Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
September verdict
Tumbak, Indonesia in September
Weather score75Very good
Very good for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 7h per day, enough for a balanced month. Rainfall averages 79mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
30°C
Rain
79mm
Sun
7h
Sea
27°C
Weather score
75
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 79mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Warm sea
Sea temperatures average 27°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Tumbak, Indonesia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September30°C average high
September is close to Tumbak's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
September79mm average rain
September sits on the drier side of Tumbak's year, which helps with sightseeing and transfers.
Driest monthsSeptember to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September7 hours average sun
September is brighter than Tumbak's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsApril and September to November
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September27°C average sea
September is below Tumbak's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJanuary to May and October to December
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
September75 weather score
September is one of Tumbak's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsApril and August to November
These months have the strongest weather score in the monthly averages.