can you swim in Tulum in May?
The sea is about 28 °C (very warm).
Does it rain a lot in Tulum in May?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 94 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Tulum?
By the climate score, January, February, March and April are the strongest months for Tulum. For a beach trip: January, February, March and April. May is not among them.