Climate Overview
The climate in Tanjung Selor is hot. The average annual temperature is 28°C and approximately 375mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. Tanjung Selor sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Tanjung Selor has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is June, when average highs reach 32°C and the mean temperature sits around 28°C. June is the coolest month, with minimum temperatures around 25°C and an average of 28°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.
Precipitation
Tanjung Selor is a quite dry location, receiving approximately 375mm of precipitation annually, which averages out to around 31mm per month. The wettest month is January, averaging 33mm of rainfall. February and March also tend to see above-average precipitation. The driest month is July, with just 17mm. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.
Wind
Tanjung Selor is relatively calm, with an average annual wind speed of 3km/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 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, 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 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 Tanjung Selor, which began on June 21, 2026. Tanjung Selor sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in June at around 32°C, while the coldest stretch bottoms out in June near 25°C. Autumn is next, beginning on September 23, 2026 (16 days from now).
Spring
Temperatures range from 25 to 30°C. Rainfall is relatively light, with around 95mm over the season and a monthly average of 32mm. Winds are generally light, averaging 3km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 25 to 32°C. Rainfall is relatively light, with around 83mm over the season and a monthly average of 28mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 29°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 4km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.
Winter
Temperatures range from 26 to 29°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 3km/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 Tanjung Selor 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.
