Antananarivo, Madagascar Climate & Monthly Averages
The climate of Antananarivo
Weather in Antananarivo is shaped by its subtropical highland climate - expect spring-like temperatures nearly all year thanks to its elevation. December afternoons typically reach 80°F (27°C), while July highs hover near 67°F (20°C). Annual precipitation averages 49.1 inches (1246 mm) over about 120 rainy days.
Climate quick facts
- Hottest month: December - highs near 80°F (27°C)
- Coldest month: July - highs near 67°F (20°C)
- Record high: 92°F (33°C) · Record low: 41°F (5°C) (2015–2024)
- Wettest month: January (24 rainy days) · Sunniest: November (11.5 h sun/day)
- Climate type: subtropical highland - spring-like temperatures nearly all year thanks to its elevation
Temperatures through the year
The warmest stretch of the year centers on December. Highs average 80°F (27°C) and overnight lows stay near 62°F (16°C). The coolest month is July, with typical highs of 67°F (20°C) and lows around 50°F (10°C). Based on 2015–2024 weather data, temperatures have reached as high as 92°F (33°C) and dropped as low as 41°F (5°C).
Rain, sun and snow
January is usually the wettest month. It brings about 14.6 inches (371 mm) of rain over 24 days, while July is the driest. November brings the most sunshine, averaging 11.5 hours of sun a day.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 78° | 62° | 24 | 14.6 in | 8.9 h/day | 81% |
| February | 78° | 62° | 22 | 9.9 in | 9.3 h/day | 81% |
| March | 77° | 62° | 20 | 7.8 in | 9.9 h/day | 81% |
| April | 76° | 60° | 10 | 2.0 in | 10.2 h/day | 79% |
| May | 72° | 56° | 3 | 0.4 in | 9.6 h/day | 77% |
| June | 68° | 52° | 3 | 0.5 in | 9.1 h/day | 77% |
| July | 67° | 50° | 1 | 0.3 in | 9.2 h/day | 76% |
| August | 71° | 51° | 2 | 0.4 in | 10.3 h/day | 72% |
| September | 74° | 53° | 1 | 0.3 in | 10.9 h/day | 69% |
| October | 79° | 57° | 6 | 1.5 in | 11.4 h/day | 69% |
| November | 81° | 60° | 13 | 4.1 in | 11.5 h/day | 71% |
| December | 80° | 62° | 17 | 7.4 in | 10.9 h/day | 76% |
Antananarivo month by month
Antananarivo weather in January
January brings highs around 78°F (26°C), lows near 62°F (17°C), about 24 wet days - typically the wettest month of the year in Antananarivo.
Antananarivo weather in February
February brings highs around 78°F (26°C), lows near 62°F (17°C), about 22 wet days.
Antananarivo weather in March
March brings highs around 77°F (25°C), lows near 62°F (17°C), about 20 wet days.
Antananarivo weather in April
April brings highs around 76°F (24°C), lows near 60°F (15°C), about 10 wet days.
Antananarivo weather in May
May brings highs around 72°F (22°C), lows near 56°F (13°C), about 3 wet days.
Antananarivo weather in June
June brings highs around 68°F (20°C), lows near 52°F (11°C), about 3 wet days.
Antananarivo weather in July
July brings highs around 67°F (20°C), lows near 50°F (10°C), about 1 wet days - typically the coldest month and the driest month of the year in Antananarivo.
Antananarivo weather in August
August brings highs around 71°F (21°C), lows near 51°F (10°C), about 2 wet days.
Antananarivo weather in September
September brings highs around 74°F (24°C), lows near 53°F (11°C), about 1 wet days.
Antananarivo weather in October
October brings highs around 79°F (26°C), lows near 57°F (14°C), about 6 wet days.
Antananarivo weather in November
November brings highs around 81°F (27°C), lows near 60°F (15°C), about 13 wet days - typically the sunniest month of the year in Antananarivo.
Antananarivo weather in December
December brings highs around 80°F (27°C), lows near 62°F (16°C), about 17 wet days - typically the hottest month of the year in Antananarivo.
Seasons in Antananarivo
September through November
September through November in Antananarivo is mild and warm, with daytime highs averaging 78°F (26°C) and nights around 56°F (14°C); expect showers on roughly 20 days across the season.
December through February
December through February in Antananarivo is pleasantly warm, with daytime highs averaging 79°F (26°C) and nights around 62°F (17°C); expect showers on roughly 62 days across the season.
March through May
March through May in Antananarivo is pleasantly warm, with daytime highs averaging 75°F (24°C) and nights around 59°F (15°C); expect showers on roughly 32 days across the season.
June through August
June through August in Antananarivo brings comfortable warmth, with daytime highs averaging 69°F (20°C) and nights around 51°F (10°C); precipitation is infrequent.
Climate questions, answered
What is the average temperature in Antananarivo?
Is Antananarivo hot in summer?
Is Antananarivo cold in winter?
How many rainy days does Antananarivo get in a year?
Best time to visit Antananarivo
The best time to visit Antananarivo is generally May to October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 72°F (22°C).
Pack for Antananarivo with a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - December nights average 62°F (16°C).
Antananarivo temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.