When to visit
Antananarivo?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Antananarivo
Analamanga · Madagascar

The best weather in Antananarivo is from May, August, September.consistent weather climate

Climate score
September
98

Perfect climate

🌥Mild

Temperature
11–23°C
Cool nights
Feels like
10–23°C
Dry
Precipitation
7mm
Light drizzle · 2 days
Sunshine
10.9h
Partly cloudy
Humidity (%)
69%
Dry
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDec
Advertisement
Monthly Overview
Score434760889695939898938252
ClimateRainyRainyRainyPleasantMildMildMildMildMildPleasantHumidRainy
Temperature17–25°C17–25°C17–25°C15–24°C13–22°C11–20°C10–20°C10–21°C11–23°C14–26°C15–27°C16–27°C
Feels like18–28°C18–28°C17–27°C16–25°C13–22°C10–19°C8–18°C9–20°C10–23°C13–26°C16–29°C17–29°C
Precipitation371mm
25 days
250mm
20 days
197mm
18 days
52mm
8 days
10mm
4 days
14mm
4 days
7mm
3 days
9mm
2 days
7mm
2 days
37mm
5 days
104mm
10 days
188mm
15 days
Sunshine6.5h
☀︎ 49%
7.0h
☀︎ 55%
8.0h
☀︎ 66%
9.9h
☀︎ 85%
9.6h
☀︎ 86%
9.1h
☀︎ 83%
9.2h
☀︎ 83%
10.3h
☀︎ 90%
10.9h
☀︎ 91%
11.4h
☀︎ 91%
11.4h
☀︎ 87%
9.4h
☀︎ 71%
WindE · 16 km/hE · 15 km/hE · 16 km/hSE · 16 km/hSE · 16 km/hSE · 17 km/hSE · 18 km/hSE · 18 km/hE · 18 km/hE · 17 km/hE · 16 km/hE · 15 km/h
Humidity (%)81%81%81%79%77%77%76%73%69%69%71%76%
Day length13.1h12.7h12.2h11.7h11.2h11.0h11.1h11.5h12.0h12.5h13.0h13.2h
Events & Festivals
JanFebMarAprMayJunJulAugSepOctNovDec
Madajazzcar Festival
Alahamady Be (Malagasy New Year)
Independence Day
Rallye International de Madagascar
Events & Festivals
  • Madajazzcar Festivalcultural
    October· 5k+ visitors

    Held annually in October, this international jazz festival brings vibrant music to Antananarivo during the pleasant dry…

  • Alahamady Be (Malagasy New Year)cultural
    March· Local event

    Celebrated around March, this traditional Malagasy New Year follows a lunar calendar, often coinciding with the end of t…

  • Independence Dayholiday
    June· 5k+ visitors

    Celebrated on June 26th, Madagascar's Independence Day features military parades and cultural performances in Antananari…

  • Rallye International de Madagascarsports
    November· 5k+ visitors

    This exciting motorsport event typically takes place in November, marking the transition to the wet season with potentia…

The story of the seasons in Antananarivo

Perched nearly 1,300 meters above sea level, Antananarivo escapes tropical swelter entirely: its true golden age is the cool, crisp southern winter from May through September, when clear highland skies turn steep stairways and red-clay rooftops into an effortless walking city before the rains arrive.

Most travelers arrive in Antananarivo treating it as an inconvenient logistical hurdle—a brief night spent waiting for a domestic connection out to the baobab forests of the west or the turquoise shores of Nosy Be. That haste misses the reality of Madagascar’s capital. Known affectionately as Tana, this sprawling highland metropolis cascades down twelve sacred granitic hills, anchored by the stone towers of the Rova overlooking terraced rice paddies and terracotta rooftops. Because it sits higher than almost any other island capital on Earth, it behaves less like an equatorial port and more like a breezy Mediterranean hill town. Understanding when to be here is entirely a matter of respecting the highland calendar: between bone-dry mountain sunshine and torrential valley deluges, Tana is two completely different cities.

The Crisp Highland Dry: May to September

Winter in the highlands brings crystalline air, sweeping panoramas, and almost no rain. May sets the tone as the summer moisture completely evaporates, leaving behind cool, pale blue skies and temperatures that invite long walks up the ancient pedestrian staircases connecting the lower avenues to the heights of Haute-Ville. You will need a sweater by late afternoon. In June and July, nights can turn genuinely brisk as mountain breezes sweep across Lake Anosy, while midday sun remains soft and comfortable.

August and September are the undisputed pinnacle of the year. The atmosphere is sharp and dry, sunlight stretches across ten hours a day, and the city’s infamous traffic feels far more manageable when walking is an unalloyed pleasure. Wandering the narrow, winding alleys of Isoraka or gazing down from the cliff edges near the palace yields views that stretch for miles across the plains of Analamanga, unblurred by haze or humidity.

Madagascar’s Independence Day arrives in late June, filling the streets around Analakely with tricolor flags, military parades, and open-air concerts. It is a lively, patriotic week that shows off the city’s communal spirit in ideal walking weather. For anyone who appreciates historic architecture, vibrant street markets, and brisk highland evenings, this five-month dry stretch represents Tana at its most civilized and rewarding.

The Spring Heat and Gathering Rallies: October and November

Spring arrives in October with a sharp spike in energy and an immediate jump in crowds. Jacaranda trees burst into vivid lilac blossoms ringing Lake Anosy, casting purple petals across the pavements. The city fills with international visitors and regional travelers, drawn by the dry warmth and the annual Madajazzcar Festival, which fills venues and public squares across the capital with world-class jazz. October is the most congested month on the calendar, yet the dry conditions hold steady, keeping the outdoor momentum humming late into the warm evenings.

By November, the balance begins to tilt. Temperatures rise, the air thickens with humidity, and the first serious afternoon downpours begin rattling tin roofs. This is the month of the Rallye International de Madagascar, when dust and sudden slick mud turn the outskirts into high-octane spectacle. While mornings often remain bright, afternoons require an umbrella and flexible plans as sudden storms roll across the Central Highlands. If you visit in November, schedule your wandering across the steep slopes for the morning hours and settle indoors before the afternoon skies crack open.

The Big Rains: December to March

Come December, the summer monsoon engulfs the plateau. January is the wettest month by a wide margin, unloading torrents that transform the capital’s steep cobbled lanes into rushing torrents of red mud and water. The lower quarters around Analakely often deal with flash flooding, while the hillside stairways become treacherous slides. Travel across the city slows to an absolute crawl as gridlock paralyzes the narrow arterial roads.

While the surrounding countryside turns an impossibly lush, neon green, urban sightseeing during these four months is an exercise in patience. Heavy downpours hit with sudden, plan-wrecking intensity, frequently accompanied by lightning. If you find yourself in Tana during March, you may catch the celebrations of Alahamady Be, the traditional Malagasy New Year, which brings cultural rituals and family feasts to the hillside quarters, marking the transition away from the deepest storms. Unless you are drawn by cultural observances or using the city strictly as an indoor waystation, this sodden, waterlogged season is the worst time to explore.

The Autumn Clearing: April

April is the turning of the page. The heavy rains drop off precipitously, the humidity drains out of the mountain air, and the capital breathes a visible sigh of relief. The hillsides, thoroughly scrubbed by months of monsoon downpours, look emerald green under returning sunshine.

Because most international tourists do not arrive until much later in the year, April offers a tranquil, quiet window where you have the viewpoints of Haute-Ville largely to yourself. The daily showers taper into harmless light drizzles that rarely disrupt a day out. It is a transitional sweet spot—warm enough for light clothing during the day, delightfully cool after sunset, and completely free of the crowds that descend with the later spring.

Frequently asked questions

What is the best time to visit Antananarivo?

The best time to visit Antananarivo is August, September, May, June, July, April, October, November, with temperatures between 10 °C and 27 °C. The best month is August. August is low season.

What is the weather like in Antananarivo?

Antananarivo has a climate with an overall score of 7.9/10. Annual temperatures range from 10 °C to 27 °C.

What is the hottest month in Antananarivo?

The hottest month in Antananarivo is November, with average highs of 27 °C and lows of 15 °C.

What is the rainiest month in Antananarivo?

The rainiest month in Antananarivo is January, with an average of 371 mm of precipitation.