Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
Weather Guide
Tumbak, Indonesia Average Monthly Weather
Weather score68Good annual avg
Best months: October, September, November
Across the year, average daytime temperatures are around 30°C, sunshine averages 6.4h per day, and rainfall totals about 1535mm. Sea temperatures average 29°C across the year.
Annual weather
Annual averages
Temp
30°C
Rain
1535mm
Annual total
Sun
6.4h
Sea
29°C
Weather score
68
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 116mm, so some wet days are possible.
Some sun
Sunshine averages 6.5h per day, enough for a balanced month.
Swimmable
Sea temperatures average 27°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Tumbak, Indonesia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August30°C average high
August 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
August116mm average rain
August sits near Tumbak's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsSeptember to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August6.5 hours average sun
August sits close to Tumbak's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril and September to November
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August27°C average sea
August is one of the cooler sea months locally, though the water still averages warm enough for most swimmers.
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
August70 weather score
August sits close to Tumbak's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsApril and August to November
These months have the strongest weather score in the monthly averages.