Mexico Weather in December

Mexico Season in December: Winter

Campeche in December

Though in winter, Mexico weather in December is not chilly, because of the location in tropical zone. The monthly average temperature is 12-25℃ (53.6-77℉), neither too cold nor too hot, so tourists can travel around comfortably in many places. Most regions of Mexico come into the dry season from this month on, so there is no need to worry about the rain too much. There are 3 rainy days in December on average, with an average rainfall of 27 mm. Given all that, Mexico is a popular vacation destination in December. Our Best Private Mexico Tours 2025 & 2026 includes various trip plans in Mexico. Click it if you are interested in going there in 2025.

 The warmest cities in Mexico in December:

Huatulco: 19-34℃ (66.2-93.2℉); Acapulco: 24-31℃ (75.2-87.8℉); Mérida: 17-31℃ (62.6-87.8℉).

 The coldest cities in Mexico in December:

Juarez: 1-16℃ (33.8-60.8℉); Chihuahua: 2-17℃ (35.6-62.6℉); Toluca: 2-19℃ (35.6-66.2℉).

Regional Weather in Mexico in December

Northwestern Mexico Weather in December

As winter arrives, northwestern Mexico is getting colder with a significant daily temperature difference. It is warm during the day, but obviously cold at night. The minimum average temperature varies from 1-10℃ (33.8-50℉). It is dry there, with a monthly rainfall of under 50 mm falling in 3 days on average.

 December Weather of Major Northwestern Mexico Cities

Temp.	Rainfall  (mm)	Rainy Days	Humi- dity (%)	Sunrise / Sunset
Hermosillo
10 - 24℃ (50 - 75.2℉)	29	3	40	07:01:15 / 17:25:38
Juarez
1 - 16℃ (33.8 - 60.8℉)	13	3	67	06:28:01 / 17:36:41
Tijuana
7 - 21℃ (44.6 - 69.8℉)	36	4	59	06:32:55 / 16:42:05

Central Mexico Weather in December

Due to the low latitude and high altitude, the daytime in central Mexico is temperate in December, with the maximum average temperature being around 25℃ (77℉). But it is cold in the evenings, because the temperature usually drops to under 10℃ (50℉). The sky is clear most of the time in December and there are only no more than 5 rainy days. And the total rainfall is under 10 mm. In western and eastern coastal cities, it rains more but no more than 30 mm averagely.

 December Weather of Major Central Mexico Cities

Temp.	Rainfall  (mm)	Rainy Days	Humi- dity (%)	Sunrise / Sunset
Mexico City
7-21℃ (44.6-69.8℉)	6	3	57	06:55:04 / 17:57:11
Puebla
5-24℃ (41-75.2℉)	5	1	62	06:50:39 / 17:54:11
Guadalajara
11-25℃ (51.8-77℉)	8	2	57	07:14:11 / 18:11:48

Southeastern Mexico Weather in December

On account of the low latitude, southeastern Mexico is the warmest and wettest region throughout the country this month. The highest average temperature is about 30℃ (86℉), a moderate temperature for a seaside tour. The rainfall differs in different cities of this region, varying from 50-100 mm falling in 5-10 rainy days, mainly light rain or short showers. The pleasant weather makes December busier in term of tourism.

 December Weather of Major Southeastern Mexico Cities

Temp.	Rainfall  (mm)	Rainy Days	Humi- dity (%)	Sunrise / Sunset
Cancun
21 - 28℃ (69.8 - 82.4℉)	96	11	76	06:09:06 / 05:04:52
Mérida
17 - 31℃ (62.6 - 87.8℉)	48	5	75	06:19:50 / 17:16:21
Cozumel
20 - 29℃ (68 - 84.2℉)	107	10	83	06:08:14 / 17:06:27

What to Pack to Visit Mexico in December

1. If you are heading to southeastern Mexico, you need to prepare summer clothes and sun protection items for sunny days, including T-shirts, light trousers and hats. As the temperature drops at night, long sleeve clothes including hoodies are needed. To deal with occasional rainy days, raingear is needed, like umbrellas.

2. If your destinations are in central or northwestern Mexico, you need to carry thicker clothes. Specifically, long sleeve shirts, thin sweaters and hoodies are essential during the warm days. Windbreakers, thick jackets and cotton coats are necessary to keep warm in the mornings and evenings. It is suggested to check the real-time weather forecast of your destinations before your trip, since there are small temperature fluctuations in different cities.

Where to Go and What to Expect in Mexico in December

Recommendation Rate: 

You can find many destinations as the temperature this month is mostly pleasant. It is also a good chance to experience the Christmas festival atmosphere in Mexico, no matter what parts.

1. Mexico City

Castillo de Chapultepec

It is the only royal castle in the Americas and meanwhile a history museum now, which used to be a summer resort for the Aztecs. The panoramic mural, Independence Paintboard, depicting the Mexican independence war is in the sixth hall.

The Mural in Castillo de Chapultepec

Soumaya Museum

The museum is a private museum exhibiting more than 60,000 collections, with an area of 17,000 square meters (20,400 square yards). It has 6 floors and a shape of irregular geometry. Sculptures from Rodin are the main exhibitions among all collections.

Palacio de Bellas Artes

It was built in 1904 and accomplished in 1934. The art palace collects many great artworks. There are also theaters, music halls, museums and galleries for musicals, performances and exhibitions. 

Exhibitions in Soumaya Museum

Palacio de Bellas Artes in December

2. Yucatan Peninsula

Cenote Azul

Cenote Azul is an open-air swimming pool formed by an inland sinkhole, circled by trees. The blue lagoon is about an hour’s drive from Cancun.

Pirámide del Adivino

It is 35 meters (120 feet) high, and one of the most important archaeological sites in Mexico, located in the north of the Yucatan Peninsula. The name of the pyramid originates from a fairy, that a witch conjured a person to build it in a night, but it actually took about 300 years.

Cenote Azul in December

Pirámide del Adivino in December

Travel Tips

Mexico becomes busier in December, the Christmas season, because a lot of tourists choose it as an ideal vacation destination with mild weather. If you are going to Mexico in December, you need to expect large crowds and increasing travel cost, especially in coastal cities. Booking your rooms and air tickets in advance, at least 2 weeks is better. 

Mexico Weather by Month