SeasonMapIsla Mujeres weather by month
Mexico
The best time to visit Isla Mujeres is February to April — 93/100 in March, 29°C and 6 rainy days. The best season is the dry season, November to May (89/100 on average).
The worst month is June at 77/100 — sweltering, soaked, clean air. See June →
Updated September 2026 · climate normals from ERA5 reanalysis
Planning the wider trip? Best time to visit Mexico →
Isla Mujeres, month by month
Comfort score out of 100 for the kind of trip Isla Mujeres is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.
| Month | Score | Tier | High | Rain | Sun | Crowds | On |
|---|---|---|---|---|---|---|---|
| JanJanuary | 87 | A | 27°C | 12 d | 9 h | Busy | 1 |
| FebFebruary | 91 | S | 28°C | 7 d | 10 h | Busy | 1 |
| MarMarch | 93 | S | 29°C | 6 d | 11 h | Busy | 1 |
| AprApril | 92 | S | 30°C | 6 d | 12 h | Busy | 2 |
| MayMay | 86 | A | 31°C | 11 d | 12 h | Shoulder | 2 |
| JunJune | 77 | B | 31°C | 18 d | 11 h | Quiet | 3 |
| JulJuly | 85 | A | 32°C | 16 d | 12 h | Shoulder | 3 |
| AugAugust | 80 | A | 32°C | 20 d | 11 h | Shoulder | 3 |
| SepSeptember | 78 | B | 32°C | 23 d | 11 h | Quiet | 3 |
| OctOctober | 79 | B | 30°C | 21 d | 10 h | Quiet | 1 |
| NovNovember | 86 | A | 29°C | 13 d | 10 h | Busy | 2 |
| DecDecember | 87 | A | 28°C | 12 d | 9 h | Peak | 2 |
What's on in Isla Mujeres through the year
Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.
Crowds in Isla Mujeres in March
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyDay-tripper season, school holidays in 2 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet