March weather forecast
Papua New Guinea

March is a transitional month in Papua New Guinea as the country starts moving from the rainy season towards the drier season. Nevertheless, the month continues to see a high amount of rainfall, albeit slightly less than the peak rainy months of January and February. Average temperatures remain steady, ranging from 25°C (77°F) to 30°C (86°F).

In the coastal city of Port Moresby, March still brings substantial rainfall, but the amount tends to be marginally less than what is observed in February, often ranging around 180mm (7.09"). The relative humidity remains high, contributing to a feeling of persistent warmth. Similarly, in Lae, the precipitation decreases slightly but is still significant compared to many other global locales.

In the highlands region, cities like Goroka and Mount Hagen start to see a decrease in rainfall in March, though the amounts are still quite high. Due to their elevation, these cities continue to experience slightly cooler temperatures compared to the coastal regions, particularly during nighttime.

Looking ahead to April, the rainfall continues to decrease across the country, signaling the onset of the drier season. However, the temperatures remain within the usual range of 25°C (77°F) to 30°C (86°F), consistent with the country's tropical climate.

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• Port Moresby - March »
  The month with the most rainfall is March, when the rain falls for 24.6 days and typically aggregates up to 203mm (7.99") of precipitation. March, the first month of the autumn in Port Moresby, is also a moderately hot month, with an average temperature varying between 24.3°C (75.7°F) and 29.3°C (84.7°F).
• Lae - March »
  The average heat index, which factors the actual air temperature with the relative humidity, in March is computed to be 30°C (86°F). In Lae during March, the rain falls for 25 days and regularly aggregates up to 108mm (4.25") of precipitation.
• Mount Hagen - March »
  The month with the most rainfall in Mount Hagen is March, when the rain falls for 26 days and typically aggregates up to 309mm (12.17") of precipitation. The month with the most rainfall in Mount Hagen is March, when the rain falls for 26 days and typically aggregates up to 309mm (12.17") of precipitation.
• Madang - March »
  The average relative humidity in March in Madang is 85%. The average sunshine duration in March in Madang is 4.6h.
• Wewak - March »
  March and April, with an average relative humidity of 82%, are most humid months in Wewak, Papua New Guinea. March, on average, is the coldest month in Wewak, registering a high temperature of 29°C (84.2°F) and a low of 24.9°C (76.8°F).
• Goroka - March »
  The month with the most rainfall in Goroka, Papua New Guinea, is March, when the rain falls for 23 days and typically aggregates up to 282mm (11.1") of precipitation. The month with the most rainfall in Goroka, Papua New Guinea, is March, when the rain falls for 23 days and typically aggregates up to 282mm (11.1") of precipitation.
• Kokopo - March »
  The month with the most rainfall in Kokopo, Papua New Guinea, is March, when the rain falls for 27.9 days and typically aggregates up to 226mm (8.9") of precipitation. A minor increase in rainfall reaching 226mm (8.9") features in March, making it one of the more rain prevalent months in the early part of the year in Kokopo.
• Mendi - March »
  On the last day of March, in Mendi sunrise is at 06:28 and sunset at 18:31 +10. Mendi, Papua New Guinea, experiences a minor change to a still warm 23.4°C (74.1°F) in average high-temperature during March, closely reflecting February.
• Kimbe - March »
  In Kimbe, during March, the rain falls for 29.8 days and regularly aggregates up to 321mm (12.64") of precipitation. The months with the highest humidity in Kimbe are February and March, with an average relative humidity of 86%.
• Arawa - March »
  In Arawa in March, during 29.7 rainfall days, 442mm (17.4") of precipitation is typically accumulated. The weather in Arawa during March records an average high-temperature of a still warm 27.1°C (80.8°F), closely mirroring the preceding month.
• Vanimo - March »
  In Vanimo in March, the average water temperature is 29.1°C (84.4°F). On the first day of March in Vanimo, Papua New Guinea, sunrise is at 06:42 and sunset at 18:52.