Lake · Austria
Old Danube
Lake in Vienna
- Area
- 1.2km²
- Average depth
- 2.3m
- Elevation
- 154m a.s.l.
- Shoreline
- 13km
- Volume
- 0.003km³
Old Danube is a lake in Austria. It covers 1.2 km². On average it is 2.3 m deep. Its surface lies 154 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
How warm is Old Danube?
The water is warmest in July, around 27 °C at the surface, and coldest in January, around 1 °C. The surface averages 20 °C or more from May to September: comfortable for most swimmers.
It does not normally freeze in winter.
On the shore, afternoons reach 26 °C on average in July and 2 °C in January. The driest month is February (38 mm of rain), the wettest June (91 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (108 readings). Shallow bays and beaches are often warmer.
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.
Water: 2013–2021 averageClimate: 1991–2020 average
| Month | Water°C | Water high°C | Air high°C | Air low°C | Rainmm | Rainy daysdays | Sunh/day | Windkm/h |
|---|---|---|---|---|---|---|---|---|
| January | 1 | 1 | 2 | -5 | 42 | 9 | 1.5 | 15 |
| February | 3 | 5 | 4 | -4 | 38 | 9 | 3.1 | 16 |
| March | 8 | 12 | 9 | -1 | 46 | 10 | 4.7 | 16 |
| April | 15 | 18 | 15 | 4 | 41 | 9 | 6.9 | 14 |
| May | 21 | 23 | 20 | 9 | 85 | 14 | 7.3 | 14 |
| June | 26 | 27 | 24 | 13 | 91 | 14 | 7.9 | 12 |
| July | 27 | 27 | 26 | 15 | 88 | 14 | 8.0 | 12 |
| August | 25 | 27 | 26 | 15 | 86 | 13 | 7.5 | 11 |
| September | 20 | 23 | 20 | 10 | 79 | 11 | 5.7 | 13 |
| October | 14 | 18 | 14 | 5 | 54 | 9 | 3.6 | 13 |
| November | 8 | 11 | 8 | 1 | 45 | 10 | 1.6 | 14 |
| December | 3 | 5 | 3 | -3 | 42 | 10 | 1.2 | 14 |
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 5 months before flowing out.
- Its catchment drains 30 km² of land.
- About 0.2 m³ of water flow out every second, on average.
- Its shoreline is 3.3 times longer than a circle of the same area: plenty of bays and inlets.
Around the shore
What's around Old Danube
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 123beaches and swimming spots
- 1campsites
MICAMPA Wien Donau
- 18boat hire and water-sport clubs
Eppel Boote, Wakeboardlift Wien, Meine Insel, Flotus, SUP & Kayak Center Wien and 13 more
- 22marinas and slipways
Segelschule Hofbauer, Slipstelle Rossschwemme, Segelschule Club Danube, Yachtclub Seewind, Wiener Ruderclub Pirat and 17 more
- 3ferry piers
Floridsdorfer Brücke, CopaBeach, Handelskai Pontoon 5
- 6viewpoints
- 21hotels, B&Bs and chalets
ARCOTEL Donauzentrum Wien, Valley Rose, Hotel Wiener Kindl, Meliá Vienna, Best Western Plus Celebrity Suites and 16 more
- —fishing spots
- 200restaurants and cafés
Towns on the shore
- Donaustadt187,007 people
- Floridsdorf162,779 people
- Brigittenau86,967 people
Nearest airport with scheduled flights: Vienna International Airport (VIE), 17 km in a straight line.
Car hire at VIE airport (Vienna)Discover Cars · Affiliate linkOpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.
Photos
Seen by visitors
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 | 1.6 | 3.7 | 9.0 | 15.4 | 19.9 | 24.2 | 26.5 | 26.1 | 20.4 | 14.5 | 8.0 | 2.7 |
| 2020 | +1.7 | +5.1 | +1.1 | +1.9 | −1.5 | −2.0 | −0.9 | +0.1 | +1.0 | −0.8 | +0.1 | +0.3 |
| 2021 | +0.4 | +1.8 | −0.6 | −3.7 | −3.2 | +2.7 | +1.3 | −1.9 | +1.4 | ±0.0 | −0.8 | +0.1 |
| 2022 | +2.1 | +3.6 | +0.6 | −2.0 | +2.7 | +2.5 | +1.6 | +0.8 | −1.0 | +3.5 | +1.1 | +0.6 |
| 2023 | +3.4 | +2.1 | +2.4 | −3.4 | −1.5 | −0.6 | +1.3 | −0.1 | +4.8 | +5.1 | +0.9 | +2.2 |
| 2024 | +1.7 | +6.8 | +3.5 | +1.5 | +1.0 | +1.0 | +2.1 | +4.2 | +0.9 | +1.0 | −0.4 | +1.4 |
| 2025 | +2.6 | ±0.0 | +2.9 | +1.5 | −1.1 | +3.2 | −0.4 | +1.2 | +1.8 | −0.3 | −0.2 | +1.5 |
+1 warmer than usual −1 cooler than usual
Hungary
CzechiaAbout 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 (Q435520) · 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.
