Climate Overview
The climate in Luwuk is hot. The average annual temperature is 26°C and approximately 2401mm of precipitation falls per year. Luwuk receives a notable amount of rainfall throughout the year, including during its driest month. Luwuk sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Luwuk has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is November, when average highs reach 29°C and the mean temperature sits around 26°C. August is the coolest month, with minimum temperatures around 23°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.
Precipitation
Luwuk is a very wet location, receiving approximately 2401mm of precipitation annually, which averages out to around 200mm per month. The wettest month is April, averaging 376mm of rainfall. June and May also tend to see above-average precipitation. The driest month is August, with just 90mm. That's 287mm less than April, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.
Wind
Luwuk is relatively calm, with an average annual wind speed of 2km/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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
92 days until Spring
It is currently winter in Luwuk, which began on June 21, 2026. Luwuk sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in November at around 29°C, while the coldest stretch bottoms out in August near 23°C. Spring is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 23 to 29°C. Rainfall is heavy, totalling around 419mm across the season with a monthly average of 140mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 509mm across the season with a monthly average of 170mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 888mm across the season with a monthly average of 296mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 28°C. Rainfall is heavy, totalling around 585mm across the season with a monthly average of 195mm. Winds are generally light, averaging 2km/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 Luwuk 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.
