VacationSelector
Vine rows before the snow-capped Andes in the Uco Valley, Mendoza
MendozaVine rows before the snow-capped Andes in the Uco Valley
A cobbled street of painted houses in Old San Juan, San Juan
San JuanA cobbled street of painted houses in Old San Juan

Photos: Mendoza by David, CC BY 2.0, cropped; San Juan by Mohan Nannapaneni, Pexels License.

Mendoza or San Juan?

Our verdict in twelve categories, each scored against the same fixed benchmark cities, and the climate month by month, so you can choose for your trip.

Choose Mendoza for

  • prices
  • wellness
  • getting around

What lies behind each score is written up on Mendoza’s own page.

Choose San Juan for

  • beaches
  • culture and sights
  • nightlife

What lies behind each score is written up on San Juan’s own page.

Scoreboard

Twelve categories on one fixed scale from 0 to 100. The shaded stretch is the gap between the two.

Beaches & swimming. Mendoza 6, San Juan 84: San Juan leads by 78 points.
Food & drink. Mendoza 68, San Juan 66: Mendoza leads by 2 points.
Culture & sights. Mendoza 30, San Juan 64: San Juan leads by 34 points.
Nightlife. Mendoza 40, San Juan 70: San Juan leads by 30 points.
Nature & outdoors. Mendoza 83, San Juan 74: Mendoza leads by 9 points.
Day trips. Mendoza and San Juan are level on 52.
Good for families. Mendoza 42, San Juan 58: San Juan leads by 16 points.
Getting around. Mendoza 48, San Juan 38: Mendoza leads by 10 points.
Shopping & style. Mendoza 33, San Juan 50: San Juan leads by 17 points.
Affordability. Mendoza 56, San Juan 38: Mendoza leads by 18 points.
Live music & performing arts. Mendoza 33, San Juan 55: San Juan leads by 22 points.
Wellness & relaxation. Mendoza 55, San Juan 40: Mendoza leads by 15 points.
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What lies behind each score is written up on the two cities’ own pages: Mendoza and San Juan.

Your match

Pick a travel style or drag the sliders, and both match scores follow your weighting.

Mendoza
46match

Wins on prices and wellness with your weighting.

San Juan
Best match
57match

Wins on beaches and culture and sights with your weighting.

What matters to you?

When should you go?

Pick your month. The climate figures are measured averages, not a forecast.

Mendoza in July

15 °Cdaytime high
2 °Cnight-time low
5 mmrain in the month
7 hsunshine a day
No seasea
10 hdaylight a day

San Juan in July

32 °Cdaytime high
25 °Cnight-time low
153 mmrain in the month
9 hsunshine a day
28 °Csea
13 hdaylight a day

Daytime high, °C

0°10°20°30°40°JFMAMJJASOND

Rainfall in the month, mm

050100150200JFMAMJJASOND
MendozaSan Juan

Temperature and rainfall are climate normals, averaged over the years shown. Mendoza: 1991-2020 normals, Mendoza Aerodrome (8.5 km from centre). San Juan: 1991-2020 normals, San Juan / Int., Puerto Rico (12.8 km from centre).

Before you go

MeasureMendozaSan Juan
Official languageSpanishSpanish, English
CurrencyArgentine Peso (ARS)US Dollar (USD)
SocketsCI220 V, 50 HzAB120 V, 60 Hz
Driving sideLeftRight
Time zoneUTC-3UTC-4
Emergency number117 or 911911
Elevation769 m3 m
Main airportGovernor Francisco Gabrielli International Airport (MDZ)8 km from centre5 non-stop destinationsLuis Munoz Marin International Airport (SJU)12 km from centre59 non-stop destinations
Public holidays this year16 days21 days

By the numbers

MeasureMendozaSan Juan
City population127,160342,259
People per km²2,3552,847
Museums within 10 km118
UNESCO World Heritage sites within 50 km01
Swim season, months above 21 °C-12 months

Where else could you go?

Every comparison below shares a destination with this one, so you can follow Mendoza or San Juan somewhere new.

Browse every destination

Sources

Structured data from Wikidata (CC0). Weather data by Meteostat. Meteorological data provided by NOAA, DWD and others. Rainfall where no rain gauge is within 25 km is from the TerraClimate 1991-2020 climatology (Abatzoglou et al. 2018, Scientific Data), read at the city. Airport data from OurAirports (public domain). Public holidays from Nager.Date (MIT). Non-stop route lists from the "Airlines and destinations" tables on English Wikipedia airport articles, by Wikipedia contributors, reused under CC BY-SA 4.0. Currency from the ISO 4217 register maintained by SIX, cross-checked against country data from GeoNames (CC BY 4.0). Price level from World Bank open data (PPP conversion factor for private consumption and official exchange rate), CC BY 4.0. Time zones from GeoNames (CC BY 4.0); clock offsets computed from the IANA time zone database. Sea surface temperature from NOAA OISST v2.1, NOAA Physical Sciences Laboratory. Exchange rates via Frankfurter, based on European Central Bank reference rates. Daylight hours computed from each destination's latitude using the NOAA solar position algorithm.

Category scores are our editorial verdict under rubric v3, each placed against the same fixed benchmark cities; the climate figures are measured. How the scores are set. Snapshot generated 2026-11-01. Daily budgets are estimates from country price levels.