Puerto Vallarta weather in December

In December, Puerto Vallarta sees average daytime highs of 25°C and overnight lows near 17°C, with 25 mm of rain across 2.9 wet days and about 10.8 hours of daylight. It is the 11th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 52% of the time in December, and the air most often feels humid.

Daylight stretches from about 10 h 48 min at the start of December to 10 h 48 min by month's end. Set against the rest of the year, December is Puerto Vallarta's 7th-clearest and 5th-windiest month. For the whole year in context, see Puerto Vallarta's year-round climate.

Daytime high
25°
11th warmest
Overnight low
17°
4th coldest
Rainfall
25 mm
2.9 wet days
Daylight
10 h 48 min
7:34 AM – 6:20 PM
Cloud cover
44%
7th clearest
Wind
5 km/h
5th windiest
Solar energy
4.46 kWh/m²
Travel score
8.1
out of 10

Puerto Vallarta is municipal seat of Puerto Vallarta, State of Jalisco, Mexico.

Density
4,311/km²
people per km²
Founded
1851

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical December day in Puerto Vallarta reaches about 25°C in the afternoon and slips back to 17°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12618
22618
32618
42618
52618
62618
72617
82617
92617
102617
112617
122617
132617
142617
152517
162517
172517
182517
192517
202517
212517
222517
232517
242517
252517
262517
272516
282516
292516
302516
312516

Puerto Vallarta weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 16°34310.98.2
Feb26° / 16°24211.38.4
Mar27° / 17°100.911.98.5
Apr28° / 18°40.612.57.9
May29° / 20°163136.8
Jun28° / 22°20018.813.24.7
Jul28° / 22°28528.613.13.6
Aug28° / 22°34229.812.73.4
Sep27° / 22°33328.312.13.5
Oct27° / 21°1491911.55.2
Nov27° / 19°355.4117.6
Dec25° / 17°252.910.88.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27228
37129
47129
57030
66931
77030
86931
96931
106832
116832
126733
136634
146634
156634
166634
176634
186634
196535
206535
216535
226436
236436
246436
256337
266337
276238
286238
296139
306139
316139

Chance of precipitation in December

Any precipitation

Puerto Vallarta gets around 25 mm of rain over 2.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 9% and peaks near 11% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
58
68
78
88
98
108
118
128
138
148
158
169
179
189
199
209
2110
2210
2310
2410
2511
2611
2711
2811
2910
3010
3110

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the humid band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121652291
221653281
321754261
431755250
531855240
631856230
741956210
842056200
952156180
1052256170
1152357150
1262555140
1362655130
1472854110
1572954100
168315290
178335180
189345070
199354960
209374850
2110384850
2210394750
2310404640
2410404540
2510414540
2611414440
2711424440
2811424330
2911434330
3011434330
3112434320

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 min at the start of December to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 7:26 AM to 7:41 AM, and sunset from 6:16 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:266:16
210.87:266:16
310.87:276:16
410.87:276:16
510.87:286:16
610.87:296:17
710.87:296:17
810.87:306:17
910.87:306:17
1010.87:316:18
1110.87:326:18
1210.87:326:18
1310.87:336:19
1410.87:336:19
1510.87:346:19
1610.87:346:20
1710.87:356:20
1810.87:356:21
1910.87:366:21
2010.77:366:21
2110.77:376:22
2210.77:376:22
2310.77:386:23
2410.77:386:23
2510.87:396:24
2610.87:396:24
2710.87:406:25
2810.87:406:25
2910.87:406:26
3010.87:416:26
3110.87:416:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.46 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 7.3 kWh/m² in May across the year — December's 4.46 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.4Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.4Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in December

Hazard calendar for Puerto Vallarta

In seasonPeak

None of Puerto Vallarta's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Puerto Vallarta sits in the eastern Pacific hurricane zone; the season peaks August–September.

Puerto Vallarta's monsoon runs June–September, when most of the year's rain falls.

Pacific hurricane
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Puerto Vallarta?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.1
Sightseeing
4th-best month of the year
7.6
Beach & pool
5th-best month of the year

December is one of the better times to visit Puerto Vallarta for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Puerto Vallarta in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Puerto Vallarta sees daytime highs around 25°C and nights near 17°C. Worth packing: light clothes.

light clothes

Sea temperature near Puerto Vallarta in December

The nearest coast averages about 26°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 15 km away) is warmest in August at about 30°C and coldest in March near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb24Warm
Mar24Warm
Apr25Warm
May26Warm
Jun28Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov28Tropical
Dec26Warm

UV index in Puerto Vallarta in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Puerto Vallarta peaks around May 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighMay 11UV 13Dec 16UV 6
UV index (midday)Level
Jan7High
Feb10Very high
Mar11Extreme
Apr12Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep12Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Puerto Vallarta in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Puerto Vallarta is worst in May — around 49 µg/m³ PM2.5 (poor), about 7.7× the cleanest month (January, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodMay 1846 µg/m³Jan 156 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar8Good
Apr19Moderate
May49Poor
Jun28Moderate
Jul11Good
Aug9Good
Sep9Good
Oct8Good
Nov7Good
Dec7Good
Location & terrain

Where is Puerto Vallarta?

Puerto Vallarta sits at 20.6°N, 105.2°W, 21 m above sea level, in Mexico. The nearest listed city is Ixtapa, 11 km away.

Topography around Puerto Vallarta

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Puerto Vallarta.

Within 3 km, the terrain around Puerto Vallarta has large variations in elevation — a maximum elevation change of 635 m around an average of 84 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,878 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,708 m.

The land around Puerto Vallarta is covered by water (38%), trees (36%) and artificial surfaces (24%) within 3 km, trees (51%) and water (31%) within 16 km, and trees (57%) and water (31%) within 80 km.

3 km
635 m
16 km
1,878 m
80 km
2,708 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Ixtapa 11 km · Mezcales 14 km · San José del Valle 16 km · Bucerías 19 km · Sayulita 35 km · Compostela 77 km · El Salto 82 km · Xalisco 98 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Puerto Vallarta (20.617°, -105.2302°, elevation 21 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).