Hot
Average highs reach 33°C, so days can feel very hot.
September verdict
Balikpapan, East Kalimantan, Indonesia in September
Weather score66Good
Good for holiday weather
Average highs reach 33°C, so days can feel very hot. Sunshine averages 7.3h per day, enough for a balanced month. Rainfall averages 137mm, so some wet days are possible.
September weather
Monthly averages
Temp
33°C
Rain
137mm
Sun
7.3h
Sea
29°C
Weather score
66
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 137mm, so some wet days are possible.
Some sun
Sunshine averages 7.3h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Balikpapan, East Kalimantan, Indonesia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September33°C average high
September is close to Balikpapan's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
September137mm average rain
September is one of Balikpapan's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJune to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September7.3 hours average sun
September is brighter than Balikpapan's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsAugust to October
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September29°C average sea
September is part of a consistently warm sea-temperature pattern, so swimming comfort changes little through the year.
Warmest seaAll year
Sea temperatures stay warm enough for easy swimming through the year.
Weather score
September66 weather score
September is one of Balikpapan's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsApril and June to November
These months have the strongest weather score in the monthly averages.
