Climate Overview
The climate in General Sudirman Airport is hot. The average annual temperature is 26°C and approximately 2790mm of precipitation falls per year. General Sudirman Airport receives a notable amount of rainfall throughout the year, including during its driest month. General Sudirman Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
General Sudirman Airport has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is April, when average highs reach 31°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 21°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.
Precipitation
General Sudirman Airport is a very wet location, receiving approximately 2790mm of precipitation annually, which averages out to around 233mm per month. The wettest month is December, averaging 404mm of rainfall. January and February also tend to see above-average precipitation. The driest month is August, with just 37mm. That's 366mm less than December, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
General Sudirman Airport is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 12km/h in winter, 12km/h in spring, 8km/h in summer, 8km/h in autumn.
Seasons
89 days until Winter
It is currently autumn in General Sudirman Airport, which began on March 20, 2026. General Sudirman 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 April at around 31°C, while the coldest stretch bottoms out in August near 21°C. Winter is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 709mm across the season with a monthly average of 236mm. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 1152mm across the season with a monthly average of 384mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 717mm across the season with a monthly average of 239mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 21 to 29°C. Precipitation is moderate at around 212mm for the season, averaging 71mm per month. Winds are generally light, averaging 12km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit General Sudirman Airport is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 53mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 31°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for General Sudirman 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.
