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Weather & Climate in Watamu, Kenya
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Watamu has a warm climate with an average annual temperature of 77°F (25°C). Winters average 78°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 273 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 34.6 inches. The city sits at an elevation of 20 feet.
Temperature
78°F Jan (26°C)
74°F Jul (23°C)
| Annual Average | 77.1°F |
| 43% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 273 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 34.5 sq mi (89.2 km²) |
| Population Density | 809/sq mi |
| Coordinates | -3.3534°N, 40.0210°W |
| Timezone | Africa/Nairobi |
Precipitation & Snow
Air Quality
Earthquake History
4 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 | 72 km | 10 km |
| Feb 27, 1995 | 19 km SSW of Takaungu, Kenya | M4.9 | 61 km | 33 km |
| Jun 17, 2006 | 11 km SE of Mombasa, Kenya | M4.2 | 93 km | 10 km |
| May 29, 2011 | 104 km NW of Malindi, Kenya | M4.0 | 111 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 | — | 87 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 0.6 in | |
| February | 79°F (26°C) | 0.4 in | Driest |
| March | 81°F (27°C) | 1.6 in | Warmest |
| April | 79°F (26°C) | 4.7 in | |
| May | 77°F (25°C) | 9.1 in | Wettest |
| June | 75°F (24°C) | 4.2 in | |
| July | 74°F (23°C) | 3.0 in | Coldest |
| August | 74°F (23°C) | 2.0 in | |
| September | 75°F (24°C) | 1.7 in | |
| October | 77°F (25°C) | 2.5 in | |
| November | 78°F (25°C) | 2.9 in | |
| December | 78°F (26°C) | 2.0 in |
Watamu has a seasonal temperature swing of 7°F / from 74°F in July to 81°F in March. Total annual precipitation is 34.6 inches, with May being the wettest month (9.1") and February the driest (0.4").