Climate Overview
The climate in Siburan is hot. The average annual temperature is 27°C and approximately 357mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. Siburan sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Siburan has relatively stable temperatures year-round, staying within a 3°C range. The warmest month is September, when average highs reach 28°C and the mean temperature sits around 28°C. April is the coolest month, with minimum temperatures around 25°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.
Precipitation
Siburan is a quite dry location, receiving approximately 357mm of precipitation annually, which averages out to around 30mm per month. The wettest month is February, averaging 33mm of rainfall. March and April also tend to see above-average precipitation. The driest month is January, with just 5mm. That's 28mm less than February, 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
Siburan is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 5km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
16 days until Autumn
It is currently summer in Siburan, which began on June 21, 2026. Siburan sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in September at around 28°C, while the coldest stretch bottoms out in April near 25°C. Autumn is next, beginning on September 23, 2026 — 16 days from now.
Spring
Temperatures range from 25 to 27°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 8km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 26 to 28°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 27 to 28°C. Rainfall is relatively light, with around 90mm over the season and a monthly average of 30mm. Winds are generally light, averaging 8km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 26 to 28°C. Rainfall is relatively light, with around 70mm over the season and a monthly average of 23mm. Winds are generally light, averaging 6km/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 Siburan 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.
