Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Port Moresby in May

In an average May, Port Moresby sees a daily high around 29°C and a low around 24°C, based on 1980–2026 of local climate records.

Average high29°C
Typical high range27°C to 30°C
Average low24°C
Typical low range22°C to 25°C
Average daily precipitation3 mm

May records

The most extreme May on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total May accumulation.

High

Highest 31°C 2022-05-10
Lowest 24°C 1994-05-11

Low

Highest 27°C 2026-05-03
Lowest 19°C 1997-05-31

Feels-like

Highest 43°C 2022-05-10
Lowest 24°C 1994-05-11

Humidity

Highest 24.5 g/m³ 2026-05-01
Lowest 14.4 g/m³ 1997-05-30

Wind

Highest 42 km/h 2026-05-12
Lowest 5 km/h 2000-05-03

Gust

Highest 60 km/h 2015-05-15
Lowest 16 km/h 2006-05-06

Precip

Wettest 543 mm 2023
Driest 10 mm 2026

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