Lake Davos
Lake Davos is a Swiss lake (Graubünden) at 1560 m, covering 0.59 km² with a maximum depth of 54 m. Typical winds: Talwind (thermisch, nachmittags), Surfen. Main shores and access points: Davos Dorf, Wolfgang, Seehofseeli. The weather above is computed over the middle of the lake; the “Wind on the lake” section details hourly speed, gusts and direction — for sailing, windsurfing, paddling, fishing or swimming.
Climate of Lake Davos: 1991–2020 normals
In Lake Davos (1560 m), the mean annual temperature is 4.2 °C. The warmest month is July (13.0 °C on average) and the coldest January (−4.2 °C). About 1061 mm of precipitation falls per year, peaking in August (151 mm) with a minimum in February (54 mm). The sun shines for about 1725 hours a year, mostly in July (187 h). On average there are 185 frost days per year. The mean monthly maximum reaches 25.9 °C and the absolute minimum −17.1 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) | Sunshine (h) | Frost days | Summer days |
|---|---|---|---|---|---|---|---|
| Jan | −4.2 °C | 6.7 °C | −16.7 °C | 71 | 111 | 31 | 0 |
| Feb | −3.9 °C | 9.1 °C | −17.1 °C | 54 | 120 | 28 | 0 |
| Mar | −0.5 °C | 12.3 °C | −13.7 °C | 58 | 154 | 29 | 0 |
| Apr | 3.1 °C | 16.0 °C | −8.6 °C | 56 | 152 | 21 | 0 |
| May | 7.5 °C | 20.5 °C | −2.4 °C | 90 | 154 | 6 | 0 |
| Jun | 11.2 °C | 24.7 °C | 0.6 °C | 130 | 169 | 1 | 1 |
| Jul | 13.0 °C | 25.9 °C | 2.8 °C | 135 | 187 | 0 | 2 |
| Aug | 12.8 °C | 25.2 °C | 2.3 °C | 151 | 179 | 0 | 2 |
| Sep | 9.0 °C | 21.3 °C | −0.8 °C | 97 | 160 | 3 | 0 |
| Oct | 5.4 °C | 18.8 °C | −5.3 °C | 77 | 144 | 12 | 0 |
| Nov | 0.3 °C | 13.6 °C | −11.1 °C | 72 | 102 | 24 | 0 |
| Dec | −3.1 °C | 7.9 °C | −15.2 °C | 70 | 93 | 30 | 0 |
| Year | 4.2 °C | 25.9 °C | −17.1 °C | 1061 | 1725 | 185 | 6 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Davos (1 km, 1594 m), Weissfluhjoch (4 km, 2691 m), Arosa (13 km, 1878 m), adjusted to the elevation of Lake Davos (1560 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Swiss lakes
- Weather Lake St. Moritz (37 km · 1768 m)
- Weather Lake Silvaplana (41 km · 1791 m)
- Weather Lake Cauma (43 km · 997 m)
- Weather Lake Sils (45 km · 1797 m)
- Weather Lake Walen (60 km · 419 m)
- Weather Lake Poschiavo (63 km · 962 m)
Nearby municipalities
- Weather Davos (5 km)
- Weather Conters im Prättigau (9 km)
- Weather Klosters (11 km)
- Weather Fideris (11 km)
- Weather Küblis (12 km)
- Weather Luzein (17 km)
- Weather Furna (18 km)
- Weather Jenaz (18 km)
Frequently asked questions about the weather: Lake Davos
What is the wind like on Lake Davos today?
The “Wind on the lake” section shows hourly average wind speed, gusts and direction for the next 24 hours, computed over the lake (1560 m).
Can you swim in Lake Davos?
At 1560 m the water stays cold all year (often below 15 °C in summer): swimming is for the brave, mostly in July–August. Check the air temperature, sunshine and UV index above to pick your slot.
What are the typical winds on Lake Davos?
Characteristic winds: Talwind (thermisch, nachmittags), Surfen. Storm warnings on Swiss lakes are signalled by flashing lights (40 flashes/min = caution, 90 = storm).
What is the warmest month in Lake Davos?
The warmest month in Lake Davos is July, averaging 13.0 °C (1991–2020 normal). The coldest is January at −4.2 °C.
How much does it rain in Lake Davos per year?
Lake Davos receives about 1061 mm of precipitation a year. The wettest month is August (151 mm), the driest February (54 mm).
When is the best time to visit Lake Davos?
For warmth and sunshine: July (13.0 °C on average, 187 h of sun). The coldest month is January (−4.2 °C). Check the 15-day forecast above for your dates.