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Monthly climate in Antalaha, Madagascar

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Antalaha features a tropical rainforest climate (Af). Temperatures typically range between 22 °C (71 °F) and 26 °C (80 °F) through the year, but rarely can drop to 14 °C (58 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 1703 mm (67.1 inches) and receives 250 rainy days on the 1 mm (0.04 inches) threshold annually. Antalaha enjoys an average of 3889 hours of sunshine throughout the year, and daylight varies from 11 hours 14 minutes to 12 hours 58 minutes per day.

Monthly average temperatures in Antalaha, Madagascar

The warmest months in Antalaha are January, February and December, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 22 to 22 °C (71 - 73 °F) throughout the day. On average each year, Antalaha experiences 297 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 Antalaha. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(93°F)		33°C
(92°F)		32°C
(91°F)		31°C
(88°F)		30°C
(86°F)		29°C
(84°F)		28°C
(82°F)		27°C
(81°F)		29°C
(85°F)		31°C
(88°F)		31°C
(89°F)		34°C
(93°F)
Mean maximum32°C
(90°F)		32°C
(90°F)		32°C
(89°F)		31°C
(88°F)		29°C
(85°F)		27°C
(82°F)		27°C
(81°F)		27°C
(80°F)		28°C
(83°F)		30°C
(86°F)		31°C
(88°F)		33°C
(91°F)
Average high30°C
(86°F)		30°C
(87°F)		29°C
(85°F)		29°C
(84°F)		27°C
(82°F)		26°C
(79°F)		25°C
(77°F)		25°C
(78°F)		26°C
(79°F)		28°C
(82°F)		29°C
(85°F)		30°C
(86°F)
Daily mean26°C
(79°F)		26°C
(80°F)		26°C
(79°F)		25°C
(78°F)		24°C
(76°F)		23°C
(73°F)		22°C
(71°F)		22°C
(71°F)		22°C
(73°F)		24°C
(76°F)		25°C
(78°F)		26°C
(79°F)
Average low23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		22°C
(71°F)		20°C
(69°F)		19°C
(67°F)		19°C
(67°F)		20°C
(68°F)		21°C
(70°F)		22°C
(72°F)		23°C
(74°F)
Mean minimum22°C
(71°F)		22°C
(72°F)		22°C
(73°F)		22°C
(72°F)		20°C
(68°F)		19°C
(66°F)		18°C
(64°F)		18°C
(64°F)		18°C
(64°F)		19°C
(66°F)		20°C
(69°F)		22°C
(72°F)
Minimum21°C
(70°F)		22°C
(71°F)		22°C
(71°F)		22°C
(71°F)		19°C
(67°F)		18°C
(65°F)		16°C
(62°F)		16°C
(61°F)		14°C
(58°F)		17°C
(62°F)		18°C
(65°F)		21°C
(70°F)

Compare climate in Antalaha with other places

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

Monthly average precipitation in Antalaha, Madagascar

Antalaha usually has the most precipitation in January, February and March, with an average of 25 rainy days and 286 mm (11.3 inches) of precipitation per month. The driest months in Antalaha are August, September and October. On average, 57 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Antalaha. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)241 (9.5)206 (8.1)413 (16.2)149 (5.9)89 (3.5)84 (3.3)102 (4.0)66 (2.6)51 (2.0)54 (2.1)80 (3.2)168 (6.6)
Average precipitation days (≥ 1 mm)232527252020191815161824

Monthly sunshine hours in Antalaha, Madagascar

The sunniest months in Antalaha are October, November and December, when the sun shines an average of 11 hours 44 minutes a day. Least sunny months in Antalaha: January, June and July receive an average of 9 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Antalaha. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours281317320317321295303323329359354366
Mean daily daylight hours12h 53m12h 33m12h 9m11h 44m11h 24m11h 14m11h 19m11h 37m12h 0m12h 25m12h 47m12h 58m

Solar UV radiation in Antalaha, Madagascar

Antalaha experiences the highest level of ultraviolet (UV) radiation in January, February and March, when the maximum UV index can reach values of 16 - 16, 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 Antalaha UV Index data.

Average daily maximum UV levels by month for Antalaha. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1616161310991113131315