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Monthly climate in Antananarivo, Madagascar

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Antananarivo features a subtropical climate (Cwb). Temperatures typically range between 14 °C (57 °F) and 21 °C (70 °F) through the year, but rarely can drop to 5 °C (41 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 976 mm (38.4 inches) and receives 108 rainy days on the 1 mm (0.04 inches) threshold annually. Antananarivo enjoys an average of 3719 hours of sunshine throughout the year, and daylight varies from 10 hours 59 minutes to 13 hours 14 minutes per day.

Monthly average temperatures in Antananarivo, Madagascar

The warmest months in Antananarivo are January, February and December, with daily mean temperatures ranging from 21 to 21 °C (70 - 70 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 14 to 15 °C (57 - 59 °F) throughout the day. On average each year, Antananarivo experiences 153 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Antananarivo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(89°F)		31°C
(88°F)		29°C
(84°F)		29°C
(84°F)		26°C
(80°F)		25°C
(78°F)		25°C
(77°F)		27°C
(80°F)		29°C
(85°F)		32°C
(90°F)		32°C
(89°F)		31°C
(88°F)
Mean maximum29°C
(85°F)		30°C
(85°F)		28°C
(82°F)		27°C
(81°F)		26°C
(79°F)		23°C
(75°F)		24°C
(75°F)		26°C
(79°F)		28°C
(83°F)		30°C
(87°F)		31°C
(87°F)		30°C
(86°F)
Average high26°C
(80°F)		26°C
(80°F)		26°C
(78°F)		24°C
(76°F)		23°C
(73°F)		20°C
(69°F)		19°C
(67°F)		22°C
(71°F)		24°C
(75°F)		26°C
(79°F)		27°C
(82°F)		27°C
(81°F)
Daily mean21°C
(70°F)		21°C
(70°F)		21°C
(69°F)		19°C
(67°F)		17°C
(63°F)		15°C
(59°F)		14°C
(57°F)		15°C
(59°F)		17°C
(62°F)		19°C
(67°F)		21°C
(70°F)		21°C
(70°F)
Average low17°C
(63°F)		17°C
(63°F)		17°C
(63°F)		16°C
(60°F)		13°C
(56°F)		11°C
(52°F)		10°C
(50°F)		10°C
(51°F)		12°C
(53°F)		14°C
(58°F)		16°C
(61°F)		17°C
(63°F)
Mean minimum15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		13°C
(55°F)		9°C
(48°F)		7°C
(46°F)		6°C
(44°F)		7°C
(45°F)		9°C
(48°F)		10°C
(50°F)		13°C
(55°F)		14°C
(58°F)
Minimum14°C
(57°F)		13°C
(56°F)		14°C
(57°F)		11°C
(53°F)		8°C
(46°F)		5°C
(42°F)		5°C
(41°F)		5°C
(42°F)		8°C
(47°F)		9°C
(49°F)		12°C
(53°F)		13°C
(56°F)

Compare climate in Antananarivo with other places

Compare temperature, precipitation, sunshine, UV index in Antananarivo, Madagascar with other places around the world.

Monthly average precipitation in Antananarivo, Madagascar

Antananarivo usually has the most precipitation in January, February and March, with an average of 19 rainy days and 213 mm (8.4 inches) of precipitation per month. The driest months in Antananarivo are May, August and September. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Antananarivo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)204 (8.0)239 (9.4)197 (7.8)49 (1.9)8 (0.3)22 (0.9)11 (0.5)5 (0.2)7 (0.3)24 (0.9)77 (3.0)133 (5.2)
Average precipitation days (≥ 1 mm)182019131211151116

Monthly sunshine hours in Antananarivo, Madagascar

The sunniest months in Antananarivo are October, November and December, when the sun shines an average of 11 hours 13 minutes a day. Least sunny months in Antananarivo: January, February and June receive an average of 9 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Antananarivo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours255288319304302283297313320349337346
Mean daily daylight hours13h 6m12h 41m12h 10m11h 38m11h 12m10h 59m11h 6m11h 28m11h 58m12h 31m12h 59m13h 14m

Solar UV radiation in Antananarivo, Madagascar

Antananarivo experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 16 - 17, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Antananarivo UV Index data.

Average daily maximum UV levels by month for Antananarivo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1717151210891113131416