Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
September verdict
Koror, Palau in September
Weather score52Mixed
Mixed for holiday weather
Average highs sit around 31°C, giving warm days by monthly-average standards. Sunshine averages 6.4h per day, enough for a balanced month. Rainfall averages 316mm, so showers are a real planning factor.
September weather
Monthly averages
Temp
31°C
Rain
316mm
Sun
6.4h
Sea
29°C
Weather score
52
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 316mm, so showers are a real planning factor.
Some sun
Sunshine averages 6.4h 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 Koror, Palau with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September31°C average high
September is close to Koror's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
September316mm average rain
September sits near Koror's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsFebruary to April
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September6.4 hours average sun
September sits close to Koror's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMarch to April
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
September52 weather score
September scores below Koror's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsFebruary to April and September
These months have the strongest weather score in the monthly averages.