Mexico in December: where is it warmest?
In December, Acapulco de Juárez is the warmest place with 30 °C by day, Tijuana the coolest with 17 °C. 25 of 25 destinations have good holiday weather.
All destinations in December, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Acapulco de Juárez | 77 | 30° | 29° | 9 h | 2 |
| Zihuatanejo | 98 | 29° | 29° | 8 h | 2 |
| Mérida | 77 | 29° | – | 6 h | 5 |
| Chichen Itza | 75 | 29° | – | 6 h | 5 |
| Culiacán | 87 | 28° | – | 7 h | 1 |
| Cabo San Lucas | 95 | 27° | 25° | 8 h | 1 |
| Mazatlán | 94 | 27° | 25° | 7 h | 1 |
| Tulum | 79 | 27° | 27° | 6 h | 12 |
| Puerto Vallarta | 94 | 26° | 26° | 7 h | 2 |
| Veracruz | 86 | 26° | 25° | 5 h | 5 |
| Playa del Carmen | 81 | 26° | 27° | 6 h | 10 |
| Cancún | 79 | 26° | 27° | 6 h | 11 |
| Isla Mujeres | 79 | 26° | 27° | 6 h | 11 |
| La Paz, Mexico | 95 | 24° | 24° | 8 h | 1 |
| Guadalajara | 93 | 24° | – | 7 h | 1 |
| Oaxaca de Juárez | 92 | 24° | – | 7 h | 0 |
| San Miguel de Allende | 92 | 22° | – | 7 h | 1 |
| Guanajuato | 92 | 22° | – | 7 h | 2 |
| Heroica Puebla de Zaragoza | 89 | 21° | – | 6 h | 1 |
| Mexicali | 93 | 20° | – | 7 h | 1 |
| Mexico City | 86 | 20° | – | 5 h | 1 |
| Teotihuacan | 86 | 20° | – | 5 h | 1 |
| Monterrey | 84 | 20° | – | 5 h | 5 |
| Ensenada | 86 | 18° | 16° | 7 h | 6 |
| Tijuana | 82 | 17° | – | 6 h | 6 |
Mexico in December: quick answers
Mexico in December: where is it warmest?
The warmest places in December are Acapulco de Juárez (30 °C), Zihuatanejo (29 °C) and Mérida (29 °C).
Mexico in December: where is the sea warmest?
The sea is warmest at Acapulco de Juárez (29 °C), Zihuatanejo (29 °C) and Tulum (27 °C).
Mexico in December: where is the weather best?
The best holiday weather in December – warm, sunny and dry – is in Zihuatanejo, Cabo San Lucas and La Paz, Mexico.
Mexico month by month
Mexico: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences