Mérida or Tulum in March?
On climate data, Tulum comes out ahead overall in March. See the per-criterion details below.
MéridaPhoto: Gary Todd · CC0
TulumPhoto: ironypoisoning · CC BY-SA 2.0Key figures in March
| Criterion | Mérida | Tulum |
|---|---|---|
| Average daily high | 34 °C | 29 °C |
| Average daily low | 21 °C | 23 °C |
| Sea | n/a | 27 °C |
| Rainy days | 4 rainy days (est.) ★ | 6 rainy days (est.) |
| Sun | 7 h/day | 7 h/day |
| Humidity | 59 % | 71 % |
Winner by travel type
Trade-offs
- Mérida is about 5 °C warmer by day.
- Mérida is drier, with about 2 fewer rainy days.
Mérida or Tulum in March: the short answer
In March, Tulum comes out ahead on the overall climate score (Mérida 65/100 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 Mérida averages a climate score of 55/100, 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 34 °C in Mérida and 29 °C in Tulum — warmer in Mérida. Average daily lows are around 21 °C versus 23 °C.
On rain, Mérida sees about 4 rainy days in March and Tulum about 6 — drier in Mérida. Sunshine is comparable (7 vs 7 hours a day).
Rain and sun across the year
Over a full year Mérida records roughly 146 rainy days and Tulum about 169 — the drier of the two overall is Mérida. At their sunniest, Mérida reaches about 8 hours of sun a day (May) 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, Mérida is at its best in January, February, November and December, 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:
City breaks: Tulum scores higher in March (Mérida 66 vs Tulum 79).
Active & hiking: Tulum scores higher in March (Mérida 62 vs Tulum 65).
Family: Tulum scores higher in March (Mérida 67 vs Tulum 89).
Verdict: which should you pick?
In March, Tulum leads across every scored category here — the overall score and each travel type — so on the climate data it is the clearer pick this month. Over the year, Tulum carries the higher overall climate score. Your own priority (sun, sea, low rain or sightseeing comfort) still matters, and the month-by-month pages for each destination give you the full picture before you book.