Mazatlán Weather in December
Mazatlán in December sees high daytime temperatures of 27°C (81°F) and nighttime lows of 19°C (66°F). With just 10 mm (0.4 in) of rainfall expected, it's a dry month overall.
Rainfall in Mazatlán in December
Typically, about 2 days will experience rainfall, with an average of 10 mm (0.4 in) for the month. The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Mazatlán in December
December in Mazatlán is generally perfect, with days reaching 27°C (81°F) and nights settling around 19°C (66°F). This kind of day-to-night contrast is typical for this time of year. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Mazatlán in December
The month enjoys around 210 hours of sunshine, creating mostly sunny days with good weather conditions.If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Mazatlán's climate page.
Mazatlán Temperature in December
Min Temperature
19°C (66°F)
Max Temperature
27°C (81°F)
Chance of Rain
8%
Precipitation
10 mm (0.4 in)
Rainy days
2 days
Humidity
67%
Sunshine
210 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Mazatlán typically stay consistent throughout December, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 17°C (63°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Mazatlán in December
Browse day-by-day weather records for Mazatlán spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mazatlán historical weather extremes in December
The extremes listed below come from historical weather data collected in Mazatlán from 1976 through 2025.
- Mazatlán recorded its highest December temperature of 35°C (95°F) on December 10, 1977.
- On December 16, 1985, Mazatlán saw its coldest December day with temperatures maxing out at 14°C (57°F).
- Mazatlán registered its coldest December night on December 14, 1997, with temperatures dropping to 5°C (41°F).
Best Places in Mexico in December
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
pleasant
tolerable
unpleasant
poor
What to Wear in Mazatlán in December
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. With minimal rainfall expected, you can leave the rain gear at home. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Mazatlán in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Mazatlán's climate page.
Temperature Rainfall Sunshine Humidity
See the full Mazatlán climate overview or explore weather in Mexico.
