Climate
Aiud logs 26 hot days a year to Bucharest's 60 — Aiud wins by 34. Bucharest also leads on frost days by 22.
Aiud
Feels-like °C
Dinner outside
Bucharest
Feels-like °C
Dinner outside
Air Quality
Aiud averages 14.2 µg/m³ (moderate) PM2.5 annually versus Bucharest's 16.0 µg/m³ (sensitive-groups) — Aiud breathes ~11% cleaner air (1.8 µg/m³ lower).
Aiud
Bucharest
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.
Aiud (28K) and Bucharest (2.0M) are 70x in population — Bucharest is the larger metro, Aiud the smaller.
Bucharest is roughly 70x the scale of Aiud
Based on population (area data unavailable for some cities)
BucharestAiudCity Scale Rankings
Bucharest2.0M70xAiud28K1xWho Thrives Here
Both cities work well for the clean air seeker.
Frequently asked about Aiud vs Bucharest
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