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Weather & Climate in Bel Air Rivière Sèche, Mauritius
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bel Air Rivière Sèche has a warm climate with an average annual temperature of 74°F (23°C). Winters average 77°F in January while summers reach 69°F in July / relatively mild seasonal variation. The area gets 353 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 59.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 256 feet.
Temperature
77°F Jan (25°C)
69°F Jul (21°C)
| Annual Average | 74.0°F |
| 37% above US avg | |
| January Average | 77°F (25°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 353 days/yr |
Geography
| Elevation | 256 ft (78 m) |
| Area | 7.5 sq mi (19.4 km²) |
| Population Density | 2,405/sq mi |
| Coordinates | -20.2578°N, 57.7498°W |
| Timezone | Indian/Mauritius |
Precipitation & Snow
Air Quality
Hurricane History
38 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Garance | Category 3 | 115 mph | 235 km |
| 2024 | Belal | Category 2 | 81 mph | 164 km |
| 2023 | Freddy | Category 4 | 138 mph | 184 km |
| 2022 | Batsirai | Category 4 | 127 mph | 185 km |
| 2020 | Herold | Category 3 | 104 mph | 261 km |
| 2020 | Calvinia | Category 1 | 69 mph | 108 km |
| 2019 | Gelena | Category 4 | 127 mph | 285 km |
| 2019 | Cilida | Category 4 | 109 mph | 230 km |
| 2018 | Fakir | Category 1 | 81 mph | 197 km |
| 2018 | Berguitta | Category 1 | 63 mph | 284 km |
| 2007 | Gamede | Category 2 | 92 mph | 268 km |
| 2005 | Hennie | Category 1 | 63 mph | 111 km |
| 2003 | Gerry | Category 3 | 104 mph | 124 km |
| 2003 | Crystal | Category 2 | 92 mph | 183 km |
| 2002 | Guillaume | Category 4 | 127 mph | 120 km |
| 2002 | Dina | Category 4 | 121 mph | 99 km |
| 2000 | Connie | Category 3 | 115 mph | 283 km |
| 2000 | Eline:leone | Category 1 | 69 mph | 207 km |
| 1999 | Davina | Category 3 | 81 mph | 40 km |
| 1998 | Anacelle | Category 4 | 86 mph | 131 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 77°F (25°C) | 9.3 in | |
| February | 78°F (26°C) | 10.4 in | Warmest, Wettest |
| March | 78°F (25°C) | 8.5 in | |
| April | 76°F (24°C) | 8.1 in | |
| May | 73°F (23°C) | 5.9 in | |
| June | 70°F (21°C) | 3.7 in | |
| July | 69°F (21°C) | 3.9 in | |
| August | 69°F (20°C) | 3.6 in | Coldest |
| September | 70°F (21°C) | 2.3 in | Driest |
| October | 72°F (22°C) | 2.3 in | |
| November | 74°F (24°C) | 2.9 in | |
| December | 77°F (25°C) | 6.4 in |
Bel Air Rivière Sèche has a seasonal temperature swing of 10°F / from 69°F in August to 78°F in February. Total annual precipitation is 67.3 inches, with February being the wettest month (10.4") and September the driest (2.3").