
Lake · Tanzania
Lake Eyasi
Lake
- Area
- 1,200km²
- Average depth
- 0.5m
- Elevation
- 1,027m a.s.l.
- Shoreline
- 264km
- Volume
- 0.600km³
Lake Eyasi is a lake in Tanzania. It covers 1,200 km². On average it is 0.5 m deep. Its surface lies 1,027 m above sea level.
Plan your visit
Stay, sail and get there
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
The water
Water temperature
There is no reliable satellite record of the water temperature for this lake yet.
On the shore, afternoons reach 30 °C on average in October and 26 °C in May. The driest month is July (3 mm of rain), the wettest December (153 mm).
From above
The whole lake from space
Month by month
The year at the lake, month by month
Not a forecast: these are averages over many years. Water is the 2013–2021 average; air, rain, sun and wind are the 1991–2020 average.
Climate: 1991–2020 average
| Month | Water°C | Water high°C | Air high°C | Air low°C | Rainmm | Rainy daysdays | Sunh/day | Windkm/h |
|---|---|---|---|---|---|---|---|---|
| January | — | — | 27 | 17 | 150 | 18 | 8.4 | 10 |
| February | — | — | 28 | 17 | 98 | 15 | 8.8 | 11 |
| March | — | — | 27 | 17 | 145 | 18 | 8.4 | 12 |
| April | — | — | 26 | 17 | 130 | 20 | 7.7 | 15 |
| May | — | — | 26 | 15 | 52 | 13 | 7.7 | 17 |
| June | — | — | 26 | 14 | 8 | 2 | 7.9 | 17 |
| July | — | — | 26 | 14 | 3 | 0 | 8.3 | 18 |
| August | — | — | 28 | 14 | 7 | 1 | 8.5 | 19 |
| September | — | — | 30 | 16 | 10 | 2 | 9.2 | 20 |
| October | — | — | 30 | 17 | 38 | 6 | 9.1 | 21 |
| November | — | — | 28 | 17 | 131 | 16 | 8.4 | 16 |
| December | — | — | 27 | 17 | 153 | 20 | 8.1 | 11 |
Water: LakeTEMP (Landsat 8, 2013–2021). Air, rain, sun and wind: NASA POWER, 1991–2020 averages. A rainy day has at least 1 mm of rain. Sunshine hours are derived from measured solar radiation.
Size & depth
How big, how deep
- On average, water stays in the lake for about 37 days before flowing out.
- Its catchment drains 60,814 km² of land.
- About 186 m³ of water flow out every second, on average.
Around the shore
What's around Lake Eyasi
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- —beaches and swimming spots
- 1campsites
Lake Eyasi Hadzabe Camp site
- —boat hire and water-sport clubs
- —marinas and slipways
- —ferry piers
- —viewpoints
- 2hotels, B&Bs and chalets
Kisima Ngeda Tented Camp, Lake Eyasi Safari Lodge
- —fishing spots
- —restaurants and cafés
Nearest airport with scheduled flights: Arusha Airport (ARK), 166 km in a straight line.
Car hire at JRO airport (Arusha)Discover Cars · Affiliate linkOpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.
Recent years
How each month compared
Afternoon high on the shore. The first row is the reference, the 1991–2020 average in °C; the years below show the difference from it: warmer in orange, cooler in blue.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1991–2020 average | 26.9 | 27.5 | 27.1 | 26.1 | 25.7 | 25.8 | 26.3 | 27.8 | 29.6 | 30.1 | 28.5 | 27.3 |
| 2020 | −2.6 | −2.1 | −2.7 | −2.2 | −2.4 | −3.1 | −2.8 | −1.3 | −1.1 | ±0.0 | −2.0 | −2.1 |
| 2021 | −2.0 | −2.4 | −1.4 | −1.7 | −1.5 | −1.0 | −1.0 | −0.3 | −0.5 | +0.9 | +1.9 | +0.1 |
| 2022 | −0.6 | −4.3 | −0.3 | +1.2 | +1.1 | −0.3 | −1.5 | −2.2 | −2.6 | −0.4 | +0.5 | +0.8 |
| 2023 | +0.9 | +2.3 | +0.8 | +0.4 | +0.7 | +0.3 | +0.4 | −2.8 | −1.3 | ±0.0 | −2.2 | −0.7 |
| 2024 | −2.5 | −1.3 | −0.9 | −0.8 | −0.2 | −0.2 | +0.8 | +0.4 | +0.7 | +0.8 | +0.9 | −1.4 |
| 2025 | −0.6 | +0.6 | +0.3 | +0.1 | −0.1 | ±0.0 | −2.4 | −2.6 | −0.9 | −0.3 | +2.8 | +2.2 |
+1 warmer than usual −1 cooler than usual
About these numbers
| Outline, area, depth, volume | HydroLAKES v1.0 (Messager et al. 2016) · CC BY 4.0 |
|---|---|
| Water temperature and ice | LakeTEMP v1 (Korver et al. 2024), Landsat 8 2013–2021 · CC BY 4.0 |
| Air, rain, sun, wind | NASA POWER, 1991–2020 · public domain |
| Names and description | Wikidata (Q1291135) · CC0 |
| Around the shore | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average or a count from a public dataset. Licences and methods: data sources.

