Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
January verdict
Arugam Bay, Sri Lanka in January
Weather score68Good
Good for holiday weather
Average highs sit around 29°C, giving warm days by monthly-average standards. Sunshine averages 6.6h per day, enough for a balanced month. Rainfall averages 182mm, so showers are a real planning factor.
January weather
Monthly averages
Temp
29°C
Rain
182mm
Sun
6.6h
Sea
27°C
Weather score
68
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 182mm, so showers are a real planning factor.
Some sun
Sunshine averages 6.6h 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 Arugam Bay, Sri Lanka with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
January29°C average high
January is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsMarch to October
This stretch sets the upper range for average daytime heat.
Rain
January182mm average rain
January sits near Arugam Bay's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsFebruary to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
January6.6 hours average sun
January is below Arugam Bay's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsFebruary to April
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
January27°C average sea
January is one of the cooler sea months locally, though the water still averages warm enough for most swimmers.
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
January68 weather score
January 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.
