In Álamos, December brings high daytime temperatures around 27°C (81°F), with nights cooling to 10°C (50°F). Some rainfall is to be expected.
If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Álamos.
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Pick a month to see the average temperature, rainfall and sunshine in Álamos - and find the best time to visit.
32-year average (1987-2025)
Based on our historical records, temperatures in Álamos typically drop from around 29°C (84°F) at the start of December to approximately 26°C (79°F) by the end. Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°F).
Browse day-by-day weather records for Álamos spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 21 years of weather records for Álamos, the following extremes were recorded between 2004 and 2025.
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Álamos climate overview or explore weather in Mexico.
Where to go in December - average daytime high across popular destinations.
Tulum
28°C (82°F) Cancún27°C (81°F) Playa del Carmen28°C (82°F) Puerto Vallarta
27°C (81°F) Los Cabos27°C (81°F) Mexico City21°C (70°F) Puerto Peñasco21°C (70°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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