Similar Climates › City Pairings › Libreville ≈ Port Moresby
City Pairings
fair match
Libreville, Gabon and Port Moresby, Papua New Guinea are a fair climate match — 15,227 km (9,462 mi) apart. Libreville is Köppen zone Am; Port Moresby is Am.
See Libreville on the interactive map →Looking outward from Libreville, the atlas lands on Port Moresby in the same tropical monsoon (Am) zone — a distant place whose seasons still rise and fall with this city's. From Libreville, Port Moresby is nearly opposite on the globe (15,227 km / 9,462 mi), yet still the place this atlas picks when January and July need a match.
For Libreville, Port Moresby is a fair outward match — close on the main numbers, with a few seasonal quirks. Temperatures stay tight: January means differ by 0°C (Port Moresby warmer); July by 0°C (Port Moresby warmer). Rainfall shifts more: Port Moresby is 55 mm drier in January, and 15 mm wetter in July.
Sunshine stays close: Port Moresby at 9.7 h/day on average versus 8.9 h/day in Libreville (January 9.2 h / 9.1 h, July 10.2 h / 8.7 h). Air quality: mean PM2.5 is 9 µg/m³ in Port Moresby vs 14 in Libreville (lower by 5 µg/m³).
January & July · °C and mm
Compare Libreville and Port Moresby month by month on the interactive map →
See Port Moresby's climate twin on its own page.
On Similar Climates, Port Moresby, Papua New Guinea is the closest distant match for Libreville, Gabon — scored fair, about 15,227 km (9,462 mi) away.
Libreville and Port Moresby are separated by roughly 15,227 km (9,462 mi) on the great-circle route.
Yes — both cities are in the same hemisphere, so summer and winter fall in the same calendar months.
Yes — both are tropical monsoon (Am).
Libreville has a tropical monsoon climate (Am). January averages a high of 30°C and a low of 24°C with 235 mm of rain; July averages 28°C / 22°C and 5 mm.
Libreville averages about 9.1 hours of sunshine a day in January and 8.7 hours in July.
January PM2.5 averages about 16.4 µg/m³ (US AQI 64); July averages 12.1 µg/m³ (US AQI 55).
Other close climate matches for Libreville: Guayaquil (loose), Denpasar (loose), Dili (loose).
All tropical monsoon (Am) cities on Similar Climates →
Explore Libreville and Port Moresby on the interactive map →