Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
September verdict
Sangihe Islands, Indonesia in September
Weather score71Very good
Very good for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 5.9h per day, enough for a balanced month. Rainfall averages 185mm, so showers are a real planning factor.
September weather
Monthly averages
Temp
28°C
Rain
185mm
Sun
5.9h
Sea
29°C
Weather score
71
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 185mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.9h 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 Sangihe Islands, Indonesia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September28°C average high
September is close to Sangihe Islands' usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
September185mm average rain
September is one of the drier months, but average rainfall is still high enough to keep backup plans useful.
Driest monthsJune to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September5.9 hours average sun
September sits close to Sangihe Islands' yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJanuary to May and September to December
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
September71 weather score
September is one of Sangihe Islands' best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsApril and July to October
These months have the strongest weather score in the monthly averages.
