Port Moresby
Papua New Guinea
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 35 | 33 | 31 | 33 | 35 |
| Average high, °C | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 |
| Average temperature, °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 |
| Average low, °C | 21 | 21 | 22 | 22 | 22 | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 21 |
| Record low, °C | 20 | 20 | 20 | 20 | 20 | 18 | 21 | 19 | 20 | 19 | 19 | 19 | 18 |
| Rain, days | 19 | 22 | 12 | 15 | 18 | 11 | 19 | 14 | 16 | 15 | 17 | 17 | 195 |
| Thunderstorms, days | 5 | 7 | 7 | 9 | 9 | 11 | 9 | 7 | 7 | 5 | 4 | 3 | 83 |
| Average precipitation, mm. | 332 | 303 | 254 | 248 | 276 | 286 | 303 | 303 | 270 | 252 | 370 | 305 | 3501 |
| Relative humidity, % | 82 | 80 | 79 | 80 | 81 | 82 | 82 | 82 | 83 | 84 | 84 | 82 | 82 |
| Relative humidity morning, % | 90 | 91 | 90 | 90 | 90 | 91 | 90 | 92 | 92 | 91 | 91 | 89 | 91 |
| Relative humidity evening, % | 83 | 81 | 79 | 78 | 78 | 80 | 80 | 81 | 82 | 83 | 83 | 82 | 81 |
| Wind speed, km/h | 7 | 7 | 5 | 5 | 6 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 6 |
| Day Length, часов | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 |
| Dew point, °C | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 22 | 21 | 261 |
| Growing degree-day, °C | 453 | 477 | 459 | 477 | 477 | 432 | 474 | 456 | 468 | 432 | 453 | 456 | 5515 |
| Solar radiation, global, Mj/m2 | 20 | 21 | 21 | 21 | 21 | 20 | 21 | 19 | 17 | 16 | 15 | 18 | 19 |