Climate
Kisii logs 1 hot days a year to Mombasa's 129 — Kisii wins by 128. Kisii also leads on outdoor-dinner months by 2.
Kisii
Feels-like °C
Dinner outside
Mombasa
Feels-like °C
Dinner outside
Air Quality
Kisii averages 27.1 µg/m³ (unhealthy) PM2.5 annually versus Mombasa's 13.7 µg/m³ (moderate) — Mombasa breathes ~49% cleaner air (13.4 µg/m³ lower).
Kisii
Mombasa
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.
Kisii (191K) and Mombasa (1.6M) are 8.5x in population — Mombasa is the larger metro, Kisii the smaller; on land area Mombasa spans roughly 2.8x more ground.
Mombasa is roughly 4.9x the scale of Kisii
Combined population & area comparison
City Scale Rankings
Kisii
Mombasa
Who Thrives Here
Mombasa is the stronger fit for the clean air seeker. Both cities work well for the winter escapist.
Frequently asked about Kisii vs Mombasa
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