Warm
Average highs sit around 32°C, giving warm days by monthly-average standards.
April verdict
Colombo, Sri Lanka in April
Weather score58Good
Good for holiday weather
Average highs sit around 32°C, giving warm days by monthly-average standards. Sunshine averages 7.6h per day, enough for a balanced month. Rainfall averages 250mm, so showers are a real planning factor.
April weather
Monthly averages
Temp
32°C
Rain
250mm
Sun
7.6h
Sea
30°C
Weather score
58
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 250mm, so showers are a real planning factor.
Some sun
Sunshine averages 7.6h per day, enough for a balanced month.
Warm sea
Sea temperatures average 30°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Colombo, Sri Lanka with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April32°C average high
April is close to Colombo's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
April250mm average rain
April sits near Colombo's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March, July to August, and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April7.6 hours average sun
April sits close to Colombo's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsFebruary to March
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
April30°C average sea
April is one of Colombo's warmest sea months, when swimming comfort is usually strongest.
Warmest seaMarch to May
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
April58 weather score
April scores below Colombo's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJanuary to March
These months have the strongest weather score in the monthly averages.
