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Monthly climate in Mananjary, Madagascar

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mananjary features a tropical rainforest climate (Af). Temperatures typically range between 21 °C (70 °F) and 27 °C (81 °F) through the year, but rarely can drop to 15 °C (60 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 1763 mm (69.4 inches) and receives 231 rainy days on the 1 mm (0.04 inches) threshold annually. Mananjary enjoys an average of 3898 hours of sunshine throughout the year, and daylight varies from 10 hours 50 minutes to 13 hours 23 minutes per day.

Monthly average temperatures in Mananjary, Madagascar

The warmest months in Mananjary are January, February and December, with daily mean temperatures ranging from 27 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 21 to 22 °C (70 - 71 °F) throughout the day. On average each year, Mananjary experiences 243 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 Mananjary. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		33°C
(92°F)		33°C
(91°F)		31°C
(89°F)		29°C
(85°F)		28°C
(82°F)		27°C
(81°F)		28°C
(82°F)		28°C
(83°F)		31°C
(88°F)		32°C
(90°F)		33°C
(92°F)
Mean maximum33°C
(91°F)		32°C
(90°F)		31°C
(89°F)		30°C
(87°F)		29°C
(84°F)		26°C
(80°F)		26°C
(78°F)		26°C
(80°F)		27°C
(82°F)		30°C
(86°F)		31°C
(88°F)		32°C
(90°F)
Average high30°C
(86°F)		29°C
(85°F)		29°C
(84°F)		28°C
(82°F)		26°C
(79°F)		24°C
(76°F)		23°C
(74°F)		24°C
(76°F)		25°C
(77°F)		26°C
(80°F)		28°C
(83°F)		29°C
(85°F)
Daily mean27°C
(81°F)		27°C
(81°F)		26°C
(80°F)		25°C
(78°F)		23°C
(75°F)		22°C
(71°F)		21°C
(70°F)		21°C
(71°F)		22°C
(72°F)		24°C
(75°F)		25°C
(78°F)		27°C
(80°F)
Average low25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		21°C
(71°F)		20°C
(68°F)		19°C
(66°F)		19°C
(66°F)		20°C
(68°F)		22°C
(71°F)		23°C
(74°F)		24°C
(76°F)
Mean minimum23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(71°F)		19°C
(67°F)		18°C
(65°F)		17°C
(62°F)		16°C
(61°F)		18°C
(65°F)		19°C
(67°F)		21°C
(70°F)		23°C
(73°F)
Minimum22°C
(73°F)		23°C
(74°F)		23°C
(73°F)		21°C
(69°F)		19°C
(66°F)		17°C
(63°F)		16°C
(61°F)		15°C
(60°F)		18°C
(64°F)		18°C
(65°F)		20°C
(69°F)		22°C
(71°F)

Compare climate in Mananjary with other places

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

Monthly average precipitation in Mananjary, Madagascar

Mananjary usually has the most precipitation in February, March and April, with an average of 24 rainy days and 249 mm (9.8 inches) of precipitation per month. The driest months in Mananjary are August, September and October. On average, 69 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mananjary. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)188 (7.4)218 (8.6)336 (13.2)192 (7.6)100 (3.9)156 (6.1)103 (4.0)61 (2.4)65 (2.5)81 (3.2)104 (4.1)159 (6.3)
Average precipitation days (≥ 1 mm)192127252222201311121524

Monthly sunshine hours in Mananjary, Madagascar

The sunniest months in Mananjary are October, November and December, when the sun shines an average of 11 hours 38 minutes a day. Least sunny months in Mananjary: January, June and July receive an average of 9 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mananjary. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours291309332316316293307328330358347365
Mean daily daylight hours13h 14m12h 46m12h 10m11h 34m11h 5m10h 50m10h 58m11h 23m11h 58m12h 34m13h 6m13h 23m

Solar UV radiation in Mananjary, Madagascar

Mananjary experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Mananjary UV Index data.

Average daily maximum UV levels by month for Mananjary. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)16151411877911121315