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Monthly climate in Ihosy, Madagascar

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ihosy features a humid subtropical climate (Cfa). Temperatures typically range between 16 °C (61 °F) and 24 °C (75 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 654 mm (25.7 inches) and receives 82 rainy days on the 1 mm (0.04 inches) threshold annually. Ihosy enjoys an average of 3974 hours of sunshine throughout the year, and daylight varies from 10 hours 46 minutes to 13 hours 28 minutes per day.

Monthly average temperatures in Ihosy, Madagascar

The warmest months in Ihosy are January, February and December, with daily mean temperatures ranging from 23 to 24 °C (74 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 16 to 18 °C (61 - 64 °F) throughout the day. On average each year, Ihosy experiences 234 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 Ihosy. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		33°C
(93°F)		32°C
(91°F)		31°C
(88°F)		30°C
(86°F)		28°C
(83°F)		27°C
(80°F)		30°C
(86°F)		33°C
(91°F)		36°C
(96°F)		34°C
(94°F)		35°C
(95°F)
Mean maximum32°C
(91°F)		32°C
(90°F)		31°C
(88°F)		30°C
(86°F)		28°C
(83°F)		26°C
(78°F)		26°C
(79°F)		29°C
(85°F)		31°C
(88°F)		33°C
(92°F)		33°C
(92°F)		33°C
(92°F)
Average high29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		27°C
(81°F)		25°C
(78°F)		22°C
(72°F)		22°C
(72°F)		25°C
(77°F)		27°C
(80°F)		28°C
(83°F)		30°C
(86°F)		30°C
(86°F)
Daily mean23°C
(75°F)		23°C
(74°F)		23°C
(73°F)		21°C
(71°F)		19°C
(67°F)		17°C
(63°F)		16°C
(61°F)		18°C
(64°F)		20°C
(67°F)		21°C
(71°F)		23°C
(74°F)		24°C
(75°F)
Average low20°C
(67°F)		19°C
(67°F)		19°C
(66°F)		17°C
(63°F)		15°C
(59°F)		13°C
(56°F)		12°C
(54°F)		13°C
(55°F)		14°C
(58°F)		16°C
(61°F)		18°C
(64°F)		19°C
(67°F)
Mean minimum17°C
(62°F)		17°C
(63°F)		16°C
(61°F)		13°C
(57°F)		11°C
(51°F)		10°C
(49°F)		7°C
(46°F)		8°C
(47°F)		10°C
(51°F)		12°C
(54°F)		14°C
(58°F)		16°C
(61°F)
Minimum15°C
(59°F)		16°C
(62°F)		15°C
(60°F)		12°C
(54°F)		9°C
(48°F)		8°C
(47°F)		6°C
(43°F)		8°C
(46°F)		9°C
(49°F)		8°C
(47°F)		13°C
(56°F)		14°C
(58°F)

Compare climate in Ihosy with other places

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

Monthly average precipitation in Ihosy, Madagascar

Ihosy usually has the most precipitation in January, February and December, with an average of 14 rainy days and 135 mm (5.3 inches) of precipitation per month. The driest months in Ihosy are July, August and September. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ihosy. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)160 (6.3)135 (5.3)76 (3.0)27 (1.1)13 (0.5)27 (1.1)8 (0.3)3 (0.1)8 (0.3)36 (1.4)51 (2.0)110 (4.3)
Average precipitation days (≥ 1 mm)1517136331014712

Monthly sunshine hours in Ihosy, Madagascar

The sunniest months in Ihosy are October, November and December, when the sun shines an average of 12 hours 1 minutes a day. Least sunny months in Ihosy: January, February and June receive an average of 9 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ihosy. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours297305344323321296314330334363360383
Mean daily daylight hours13h 19m12h 49m12h 11m11h 32m11h 1m10h 46m10h 54m11h 21m11h 57m12h 36m13h 10m13h 28m

Solar UV radiation in Ihosy, Madagascar

Ihosy experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 17, 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 Ihosy UV Index data.

Average daily maximum UV levels by month for Ihosy. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)17171511877911131415