Puerto Vallarta Weather in December
Puerto Vallarta in December sees high temperatures, with highs around 27°C (81°F) and overnight lows of 18°C (64°F). Overall excellent conditions make it one of the better months to visit.
Rainfall in Puerto Vallarta in December
The climate data from previous years indicates about 2 days of rain, averaging 27 mm (1.1 in) for the month. On the rare occasion it does rain, the shower can be quite heavy given the low total spread across a single day.
Temperature in Puerto Vallarta in December
Weather in Puerto Vallarta is at its excellent in December. Highs reach 27°C (81°F), while nights settle around 18°C (64°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Average water temperature in December
The water is 25°C (77°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.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 Puerto Vallarta's climate page.
Puerto Vallarta Temperature in December
Min Temperature
18°C (64°F)
Max Temperature
27°C (81°F)
Water Temperature
25°C (77°F)
Chance of Rain
6%
Precipitation
27 mm (1.1 in)
Rainy days
2 days
Humidity
68%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Puerto Vallarta typically stay consistent throughout December, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 18°C (64°F).
Average temperatures in December
Historical weather for Puerto Vallarta in December
Browse day-by-day weather records for Puerto Vallarta spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Puerto Vallarta historical weather extremes in December
Based on 45 years of weather observations in Puerto Vallarta between 1980 and 2025, these are the recorded extremes.
- On December 2, 2016, temperatures climbed to 34°C (93°F), marking the warmest December day on record.
- The lowest daytime temperature in December was 20°C (68°F), recorded on December 30, 2018.
- The coldest night in December in Puerto Vallarta was on December 31, 2020, with a minimum of 11°C (52°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 →
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What to Wear in Puerto Vallarta in December
Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. With water temperatures around 25°C (77°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes.What To Do in Puerto Vallarta 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 Puerto Vallarta's climate page.
Temperature Rainfall Humidity Water Temp
See the full Puerto Vallarta climate overview or explore weather in Mexico.
