Climate Overview
The climate in Madang Airport is hot. The average annual temperature is 26°C and approximately 3759mm of precipitation falls per year. Madang Airport receives a notable amount of rainfall throughout the year, including during its driest month. Madang Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Madang Airport has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is January, when average highs reach 30°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 24°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.
Precipitation
Madang Airport is a very wet location, receiving approximately 3759mm of precipitation annually, which averages out to around 313mm per month. The wettest month is December, averaging 493mm of rainfall. March and April also tend to see above-average precipitation. The driest month is August, with just 114mm. That's 379mm less than December, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.
Wind
Madang Airport is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.
Seasons
89 days until Winter
It is currently autumn in Madang Airport, which began on March 20, 2026. Madang Airport sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in January at around 30°C, while the coldest stretch bottoms out in August near 24°C. Winter is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 752mm across the season with a monthly average of 251mm. Winds are generally light, averaging 10km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 25 to 30°C. Rainfall is heavy, totalling around 1364mm across the season with a monthly average of 455mm. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 30°C. Rainfall is heavy, totalling around 1267mm across the season with a monthly average of 422mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 375mm across the season with a monthly average of 125mm. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Madang Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
