Climate of Port Moresby, Port Moresby, Papua New Guinea
Point-value climate at Port Moresby (Port Moresby, Papua New Guinea). Population approximately 283,733.
Located in Port Moresby, Papua New Guinea, Port Moresby has a tropical climate. Population approximately 283,733. Monthly average temperatures range from 25.8°C / 78.4°F in July to 27.6°C / 81.7°F in December, with rainfall varying from 51 mm / 2 in (July) to 266 mm / 10.5 in (March) — about 1525 mm / 60 in across the year. As the national capital of Papua New Guinea, it's often the primary gateway for travellers. These are point-value climate normals sampled at Port Moresby's coordinates — often quite different from the surrounding region's area-weighted average.
Best time to visit Port Moresby →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 27.5°C81.5°F | 216 mm8.5″ | Tropical |
| February | 27.3°C81.1°F | 194 mm7.6″ | Tropical |
| March | 27.2°C81°F | 266 mm10.5″ | Tropical |
| April | 27°C80.6°F | 157 mm6.2″ | Tropical |
| May | 26.9°C80.4°F | 125 mm4.9″ | Tropical |
| June | 26.2°C79.2°F | 82 mm3.2″ | Tropical |
| July | 25.8°C78.4°F | 51 mm2″ | — |
| August | 25.9°C78.6°F | 52 mm2″ | — |
| September | 26.4°C79.5°F | 70 mm2.8″ | — |
| October | 27.1°C80.8°F | 81 mm3.2″ | Tropical |
| November | 27.4°C81.3°F | 82 mm3.2″ | Tropical |
| December | 27.6°C81.7°F | 149 mm5.9″ | Tropical |
Frequently asked questions
What is the best time to visit Port Moresby?
Port Moresby does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Port Moresby's warmest month is December at an average of 27.6°C / 81.7°F, and its driest month is July with about 51 mm / 2 in of rain.
What is the climate of Port Moresby?
Port Moresby, in Port Moresby, Papua New Guinea, has monthly average temperatures ranging from 25.8°C / 78.4°F in July to 27.6°C / 81.7°F in December. Annual rainfall is approximately 1525 mm / 60 in, with the wettest month being March (266 mm / 10.5 in) and the driest July (51 mm / 2 in).
What is the average temperature in Port Moresby in December?
The average temperature in Port Moresby in December is 27.6°C / 81.7°F, with rainfall of about 149 mm / 5.9 in — the warmest month of the year.
When is the driest month in Port Moresby?
The driest month in Port Moresby is July, with about 51 mm / 2 in of average monthly rainfall. Average temperature that month is 25.8°C / 78.4°F.
When is the wettest month in Port Moresby?
The wettest month in Port Moresby is March, with approximately 266 mm / 10.5 in of average monthly rainfall.