Hot
Average highs reach 32°C, so days can feel very hot.
Weather Guide
Medan, North Sumatra, Indonesia Average Monthly Weather
Weather score62Good annual avg
Best months: February, March, July
Across the year, average daytime temperatures are around 32°C, sunshine averages 5.8h per day, and rainfall totals about 2258mm. Sea temperatures average 30°C across the year.
Annual weather
Annual averages
Temp
32°C
Rain
2258mm
Annual total
Sun
5.8h
Sea
30°C
Weather score
62
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 192mm, so showers are a real planning factor.
Some sun
Sunshine averages 6.1h 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 Medan, North Sumatra, Indonesia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August32°C average high
August is close to Medan's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
August192mm average rain
August sits near Medan's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March and June to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August6.1 hours average sun
August is brighter than Medan's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsFebruary to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August30°C average sea
August sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaMarch to November
Sea temperatures are usually near 30°C in this stretch, so swimming comfort is at its strongest.
Weather score
August61 weather score
August sits close to Medan's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to March and June to July
These months have the strongest weather score in the monthly averages.
