Antananarivo weather in August

August in Antananarivo: nice, dry, with clean air — an excellent time to visit.

#3 of 12 months in Antananarivo · #46 of 604 destinations to visit in August · comfort 91/100 (tier S)

Updated June 2026 · climate normals from ERA5 reanalysis

Antananarivo climate normals — August

Daytime high21°C / 70°F😎 nice
Nighttime low10°C / 51°F
Feels like (high)19°C / 66°F
Rainfall4 mm / 0.2 in☀️ dry
Rainy days1 days
Humidity74%💧 humid
Dew point10°C / 49°F
Sunshine9.3 h/day
Daylight11.5 h
Wind17 km/h / 11 mph
Air quality (US AQI)28🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Antananarivo?

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Antananarivo in August — FAQ

Is August a good time to visit Antananarivo?
August in Antananarivo: nice, dry, with clean air — an excellent time to visit. It ranks #3 of 12 months for Antananarivo on SeasonMap's comfort score (91/100).
What is the weather like in Antananarivo in August?
In August, Antananarivo averages a daily high of 20.9°C and a low of 10.3°C, with about 4.4 mm of rain over roughly 1 rainy days.
What is the air quality in Antananarivo in August?
Antananarivo has a mean US Air Quality Index of about 28 in August.

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