Lake · Austria
Attersee
Lake in Upper Austria
- Area
- 44.1km²
- Max depth
- 169m
- Average depth
- 38m
- Elevation
- 467m a.s.l.
- Shoreline
- 49km
- Volume
- 1.7km³
Attersee is a lake in Austria. It covers 44.1 km². On average it is 38 m deep, and 169 m at its deepest point. Its surface lies 467 m above sea level.
Plan your visit
Stay, sail and get there
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The water
How warm is Attersee?
The water is warmest in July, around 22 °C at the surface, and coldest in February, around 3 °C. The surface averages 20 °C or more from July to August: comfortable for most swimmers.
It does not normally freeze in winter.
On the shore, afternoons reach 23 °C on average in July and 1 °C in January. The driest month is April (68 mm of rain), the wettest June (152 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (115 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 | 4 | 5 | 1 | -6 | 94 | 14 | 2.0 | 10 |
| February | 3 | 3 | 2 | -5 | 73 | 13 | 3.8 | 10 |
| March | 4 | 6 | 7 | -2 | 85 | 16 | 5.0 | 10 |
| April | 8 | 10 | 14 | 3 | 68 | 13 | 6.6 | 8 |
| May | 13 | 16 | 18 | 8 | 132 | 18 | 6.6 | 8 |
| June | 19 | 21 | 21 | 12 | 152 | 19 | 7.5 | 7 |
| July | 22 | 23 | 23 | 13 | 149 | 19 | 7.6 | 7 |
| August | 22 | 23 | 23 | 13 | 150 | 17 | 6.9 | 7 |
| September | 19 | 21 | 18 | 8 | 115 | 14 | 5.3 | 7 |
| October | 14 | 16 | 13 | 4 | 89 | 14 | 3.7 | 8 |
| November | 10 | 12 | 7 | 0 | 70 | 13 | 1.7 | 8 |
| December | 6 | 8 | 2 | -4 | 81 | 15 | 1.3 | 9 |
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 4.0 years before flowing out.
- Its catchment drains 468 km² of land.
- About 13 m³ of water flow out every second, on average.
Around the shore
What's around Attersee
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 30beaches and swimming spots
Freibadeplatz Sprinzensteinpark, Öffentlicher seezugang, Öffentlicher Badeplatz, Naturbadplatz Unterbuchberg 2, Naturbadplatz Unterbuchberg 1 and 25 more
- 11campsites
Seecamping Wiesinger, Seecamping Gruber, Camping Seefeld, Camping Grabner, Camping Wimroither Mühle and 6 more
- 45boat hire and water-sport clubs
Weissenbacheinlauf, Nautilus, Ofen, Schwarze Brücke, Steinschlag - Tafel and 40 more
- 31marinas and slipways
Union Yacht Club Attersee, SSVS, Camping Grabner, Segelclub Kammersee, SVW-YS and 26 more
- 14ferry piers
Attersee, Weißenbach am Attersee, Unterach am Attersee, Steinbach am Attersee, Stockwinkl and 9 more
- 40viewpoints
Elke Bankerl, Jubiläumsbaum, Dachsteinblick, Gerlhamer Moor, Waldlehrpfad Edelkastanienwald und Weingarten and 35 more
- 60hotels, B&Bs and chalets
Bramosen, Ferienwohnung Attersee, Seegasthof Stadler, Pension Reiter-Moravec, Jugendherberge JUTEL Weyregg and 55 more
- —fishing spots
- 83restaurants and cafés
Towns on the shore
- Lenzing2,981 people
- Seewalchen2,780 people
- Schörfling1,680 people
- Weyregg799 people
- Attersee401 people
- Steinbach am Attersee155 people
Nearest airport with scheduled flights: Salzburg Airport (SZG), 42 km in a straight line.
Car hire at SZG airport (Salzburg)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 | 1.0 | 2.5 | 7.4 | 13.6 | 17.6 | 21.4 | 23.3 | 23.1 | 18.0 | 13.4 | 7.2 | 2.2 |
| 2020 | +2.4 | +4.2 | +0.7 | +2.3 | −1.5 | −1.4 | −0.6 | +0.5 | +1.0 | −1.5 | +1.1 | +1.0 |
| 2021 | −0.7 | +3.6 | −0.5 | −3.2 | −3.0 | +2.3 | +0.8 | −2.6 | +1.8 | +0.1 | −0.7 | +0.1 |
| 2022 | +1.1 | +2.2 | +2.2 | −1.7 | +2.1 | +2.5 | +1.2 | +0.8 | −1.2 | +4.1 | +1.5 | +1.2 |
| 2023 | +2.8 | +1.5 | +1.8 | −3.7 | −0.5 | +0.8 | +1.4 | +0.6 | +4.9 | +4.3 | −0.1 | +2.3 |
| 2024 | +1.5 | +6.2 | +4.2 | +1.2 | +1.0 | +0.8 | +1.2 | +3.0 | +0.8 | +2.5 | −0.4 | +0.7 |
| 2025 | +2.2 | +2.5 | +2.8 | +1.7 | −1.5 | +3.3 | −0.7 | +0.8 | +2.2 | −1.2 | −0.1 | +2.0 |
+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 (Q698516) · 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.
