Swimming in Port Moresby in september 2025: Average sea temperature in september and tide times in september 2025
Average sea temperature in Port Moresby in september 2025.
In september, according to seasonal norms, the sea temperature in Port Moresby is:
Minimum: 77°F
Average: 79°F
Maximum: 81°F
Other useful seasonal weather averages in september:
- Outside temperature: 76°F to 84°F
- Most common weather: "Moderate rain at times"
- The wind blows at 15.5mph
- It rains a total of 7.6in, over 11 day(s).
Should we swim in Port Moresby in september?
Yes! The water temperature in Port Moresby in september is pleasant
Swimming in september is pleasant in Port Moresby and the surrounding area. The sea temperature is 79°F on average (min/max: 77°F/81°F), allowing you to swim for a long time and enjoy water sports.
Note also that in september, the climate is good with an average outside temperature of 80°F, 7.5in of precipitation (over 11 days) and 81.88 % humidity.
Water and normal seasonal temperatures in Port Moresby in september
| September | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 77°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 77°F | ||
| Wind speed | 14.3mph | ||
| Wind temperature | 77°F | ||
| Precipitation | 7.6in | ||
| Number of days of rain | 11 jour(s) (37%) | ||
| Humidity | 82% | ||
| Visibility in kilometers | 9.34km | ||
| Cloud cover | 36% | ||
| Our opinion | pleasant swimming |
Chart of the tides in september 2025
Tide times in september 2025 in Port Moresby
Swim elsewhere in Papua New Guinea in september
| City | Average T° | Min. T° | Max. T° | Our opinion | Madang in september | 84°F | 86°F | ideal swimming | Lae in september | 83°F | 86°F | ideal swimming | Kimbe in september | 84°F | 86°F | ideal swimming |
Swim in Papua New Guinea in september: sea temperature by city