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Weather & Climate in Porto Novo, Cabo Verde
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Porto Novo enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 66°F in January while summers reach 71°F in July / relatively mild seasonal variation. The area gets 314 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 12.1 inches (drier than the 38-inch national average). The city sits at an elevation of 30 feet.
Temperature
66°F Jan (19°C)
71°F Jul (22°C)
| Annual Average | 69.4°F |
| 29% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 314 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 251.9 sq mi (652.3 km²) |
| Population Density | 44/sq mi |
| Coordinates | 17.0197°N, 25.0647°W |
| Timezone | Atlantic/Cape_Verde |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Jan 26, 2023 | Cape Verde | M5.3 | 74 km | 10 km |
| Apr 7, 1991 | 127 km W of Ponta do Sol, Cabo Verde | M4.8 | 133 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2015 | Fred | Category 1 | 86 mph | 46 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 0.6 in | |
| February | 65°F (18°C) | 0.4 in | Coldest |
| March | 66°F (19°C) | 0.1 in | |
| April | 67°F (20°C) | 0.1 in | |
| May | 68°F (20°C) | 0.0 in | |
| June | 70°F (21°C) | 0.0 in | Driest |
| July | 71°F (22°C) | 0.6 in | |
| August | 74°F (23°C) | 2.0 in | |
| September | 74°F (23°C) | 4.8 in | Warmest, Wettest |
| October | 74°F (23°C) | 1.9 in | |
| November | 71°F (22°C) | 1.0 in | |
| December | 67°F (20°C) | 0.7 in |
Porto Novo has a seasonal temperature swing of 9°F / from 65°F in February to 74°F in September. Total annual precipitation is 12.1 inches, with September being the wettest month (4.8") and June the driest (0.0").