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Weather & Climate in Mtwapa, Kenya
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mtwapa has a warm climate with an average annual temperature of 80°F (26°C). Winters average 82°F in January while summers reach 76°F in July / relatively mild seasonal variation. The area gets 352 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 55.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 75 feet.
Temperature
82°F Jan (28°C)
76°F Jul (24°C)
| Annual Average | 79.6°F |
| 47% above US avg | |
| January Average | 82°F (28°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 352 days/yr |
Geography
| Elevation | 75 ft (23 m) |
| Area | 9.4 sq mi (24.2 km²) |
| Population Density | 9,698/sq mi |
| Coordinates | -3.9394°N, 39.7488°W |
| Timezone | Africa/Nairobi |
Precipitation & Snow
Air Quality
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.5.
| Mar 13, 1990 | 29 km ENE of Mombasa, Kenya | M5.5 | 21 km | 10 km |
| Dec 8, 1995 | 53 km NNW of Mlalo, Tanzania | M5.0 | 121 km | 10 km |
| Feb 27, 1995 | 19 km SSW of Takaungu, Kenya | M4.9 | 12 km | 33 km |
| Feb 8, 2023 | Kenya | M4.7 | 115 km | 10 km |
| Feb 5, 2017 | 18 km ENE of Tanga, Tanzania | M4.5 | 133 km | 15 km |
| Feb 14, 2008 | 19 km SSW of Shimoni, Kenya | M4.5 | 108 km | 10 km |
| Jun 17, 2006 | 11 km SE of Mombasa, Kenya | M4.2 | 22 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1930 | MOMBASA | Earthquake | 6.0 m | — | 15 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 82°F (28°C) | 1.1 in | |
| February | 81°F (27°C) | 0.7 in | Driest |
| March | 82°F (28°C) | 2.2 in | Warmest |
| April | 81°F (27°C) | 6.8 in | |
| May | 78°F (26°C) | 10.5 in | Wettest |
| June | 77°F (25°C) | 3.8 in | |
| July | 76°F (24°C) | 3.1 in | |
| August | 75°F (24°C) | 2.8 in | Coldest |
| September | 76°F (25°C) | 2.8 in | |
| October | 78°F (26°C) | 4.1 in | |
| November | 80°F (26°C) | 3.8 in | |
| December | 80°F (27°C) | 2.7 in |
Mtwapa has a seasonal temperature swing of 7°F / from 75°F in August to 82°F in March. Total annual precipitation is 44.2 inches, with May being the wettest month (10.5") and February the driest (0.7").