Climate
Caldas da Rainha logs 0 hot days a year to Porto's 9 — Caldas da Rainha wins by 9. Porto also leads on outdoor-dinner months by 6.
Caldas da Rainha
Feels-like °C
Dinner outside
Porto
Feels-like °C
Dinner outside
Cost of Living
Porto averages $1,759/mo for balanced living; Caldas da Rainha has no cost baseline yet.
Porto
$1,759monthly · balanced
Mobility
On mobility, Caldas da Rainha scores 3.2 vs Porto's 2.6 (0–5 scale), with the biggest gap on walkability. Porto still holds an edge on public transit.
Culture
Porto's culture score of 3.3 sits well above Caldas da Rainha's 0.0.
Nature & Outdoors
Porto scores 3.5 on nature & outdoors (0–5 scale); Caldas da Rainha has no nature & outdoors baseline.
Safety
Porto scores 2.7 on safety (0–5 scale); Caldas da Rainha has no safety baseline.
Career
Porto scores 2.9 on career (0–5 scale); Caldas da Rainha has no career baseline.
Social & Community
Porto scores 3.4 on social & community (0–5 scale); Caldas da Rainha has no social & community baseline.
Food & Dining
Porto scores 2.6 on food & dining (0–5 scale); Caldas da Rainha has no food & dining baseline.
Family
Porto scores 2.4 on family (0–5 scale); Caldas da Rainha has no family baseline.
Healthcare
Porto scores 3.0 on healthcare (0–5 scale); Caldas da Rainha has no healthcare baseline.
Air Quality
Caldas da Rainha averages 8.2 µg/m³ (good) PM2.5 annually versus Porto's 10.6 µg/m³ (moderate) — Caldas da Rainha breathes ~23% cleaner air (2.5 µg/m³ lower).
Caldas da Rainha
Porto
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.
Caldas da Rainha (27K) and Porto (1.1M) are 39x in population — Porto is the larger metro, Caldas da Rainha the smaller.
Porto is roughly 39x the scale of Caldas da Rainha
Based on population (area data unavailable for some cities)
PortoCaldas da RainhaCity Scale Rankings
Porto1.1M39xCaldas da Rainha27K1xWho Thrives Here
Caldas da Rainha favours the eternal summer, while Porto suits the escaping weather. Both cities work well for the clean air seeker.
Frequently asked about Caldas da Rainha vs Porto
▶Which is cheaper, Caldas da Rainha or Porto?
▶How does the climate compare between Caldas da Rainha and Porto?
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▶Should I move to Caldas da Rainha or Porto?
The best city depends on what matters to you
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