Similar Climates › City Pairings › San Diego ≈ Casablanca
City Pairings
close match
San Diego, California and Casablanca, Morocco are a close climate match — 9,596 km (5,963 mi) apart. San Diego is Köppen zone BSk; Casablanca is Csa.
See San Diego on the interactive map →Looking outward from San Diego (cold steppe, BSk), the closest distant match is Casablanca (hot-summer Mediterranean, Csa) — different Köppen labels, but January and July still line up closely enough. San Diego looks across roughly 9,596 km (5,963 mi) to Casablanca: a distant mirror when you want this climate on the other side of the map.
For San Diego, Casablanca is a close outward match: weather there should feel familiar if you know this city. Temperatures stay tight: January means differ by 2°C (Casablanca cooler); July by 0°C (Casablanca warmer).
Sunshine stays close: Casablanca at 10.6 h/day on average versus 10.5 h/day in San Diego (January 8.7 h / 8.6 h, July 12.5 h / 12.4 h). PM2.5 averages stay near each other (15 µg/m³ in Casablanca, 14 in San Diego). Dew points differ modestly (January 9°C vs 6°C; July 18°C vs 15°C).
January & July · °C and mm
Compare San Diego and Casablanca month by month on the interactive map →
See Casablanca's climate twin on its own page.
On Similar Climates, Casablanca, Morocco is the closest distant match for San Diego, California — scored close, about 9,596 km (5,963 mi) away.
San Diego and Casablanca are separated by roughly 9,596 km (5,963 mi) on the great-circle route.
Yes — both cities are in the same hemisphere, so summer and winter fall in the same calendar months.
No — San Diego is cold steppe (BSk) and Casablanca is hot-summer Mediterranean (Csa), but the January and July numbers still align closely enough to pair.
San Diego has a cold steppe climate (BSk). January averages a high of 19°C and a low of 9°C with 52 mm of rain; July averages 25°C / 18°C and 0 mm.
San Diego averages about 8.6 hours of sunshine a day in January and 12.4 hours in July.
January PM2.5 averages about 15.7 µg/m³ (US AQI 62); July averages 13.2 µg/m³ (US AQI 58).
Other close climate matches for San Diego: Agadir (close), Rabat (fair), Oran (loose).
All cold steppe (BSk) cities on Similar Climates →
Explore San Diego and Casablanca on the interactive map →