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Port Moresby Climate & Temperature

  • Port Moresby, Papua New Guinea is at 9°25'S, 147°13'E, 48 m (157 ft). See map.
  • Port Moresby has a tropical wet and dry/ savanna climate (Köppen-Geiger classification: Aw) with a pronounced dry season in the low-sun months , no cold season, wet season is in the high-sun months.
  • According to the Holdridge life zones system of bioclimatic classification Port Moresby is situated in or near the tropical dry forest biome.
  • The average temperature is 27 degrees Celsius (80.6 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 2 °C (3.6°F). This indicates that the continentality type is hyperoceanic, subtype extremely hyperoceanic. Port Moresby Climate Graph
  • Total annual Precipitation averages 1150 mm (45.3 inches) which is equivalent to 1150 Litres/m² (28.21 Gallons/ft²).
  • On average there are 2489 hours of sunshine per year. Visit the sunshine and daylight section to check monthly details including how high in the sky the sun reaches each month.
  • Were you to burrow down through the centre of the Earth from Port Moresby you would pop up nearest to the climate station at Sal, Cape Verde where you would find a Tropical wet and dry/ savanna climate.

Port Moresby Climate Table

  Climate Variable Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Annual
 
Average Temperature °C ( °F) 26 (79) 26 (79) 27 (81) 27 (81) 28 (82) 28 (82) 28 (82) 27 (81) 27 (81) 27 (81) 27 (81) 26 (79) 27 (81)
 
Average Precipitation mm (in) 12 (0) 37 (1) 53 (2) 20 (1) 97 (4) 164 (6) 150 (6) 194 (8) 170 (7) 173 (7) 49 (2) 31 (1) 1150 (45)
Number of Wet Days (probability of rain on a day %) 2 (6) 2 (6) 2 (7) 2 (6) 3 (10) 6 (19) 8 (26) 7 (25) 9 (29) 5 (17) 2 (6) 3 (10) 51 (14)
Average Sunlight Hours/ Day 6h 48' 7h 23' 6h 42' 6h 54' 8h 18' 6h 54' 5h 36' 5h 18' 6h 00' 7h 24' 7h 11' 7h 12' 6h 48'
Average Daylight Hours/ Day 11h 37' 11h 48' 12h 04' 12h 20' 12h 33' 12h 39' 12h 36' 12h 25' 12h 10' 11h 54' 11h 41' 11h 34' 12h 00'
Percentage of Sunny (Cloudy) Daylight Hours 59 (41) 63 (37) 56 (44) 57 (43) 67 (33) 55 (45) 45 (55) 43 (57) 50 (50) 63 (37) 62 (38) 63 (37) 57 (43)
Sun altitude at solar noon on the 21st day (°). 60 68.4 79.7 86 79 76 79.2 86.4 80.2 68.8 60.4 57.1 73.3

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