Lake · Austria
Achensee
Lake in Tyrol
- Area
- 6.5km²
- Max depth
- 133m
- Average depth
- 36m
- Elevation
- 923m a.s.l.
- Shoreline
- 20km
- Volume
- 0.238km³
Achensee is a lake in Austria. It covers 6.5 km². On average it is 36 m deep, and 133 m at its deepest point. Its surface lies 923 m above sea level.
Plan your visit
Stay, sail and get there
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The water
How warm is Achensee?
The water is warmest in July, around 18 °C at the surface, and coldest in February, around 2 °C. It rarely averages 20 °C, but it stays above 17 °C from July to August: brisk, refreshing swimming.
It does not normally freeze in winter.
On the shore, afternoons reach 21 °C on average in July and 0 °C in January. The driest month is February (66 mm of rain), the wettest August (179 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (137 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 | 2 | 3 | 0 | -9 | 83 | 13 | 3.3 | 7 |
| February | 2 | 2 | 1 | -8 | 66 | 12 | 4.6 | 7 |
| March | 3 | 4 | 5 | -4 | 81 | 16 | 5.5 | 6 |
| April | 6 | 8 | 11 | 0 | 83 | 15 | 6.0 | 6 |
| May | 11 | 13 | 15 | 4 | 144 | 20 | 6.1 | 6 |
| June | 16 | 17 | 19 | 9 | 170 | 21 | 7.0 | 5 |
| July | 18 | 19 | 21 | 10 | 173 | 21 | 7.3 | 5 |
| August | 18 | 19 | 20 | 10 | 179 | 20 | 6.8 | 5 |
| September | 16 | 17 | 16 | 6 | 118 | 15 | 5.5 | 5 |
| October | 12 | 14 | 12 | 2 | 93 | 14 | 4.6 | 6 |
| November | 8 | 9 | 6 | -2 | 70 | 13 | 3.0 | 6 |
| December | 4 | 6 | 1 | -7 | 73 | 14 | 2.8 | 7 |
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 3.0 years before flowing out.
- Its catchment drains 93 km² of land.
- About 2.5 m³ of water flow out every second, on average.
Around the shore
What's around Achensee
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- —beaches and swimming spots
- 4campsites
Alpen Caravan Park Achensee, Achensee Camping Schwarzenau, Seecamping Wimmer, Karwendel Camping
- 8boat hire and water-sport clubs
Die Segelschule, TCI-Parcours, Elektroboot-Vermietung, Schwarzenau Süd, Hechenberg Süd and 3 more
- 4marinas and slipways
Segelclub TWV Achensee, Yachtklub Achenkirch YKA
- 7ferry piers
Achenseehof / Seehofkapelle, Buchau, Seespitz / Achenseebahn, Scholastika / Achenkirch, Gaisalm and 2 more
- 17viewpoints
Prälatenbuche, Kaiser-Maximilian-Rast, Hochried, Ebenerblick, Dalfazer Wasserfall, Häuserer Bichl and 12 more
- 164hotels, B&Bs and chalets
Seehotel Einwaller, Sporthotel Alpenrose Wellness Residenz, Ferienhaus Felkel, Hotel Sankt Georg zum See, Haus Vanda and 159 more
- —fishing spots
- 48restaurants and cafés
Towns on the shore
- Maurach2,458 people
- Achenkirch2,185 people
- Eben am Achensee
Nearest airport with scheduled flights: Innsbruck Airport (INN), 34 km in a straight line.
Car hire at INN airport (Innsbruck)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 | -0.4 | 0.6 | 5.2 | 10.9 | 15.1 | 19.0 | 20.7 | 20.4 | 15.7 | 11.6 | 5.6 | 0.7 |
| 2020 | +3.1 | +3.3 | +0.7 | +2.8 | −1.0 | −1.4 | −0.1 | +0.8 | +1.3 | −1.8 | +2.4 | +0.4 |
| 2021 | −1.3 | +3.4 | −0.6 | −3.1 | −3.1 | +2.3 | +0.4 | −2.2 | +2.3 | −0.5 | −0.7 | +0.1 |
| 2022 | +1.1 | +1.5 | +2.6 | −1.2 | +2.0 | +3.0 | +1.7 | +1.0 | −0.6 | +4.5 | +1.1 | +1.0 |
| 2023 | +1.3 | +2.3 | +2.2 | −3.3 | −0.5 | +1.3 | +1.1 | +1.4 | +5.0 | +3.8 | −1.6 | +1.3 |
| 2024 | +1.3 | +5.4 | +3.2 | +0.6 | +0.9 | +0.5 | +1.8 | +3.0 | ±0.0 | +2.3 | +1.1 | +0.5 |
| 2025 | +2.2 | +3.9 | +2.9 | +2.1 | −1.2 | +3.8 | −1.1 | +0.7 | +1.8 | −1.3 | −0.2 | +2.2 |
+1 warmer than usual −1 cooler than usual
GermanyAbout 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 (Q615711) · 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.
