Ambergris Caye or Tulum in March?
On climate data, Tulum comes out ahead overall in March. See the per-criterion details below.
Ambergris CayePhoto: Cayo Espanto Private Island · CC BY-SA 4.0
TulumPhoto: ironypoisoning · CC BY-SA 2.0Key figures in March
| Criterion | Ambergris Caye | Tulum |
|---|---|---|
| Average daily high | 29 °C | 29 °C |
| Average daily low | 24 °C | 23 °C |
| Sea | 27 °C | 27 °C |
| Rainy days | 6 rainy days (est.) | 6 rainy days (est.) |
| Sun | 7 h/day | 7 h/day |
| Humidity | 73 % | 71 % |
Winner by travel type
Ambergris Caye or Tulum in March: the short answer
In March, Tulum comes out ahead on the overall climate score (Ambergris Caye 83/100 vs Tulum 84/100). That is a snapshot of one month, though — which one truly fits depends on what you want from the trip, so the breakdown below goes criterion by criterion.
This comparison focuses on March as a representative month for the pair; for any other month, use each destination's month-by-month pages. Across the whole year Ambergris Caye averages a climate score of 67/100, Tulum 68/100. Both profiles below are historical monthly averages, not a forecast.
Weather in March, side by side
The average daily high is about 29 °C in Ambergris Caye and 29 °C in Tulum — about the same. Average daily lows are around 24 °C versus 23 °C.
On rain, Ambergris Caye sees about 6 rainy days in March and Tulum about 6. Sunshine is comparable (7 vs 7 hours a day).
Sea temperature and swimming
In March the water is about 27 °C at Ambergris Caye and 27 °C at Tulum. Over the year, Ambergris Caye is comfortable for swimming (from ~21 °C) in January, February, March, April, May, June, July, August, September, October, November and December, Tulum in January, February, March, April, May, June, July, August, September, October, November and December. Peak sea warmth is September for Ambergris Caye and September for Tulum.
Rain and sun across the year
Over a full year Ambergris Caye records roughly 175 rainy days and Tulum about 169 — the drier of the two overall is Tulum. At their sunniest, Ambergris Caye reaches about 8 hours of sun a day (April) and Tulum about 8 (April). If dependable dry, sunny weather is your top priority, weigh these annual totals alongside the single month above.
Best time to visit each
Climatically, Ambergris Caye is at its best in January, February, March and April, while Tulum peaks in January, February, March and April. If your dates are fixed, pick the destination whose strong season overlaps them; if you are flexible, plan around these windows.
Which suits which kind of trip
Based on the March scores for each travel style:
Beach & swimming: Tulum scores higher in March (Ambergris Caye 92 vs Tulum 93).
City breaks: both are close (Ambergris Caye 79 vs Tulum 79).
Active & hiking: both are close (Ambergris Caye 65 vs Tulum 65).
Family: Tulum scores higher in March (Ambergris Caye 88 vs Tulum 89).
Verdict: which should you pick?
In March, Tulum leads overall and for beach and family trips, while the city breaks and active trips score is effectively tied. Over the year, Tulum carries the higher overall climate score. Your own priority still matters, and the month-by-month pages give you the full picture before you book.