Climate
Haarlem logs 0 hot days a year to Rotterdam's 2 — Haarlem wins by 2. Haarlem also leads on frost days by 15.
Haarlem
Feels-like °C
Dinner outside
Rotterdam
Feels-like °C
Dinner outside
Cost of Living
Rotterdam averages $2,798/mo for balanced living; Haarlem has no cost baseline yet.
Rotterdam
$2,798monthly · balanced
Mobility
Rotterdam scores 4.0 on mobility (0–5 scale); Haarlem has no mobility baseline.
Culture
Rotterdam's culture score of 4.2 sits well above Haarlem's 0.0.
Nature & Outdoors
Rotterdam scores 4.0 on nature & outdoors (0–5 scale); Haarlem has no nature & outdoors baseline.
Safety
Rotterdam scores 4.2 on safety (0–5 scale); Haarlem has no safety baseline.
Career
Rotterdam scores 4.0 on career (0–5 scale); Haarlem has no career baseline.
Social & Community
Rotterdam scores 3.7 on social & community (0–5 scale); Haarlem has no social & community baseline.
Food & Dining
Rotterdam scores 3.8 on food & dining (0–5 scale); Haarlem has no food & dining baseline.
Family
Rotterdam scores 3.9 on family (0–5 scale); Haarlem has no family baseline.
Healthcare
Rotterdam scores 3.7 on healthcare (0–5 scale); Haarlem has no healthcare baseline.
Air Quality
Haarlem averages 8.1 µg/m³ (good) PM2.5 annually versus Rotterdam's 8.8 µg/m³ (good) — Haarlem breathes ~8% cleaner air (0.7 µg/m³ lower).
Haarlem
Rotterdam
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.
Haarlem (208K) and Rotterdam (2.2M) are 10x in population — Rotterdam is the larger metro, Haarlem the smaller; on land area Rotterdam spans roughly 16x more ground.
Rotterdam is roughly 13x the scale of Haarlem
Combined population & area comparison
RotterdamHaarlemCity Scale Rankings
Rotterdam2.2M10xHaarlem208K1xRotterdam677 km²16xHaarlem43 km²1xHaarlem
Rotterdam
Who Thrives Here
Rotterdam is the stronger fit for the car-free urbanist. Both cities work well for the clean air seeker.
Also compared
Bangkok
Berlin
Brussels
LisbonFrequently asked about Haarlem vs Rotterdam
▶Which is cheaper, Haarlem or Rotterdam?
▶How does the climate compare between Haarlem and Rotterdam?
▶Is Haarlem or Rotterdam safer?
▶Should I move to Haarlem or Rotterdam?
The best city depends on what matters to you
This comparison shows how Haarlem and Rotterdam stack up on the data. But your climate preferences, budget, career needs, and lifestyle priorities can shift the picture entirely. A personalized diagnostic finds what fits your life.
Take the free diagnostic10 minutes, no account needed