Climate
Parnaíba logs 331 hot days a year to Rio de Janeiro's 65 — Rio de Janeiro wins by 266. Rio de Janeiro also leads on outdoor-dinner months by 8.
Parnaíba
Feels-like °C
Dinner outside
Rio de Janeiro
Feels-like °C
Dinner outside
Cost of Living
Rio de Janeiro averages $1,689/mo for balanced living; Parnaíba has no cost baseline yet.
Rio de Janeiro
$1,689monthly · balanced
Mobility
Rio de Janeiro scores 2.8 on mobility (0–5 scale); Parnaíba has no mobility baseline.
Culture
Rio de Janeiro's culture score of 4.2 sits well above Parnaíba's 0.0.
Nature & Outdoors
Rio de Janeiro scores 5.0 on nature & outdoors (0–5 scale); Parnaíba has no nature & outdoors baseline.
Safety
Rio de Janeiro scores 0.6 on safety (0–5 scale); Parnaíba has no safety baseline.
Career
Rio de Janeiro scores 3.2 on career (0–5 scale); Parnaíba has no career baseline.
Social & Community
Rio de Janeiro scores 3.4 on social & community (0–5 scale); Parnaíba has no social & community baseline.
Food & Dining
Rio de Janeiro scores 3.2 on food & dining (0–5 scale); Parnaíba has no food & dining baseline.
Family
Rio de Janeiro scores 3.1 on family (0–5 scale); Parnaíba has no family baseline.
Healthcare
Rio de Janeiro scores 2.4 on healthcare (0–5 scale); Parnaíba has no healthcare baseline.
Air Quality
Parnaíba averages 7.4 µg/m³ (good) PM2.5 annually versus Rio de Janeiro's 15.7 µg/m³ (sensitive-groups) — Parnaíba breathes ~53% cleaner air (8.2 µg/m³ lower).
Parnaíba
Rio de Janeiro
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.
Parnaíba (138K) and Rio de Janeiro (9.9M) are 72x in population — Rio de Janeiro is the larger metro, Parnaíba the smaller; on land area Rio de Janeiro spans roughly 44x more ground.
Rio de Janeiro is roughly 56x the scale of Parnaíba
Combined population & area comparison
Rio de JaneiroParnaíbaCity Scale Rankings
Rio de Janeiro9.9M72xParnaíba138K1xRio de Janeiro1,285 km²44xParnaíba29 km²1xParnaíba
Rio de Janeiro
Who Thrives Here
Rio de Janeiro is the stronger fit for the ocean lover. Both cities work well for the winter escapist.
Also compared
Frequently asked about Parnaíba vs Rio de Janeiro
▶Which is cheaper, Parnaíba or Rio de Janeiro?
▶How does the climate compare between Parnaíba and Rio de Janeiro?
▶Is Parnaíba or Rio de Janeiro safer?
▶Should I move to Parnaíba or Rio de Janeiro?
The best city depends on what matters to you
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