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Weather & Climate in Imerintsiatosika, Madagascar
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Imerintsiatosika enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 63°F in January while summers reach 54°F in July / relatively mild seasonal variation. The area gets 346 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 59.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 4,252 feet.
Temperature
63°F Jan (17°C)
54°F Jul (12°C)
| Annual Average | 60.2°F |
| 11% above US avg | |
| January Average | 63°F (17°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 346 days/yr |
Geography
| Elevation | 4,252 ft (1,296 m) |
| Area | 885.8 sq mi (2,294.3 km²) |
| Population Density | 84/sq mi |
| Coordinates | -18.9833°N, 47.3167°W |
| Timezone | Indian/Antananarivo |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Apr 21, 1991 | 22 km NW of Fenoarivo Be, Madagascar | M5.6 | 123 km | 19 km |
| Jan 11, 2017 | 41 km SSW of Betafo, Madagascar | M5.5 | 149 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
21 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2026 | Gezani | Category 3 | — | 135 km |
| 2026 | Fytia | Category 1 | — | 280 km |
| 2023 | Freddy | Category 2 | 92 mph | 235 km |
| 2022 | Batsirai | Category 3 | 104 mph | 236 km |
| 2020 | Belna | Category 3 | 92 mph | 276 km |
| 2018 | Ava | Category 2 | 92 mph | 165 km |
| 2012 | Giovanna | Category 4 | 98 mph | 72 km |
| 2008 | Ivan | Category 3 | 109 mph | 185 km |
| 2008 | Fame | Category 1 | 81 mph | 269 km |
| 2007 | Clovis | Category 1 | 71 mph | 229 km |
| 2004 | Gafilo | Category 1 | 81 mph | 285 km |
| 2003 | Manou | Category 1 | 96 mph | 183 km |
| 2000 | Eline:leone | Category 1 | 104 mph | 23 km |
| 1996 | Bonita | Category 4 | — | 208 km |
| 1996 | Edwige | Category 2 | 92 mph | 229 km |
| 1994 | Litanne | Category 4 | 104 mph | 115 km |
| 1994 | Geralda | Category 3 | — | 141 km |
| 1994 | Daisy | Category 2 | 98 mph | 119 km |
| 1990 | Alibera | Category 1 | 71 mph | 237 km |
| 1989 | Jinabo | Category 1 | 71 mph | 261 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Itasy Volcanic Field (65 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Itasy Volcanic Field | Pyroclastic cone(s) | 1,800 m (5,906 ft) | -6050 | 65 km |
| Vakinankaratra | Pyroclastic cone(s) | 2,644 m (8,675 ft) | Unknown | 104 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 63°F (17°C) | 12.5 in | Wettest |
| February | 70°F (21°C) | 9.7 in | Warmest |
| March | 70°F (21°C) | 8.2 in | |
| April | 68°F (20°C) | 1.7 in | |
| May | 64°F (18°C) | 0.7 in | |
| June | 61°F (16°C) | 0.3 in | |
| July | 54°F (12°C) | 0.2 in | Coldest, Driest |
| August | 61°F (16°C) | 0.4 in | |
| September | 63°F (17°C) | 0.4 in | |
| October | 67°F (19°C) | 2.2 in | |
| November | 69°F (21°C) | 5.4 in | |
| December | 70°F (21°C) | 9.7 in |
Imerintsiatosika has a seasonal temperature swing of 16°F / from 54°F in July to 70°F in February. Total annual precipitation is 51.2 inches, with January being the wettest month (12.5") and July the driest (0.2").