Reservoir · Sri Lanka
Beira Lake
Lake
- Area
- 0.4km²
- Average depth
- 2.3m
- Elevation
- 6m a.s.l.
- Shoreline
- 3.6km
- Volume
- 0.001km³
Beira Lake is a reservoir in Sri Lanka. It covers 0.4 km². On average it is 2.3 m deep. Its surface lies 6 m above sea level.
Plan your visit
Stay, sail and get there
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The water
Water temperature
There is no reliable satellite record of the water temperature for this lake yet.
On the shore, afternoons reach 31 °C on average in March and 28 °C in July. The driest month is February (71 mm of rain), the wettest November (304 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 | — | — | 29 | 22 | 76 | 11 | 6.4 | 16 |
| February | — | — | 30 | 23 | 71 | 9 | 7.7 | 12 |
| March | — | — | 31 | 24 | 115 | 14 | 8.3 | 9 |
| April | — | — | 30 | 25 | 226 | 25 | 7.5 | 10 |
| May | — | — | 29 | 26 | 224 | 25 | 6.7 | 18 |
| June | — | — | 28 | 25 | 143 | 24 | 6.5 | 20 |
| July | — | — | 28 | 25 | 99 | 20 | 6.3 | 20 |
| August | — | — | 28 | 24 | 113 | 19 | 6.3 | 20 |
| September | — | — | 28 | 24 | 162 | 22 | 6.5 | 19 |
| October | — | — | 28 | 24 | 292 | 26 | 6.3 | 14 |
| November | — | — | 28 | 24 | 304 | 25 | 5.4 | 12 |
| December | — | — | 28 | 23 | 175 | 19 | 5.1 | 15 |
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 2 months before flowing out.
- Its catchment drains 4 km² of land.
- About 0.1 m³ of water flow out every second, on average.
Around the shore
What's around Beira Lake
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 2beaches and swimming spots
- —campsites
- 2boat hire and water-sport clubs
Colombo rowing club
- 2marinas and slipways
- —ferry piers
- 7viewpoints
Lotus Tower, railway station, Train Viewpoint and 4 more
- 85hotels, B&Bs and chalets
Cinnamon Lakeside Hotel, Ramada Colombo, YWCA National Headquarters, Ranmuthu Hotel, Shalimar Hotel and 80 more
- —fishing spots
- 173restaurants and cafés
Towns on the shore
- Colombo648,034 people
- Kolonnawa64,887 people
Nearest airport with scheduled flights: Colombo Ratmalana International Airport (RML), 13 km in a straight line.
Car hire at CMB airport (Colombo)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 | 28.7 | 29.9 | 30.7 | 29.8 | 28.8 | 28.1 | 27.7 | 27.7 | 27.9 | 28.0 | 28.2 | 28.2 |
| 2020 | +0.8 | +0.3 | +0.9 | +1.4 | +0.5 | +0.5 | +0.1 | +0.3 | −0.2 | +0.2 | +0.7 | +0.2 |
| 2021 | −0.6 | −0.7 | −0.5 | −0.3 | ±0.0 | ±0.0 | ±0.0 | −0.2 | ±0.0 | −0.1 | −0.7 | +0.6 |
| 2022 | +0.4 | −0.7 | −0.9 | −0.8 | −0.3 | −0.4 | −0.2 | −0.5 | −0.3 | −0.3 | −0.2 | −0.3 |
| 2023 | −0.8 | −0.9 | −0.8 | +0.6 | +0.3 | +0.5 | +0.4 | +1.0 | +0.2 | −0.1 | +0.4 | +0.5 |
| 2024 | +0.2 | +0.2 | +0.5 | +1.7 | +0.9 | +0.5 | +1.0 | +0.6 | +0.9 | +0.2 | +0.4 | +0.6 |
| 2025 | −0.6 | ±0.0 | −0.5 | −0.8 | +0.3 | +0.2 | +0.1 | ±0.0 | +0.3 | ±0.0 | −0.4 | ±0.0 |
+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 (Q814829) · 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.
