Similar Climates › City Pairings › Johannesburg ≈ Guatemala City
City Pairings
fair match
Johannesburg, South Africa and Guatemala City, Guatemala are a fair climate match — 13,540 km (8,413 mi) apart. Johannesburg is Köppen zone Cwb; Guatemala City is Aw.
See Johannesburg on the interactive map →Johannesburg is classed subtropical highland (Cwb) while Guatemala City is tropical savanna (Aw) — different Köppen labels, but January and July still land close enough to pair. Because one city is in the opposite hemisphere, the comparison flips seasons: Johannesburg’s January against Guatemala City’s July. Roughly 13,540 km (8,413 mi) separates them — far enough that Guatemala City feels like another continent, close enough on the climate numbers to stand in for Johannesburg.
It is a fair match — close on the main numbers, with a few seasonal quirks between Johannesburg and Guatemala City. July by 8°C (Guatemala City warmer); January means differ by 0°C (Guatemala City warmer). Rainfall shifts more: Guatemala City is 78 mm wetter in January.
Sunshine stays close: Guatemala City at 10.9 h/day on average versus 10.9 h/day in Johannesburg (January 10.9 h / 11.6 h, July 10.8 h / 10.2 h). Air quality: mean PM2.5 is 12 µg/m³ in Guatemala City vs 29 in Johannesburg (lower by 17 µg/m³). Humidity: dew point in Guatemala City runs about 14°C higher in July (13°C vs -1°C), so the air feels muggier.
January & July · °C and mm
Johannesburg is in the southern hemisphere, so its July lines up with Guatemala City's January — the bars above pair each city's summer and winter, not the calendar month.
Compare Johannesburg and Guatemala City month by month on the interactive map →
See Guatemala City's climate twin on its own page.
On Similar Climates, Guatemala City, Guatemala is the closest distant match for Johannesburg, South Africa — scored fair, about 13,540 km (8,413 mi) away.
Johannesburg and Guatemala City are separated by roughly 13,540 km (8,413 mi) on the great-circle route.
No — they sit in opposite hemispheres, so seasons run about six months apart: Guatemala City’s July pairs with Johannesburg’s January in the comparison.
No — Johannesburg is subtropical highland (Cwb) and Guatemala City is tropical savanna (Aw), but the January and July numbers still align closely enough to pair.
Johannesburg has a subtropical highland climate (Cwb). January averages a high of 26°C and a low of 15°C with 125 mm of rain; July averages 17°C / 4°C and 4 mm.
Johannesburg averages about 11.6 hours of sunshine a day in January and 10.2 hours in July.
January PM2.5 averages about 24.3 µg/m³ (US AQI 86); July averages 33.3 µg/m³ (US AQI 98).
Other close climate matches for Johannesburg: Mexico City (loose), Sucre (loose), Puebla (loose).
All subtropical highland (Cwb) cities on Similar Climates →
Explore Johannesburg and Guatemala City on the interactive map →