Mérida weather in December
December in Mérida: hot, dry, with clean air — a great time to visit.
#4 of 12 months in Mérida · #220 of 604 destinations to visit in December · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Mérida climate normals — December
| Daytime high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 20°C / 68°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 29 mm / 1.1 in | ☀️ dry |
| Rainy days | 6 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 9.3 h/day | |
| Daylight | 10.9 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mérida in December — FAQ
- Is December a good time to visit Mérida?
- December in Mérida: hot, dry, with clean air — a great time to visit. It ranks #4 of 12 months for Mérida on SeasonMap's comfort score (76/100).
- What is the weather like in Mérida in December?
- In December, Mérida averages a daily high of 28.9°C and a low of 20.2°C, with about 28.6 mm of rain over roughly 6 rainy days.
- What is the air quality in Mérida in December?
- Mérida has a mean US Air Quality Index of about 34 in December.