Tulum is rarely comfortable to be outside at midday. It comes closest in late January, and even then it is too hot. For sun, aim for late November to early March.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go from late November to early March. It peaks in late February, at 60. Avoid mid July to September for this: it falls to 11, mostly because it is too hot. The clearest skies come in April, when the sky is typically 53% covered at midday (partly cloudy).
Tulum never quite rates Good for being outside. It comes closest in late January, at 35, mostly because it is too hot. The weakest stretch is from late April to early November, when it drops to 0, mostly because it is too hot.
Walking is not what Tulum is for: the Active outdoors rating tops out at 12, mostly because it is too warm.
The year, measured
The average temperature in Tulum over the whole year is 27°C. May is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 21°C. The rainy (wet) season in Tulum runs from June to November, peaking in October with a 55% chance of rain on a given day. The dry season is February to May; March is the driest month, at 26%. Winds in Tulum are highest in April, averaging 2.9 m/s (10 km/h), and lightest in September, at 1.7 m/s (6 km/h). The prevailing wind is from the E. The clearest skies in Tulum come in March, when the sky is typically 39% covered; June is the cloudiest month, at 57%.
Month by month Tulum climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 28°C | 21°C | 29°C | 41% | 47% | 2.4 m/s | 32 | 56 | 10 |
| February | 29°C | 21°C | 30°C | 33% | 40% | 2.6 m/s | 24 | 59 | 6 |
| March | 30°C | 22°C | 31°C | 26% | 39% | 2.8 m/s | 16 | 53 | 3 |
| April | 32°C | 24°C | 34°C | 30% | 41% | 2.9 m/s | 7 | 42 | 1 |
| May | 33°C | 25°C | 35°C | 31% | 47% | 2.8 m/s | 2 | 26 | 0 |
| June | 32°C | 26°C | 35°C | 50% | 57% | 2.6 m/s | 2 | 23 | 0 |
| July | 33°C | 25°C | 37°C | 44% | 51% | 2.1 m/s | 0 | 15 | 0 |
| August | 32°C | 25°C | 37°C | 48% | 54% | 1.9 m/s | 1 | 13 | 0 |
| September | 32°C | 25°C | 37°C | 50% | 54% | 1.7 m/s | 1 | 13 | 0 |
| October | 31°C | 24°C | 35°C | 55% | 53% | 1.9 m/s | 3 | 28 | 0 |
| November | 29°C | 23°C | 32°C | 47% | 47% | 2.1 m/s | 9 | 52 | 1 |
| December | 28°C | 21°C | 30°C | 39% | 45% | 2.1 m/s | 23 | 57 | 5 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Tulum weather by season
Year round, Tulum has days of about 28°C at their warmest in January, its coolest month, and 33°C in May, its warmest; the coolest hours of the day run from 21°C to 26°C through the year, and the average temperature over the year is 27°C around the clock. Rain is most likely around October and least likely around March. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Tulum weather in winterDecember to February
Winter in Tulum has typical daily highs of about 28°C and lows of about 21°C, with a 38% chance of rain on a given day.
Tulum weather in springMarch to May
Spring in Tulum has typical daily highs of about 31°C and lows of about 24°C, with a 29% chance of rain on a given day.
Tulum weather in summerJune to August
Summer in Tulum has typical daily highs of about 32°C and lows of about 25°C, with a 47% chance of rain on a given day.
Tulum weather in autumnSeptember to November
Autumn in Tulum has typical daily highs of about 31°C and lows of about 24°C, with a 51% chance of rain on a given day.
When is the rainy season in Tulum?
The rainy (wet) season in Tulum runs from June to November, peaking in October with a 55% chance of rain on a given day. The dry season is February to May; March is the driest month, at 26%.
What time of year is Tulum windiest?
Winds in Tulum are highest in April, averaging 2.9 m/s (10 km/h), and lightest in September, at 1.7 m/s (6 km/h). The prevailing wind is from the E.
What is the average temperature in Tulum year round?
The average temperature in Tulum over the whole year is 27°C. May is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 21°C.
Where to go instead in mid July, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.