Climate
Neuquén logs 23 frost days a year to Rosario's 6 — Rosario wins by 17. Rosario also leads on outdoor-dinner months by 2.
Neuquén
Feels-like °C
Dinner outside
Rosario
Feels-like °C
Dinner outside
Air Quality
Neuquén averages 12.4 µg/m³ (moderate) PM2.5 annually versus Rosario's 12.6 µg/m³ (moderate) — Neuquén breathes ~2% cleaner air (0.2 µg/m³ lower).
Neuquén
Rosario
PM2.5 annual average
WHO classification
City Scale
Both maps at the same real-world scale — 1 cm on either map is the same distance.
Neuquén (234K) and Rosario (1.2M) are 5.1x in population — Rosario is the larger metro, Neuquén the smaller; on land area Rosario spans roughly 4.0x more ground.
Rosario is roughly 4.5x the scale of Neuquén
Combined population & area comparison
RosarioNeuquénCity Scale Rankings
Rosario1.2M5.1xNeuquén234K1xRosario199 km²4.0xNeuquén50 km²1xNeuquén
Rosario
Who Thrives Here
Rosario is the stronger fit for the eternal summer. Both cities work well for the clean air seeker.
Also compared
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Berlin 
MiamiFrequently asked about Neuquén vs Rosario
▶How does the climate compare between Neuquén and Rosario?
▶Should I move to Neuquén or Rosario?
The best city depends on what matters to you
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