Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
September verdict
Arugam Bay, Sri Lanka in September
Weather score68Good
Good for holiday weather
Average highs sit around 31°C, giving warm days by monthly-average standards. Sunshine averages 6h per day, enough for a balanced month. Rainfall averages 78mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
31°C
Rain
78mm
Sun
6h
Sea
28°C
Weather score
68
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 78mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6h per day, enough for a balanced month.
Warm sea
Sea temperatures average 28°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Arugam Bay, Sri Lanka with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September31°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMarch to October
This stretch sets the upper range for average daytime heat.
Rain
September78mm average rain
September sits on the drier side of Arugam Bay's year, which helps with sightseeing and transfers.
Driest monthsFebruary to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September6 hours average sun
September is one of Arugam Bay's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsFebruary to April
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September28°C average sea
September is close to Arugam Bay's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaMarch to August and October to November
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
September68 weather score
September sits close to Arugam Bay's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to September
These months have the strongest weather score in the monthly averages.
