Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
Weather Guide
Antsiranana, Madagascar Average Monthly Weather
Weather score74Very good annual avg
Best months: September, July, August
Across the year, average daytime temperatures are around 30°C, sunshine averages 8.2h per day, and rainfall totals about 1229mm. Sea temperatures average 27°C across the year.
Annual weather
Annual averages
Temp
30°C
Rain
1229mm
Annual total
Sun
8.2h
Sea
27°C
Weather score
74
Very good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 21mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Antsiranana, Madagascar with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August28°C average high
August is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsJanuary to May and October to December
This stretch sets the upper range for average daytime heat.
Rain
August21mm average rain
August is one of Antsiranana's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsApril to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August9 hours average sun
August is brighter than Antsiranana's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsMay and August to November
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August25°C average sea
August is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJanuary to May and December
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
Weather score
August85 weather score
August is one of Antsiranana's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsMay to October
These months have the strongest weather score in the monthly averages.