All data are in degrees Fahrenheit

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Water temperature in Port Moresby

Detailed information about the current water temperature in Port Moresby. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Port Moresby now

78.1

°F

September 1, 13:27

Trend:

stable

Yesterday:

78.1°F

Tomorrow:

78.5°F

Sunrise:

06:14

Sunset:

18:09

Day Length:

11 h. 55 min.

Port Moresby in September

Minimum:

84.0°F

Average:

85.5°F

Maximum:

87.0°F

Sea water temperature in Port Moresby today

As of now, in Port Moresby, the water temperature is 78.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature slightly varies from the average of the past two weeks. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 81.7°F on 2022, while the historical minimum was 76.9°F on 2019.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 78.8°F, with minimum temperature starting at 78.5°F, while the maximum might reach 78.9°F.

Daily water temperature in Port Moresby

Date Current Year

actual* / forecast**

last year 10 years average
Aug 18 78.3°F 79.3°F 79.0°F
Aug 19 78.0°F 79.4°F 78.9°F
Aug 20 78.0°F 79.3°F 78.9°F
Aug 21 78.0°F 79.6°F 78.9°F
Aug 22 78.3°F 79.2°F 78.8°F
Aug 23 78.1°F 79.8°F 78.9°F
Aug 24 78.1°F 80.0°F 78.9°F
Aug 25 78.0°F 79.8°F 78.8°F
Aug 26 78.3°F 80.2°F 78.7°F
Aug 27 78.1°F 79.7°F 78.7°F
Aug 28 78.5°F 79.8°F 78.6°F
Aug 29 78.9°F 79.6°F 78.6°F
Aug 30 78.3°F 79.5°F 78.6°F
Aug 31 78.1°F 79.5°F 78.7°F
Sep 1 78.1°F 79.3°F 78.7°F
Sep 2 78.5°F 79.2°F 79.1°F
Sep 3 78.6°F 79.6°F 79.2°F
Sep 4 78.8°F 80.1°F 79.4°F
Sep 5 78.9°F 80.5°F 79.5°F
Sep 6 78.9°F 80.7°F 79.4°F
Sep 7 78.8°F 80.5°F 79.4°F
Sep 8 78.9°F 80.3°F 79.5°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Port Moresby by month

In Port Moresby, the water temperature is comfortable for swimming all year round.
The warmest water in Port Moresby was recorded on March 17, 2016, reaching a 88.7°F. While the coldest temperature occurred on September 9, 2019, dipping to 76.8°F. The average readings by season are 85.4°F in Winter, 84.6°F in Spring, 80.0°F in Summer, and 81.1°F in Autumn.