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Weather & Climate in Mumias, Kenya
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mumias has a warm climate with an average annual temperature of 71°F (22°C). Winters average 73°F in January while summers reach 70°F in July / relatively mild seasonal variation. The area gets 210 sunny days per year. Annual precipitation totals 69.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 4,334 feet.
Temperature
73°F Jan (23°C)
70°F Jul (21°C)
| Annual Average | 71.4°F |
| 32% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 210 days/yr |
Geography
| Elevation | 4,334 ft (1,321 m) |
| Area | 21.0 sq mi (54.3 km²) |
| Population Density | 2,168/sq mi |
| Coordinates | 0.3347°N, 34.4880°W |
| Timezone | Africa/Nairobi |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Jun 13, 2010 | 32 km WSW of Kisumu, Kenya | M5.0 | 60 km | 10 km |
| Aug 31, 2022 | 14 km NE of Buwenge, Uganda | M4.2 | 142 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Homa Mountain (80 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Homa Mountain | Complex | 1,751 m (5,745 ft) | Unknown | 80 km |
| Ol Kokwe | Shield | 1,130 m (3,707 ft) | Unknown | 179 km |
| Korosi | Shield | 1,446 m (4,744 ft) | Unknown | 188 km |
| Paka | Shield | 1,697 m (5,568 ft) | -7550 | 199 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 2.1 in | Driest |
| February | 73°F (23°C) | 3.6 in | Warmest |
| March | 73°F (23°C) | 5.7 in | |
| April | 72°F (22°C) | 9.9 in | |
| May | 71°F (22°C) | 10.9 in | Wettest |
| June | 70°F (21°C) | 5.9 in | |
| July | 70°F (21°C) | 4.5 in | Coldest |
| August | 70°F (21°C) | 5.7 in | |
| September | 71°F (21°C) | 5.6 in | |
| October | 72°F (22°C) | 5.9 in | |
| November | 72°F (22°C) | 5.7 in | |
| December | 72°F (22°C) | 3.7 in |
Mumias has a seasonal temperature swing of 3°F / from 70°F in July to 73°F in February. Total annual precipitation is 69.3 inches, with May being the wettest month (10.9") and January the driest (2.1").