Puerto Vallarta weather in January
Temperature, sea and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Excellent
Best time to visit: November – May
What is the weather like in Puerto Vallarta in January?
In January, Puerto Vallarta is warm: daytime highs average 26 °C, and nights cool down to about 17 °C. The sea averages 25.0 °C – pleasant for swimming. The sun shines for around 7 hours a day. Rain is rare: about 3 days bring 14 mm in total. The air is often humid and muggy. All in all, January is an excellent month for a holiday in Puerto Vallarta.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 94 | 95 | 97 |
| Day | 26° | 26° | 26° |
| Night | 19° | 17° | 17° |
| Sea | 26° | 25° | 24° |
| Sun | 7 h | 7 h | 8 h |
| Rain days | 2 | 3 | 2 |
More details for January
- Daylight
- 11 h 0 min07:39 – 18:40
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 18 daysdew point 18 °C or more
- Wind
- 10 km/haverage daily peak
- Cloud cover
- 45 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−6America/Mexico_City
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %73 %
- Few rainy daysweight 20 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in January
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
Puerto Vallarta in January: quick answers
Is Puerto Vallarta hot in January?
Warm rather than hot: in January, daytime highs in Puerto Vallarta average 26 °C and nights cool to about 17 °C.
Can you swim in Puerto Vallarta in January?
Yes. In January the sea averages 25.0 °C – pleasant for swimming.
Does it rain much in Puerto Vallarta in January?
Rain is rare: about 3 days bring 14 mm in total.
Puerto Vallarta month by month
The whole year in Puerto VallartaAll destinations: MexicoWhere to go in JanuarySea temperature in January
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)