Lake Zug
Lake Zug is a Swiss lake (Zug, Schwyz, Lucerne) at 413 m, covering 38 km² with a maximum depth of 198 m. Typical winds: Westwind, Bise, Föhn. Main shores and access points: Zug, Cham, Arth, Walchwil, Immensee, Oberwil. 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 Zug: 1991–2020 normals
In Lake Zug (413 m), the mean annual temperature is 10.4 °C. The warmest month is July (19.7 °C on average) and the coldest January (1.4 °C). About 1074 mm of precipitation falls per year, peaking in August (137 mm) with a minimum in January (52 mm). The sun shines for about 1612 hours a year, mostly in July (221 h). On average there are 74 frost days and 11 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.2 °C and the absolute minimum −8.1 °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 | 1.4 °C | 12.0 °C | −7.6 °C | 52 | 53 | 20 | 0 |
| Feb | 2.3 °C | 13.9 °C | −7.3 °C | 53 | 83 | 18 | 0 |
| Mar | 6.2 °C | 19.3 °C | −4.2 °C | 58 | 138 | 10 | 0 |
| Apr | 10.2 °C | 23.7 °C | −1.0 °C | 81 | 172 | 2 | 1 |
| May | 14.3 °C | 27.9 °C | 3.5 °C | 126 | 184 | 0 | 4 |
| Jun | 18.0 °C | 31.5 °C | 7.7 °C | 128 | 201 | 0 | 12 |
| Jul | 19.7 °C | 32.2 °C | 10.0 °C | 133 | 221 | 0 | 16 |
| Aug | 19.2 °C | 31.6 °C | 9.3 °C | 137 | 207 | 0 | 14 |
| Sep | 15.1 °C | 27.1 °C | 5.4 °C | 91 | 153 | 0 | 4 |
| Oct | 10.7 °C | 22.4 °C | 1.2 °C | 79 | 103 | 1 | 0 |
| Nov | 5.3 °C | 16.6 °C | −3.5 °C | 65 | 55 | 7 | 0 |
| Dec | 2.1 °C | 12.8 °C | −8.1 °C | 72 | 42 | 17 | 0 |
| Year | 10.4 °C | 32.2 °C | −8.1 °C | 1074 | 1612 | 74 | 52 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Cham (7 km, 443 m), Luzern (17 km, 454 m), Wädenswil (18 km, 485 m), adjusted to the elevation of Lake Zug (413 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Swiss lakes
- Weather Lake Ägeri (11 km · 724 m)
- Weather Lake Lucerne (15 km · 434 m)
- Weather Lake Zurich (21 km · 406 m)
- Weather Lake Sempach (25 km · 504 m)
- Weather Lake Hallwil (26 km · 449 m)
- Weather Lake Greifen (29 km · 435 m)
Nearby municipalities
- Weather Meierskappel (4 km)
- Weather Risch (4 km)
- Weather Walchwil (5 km)
- Weather Arth (6 km)
- Weather Zug (6 km)
- Weather Gisikon (6 km)
- Weather Baar (6 km)
- Weather Udligenswil (7 km)
Swiss lakes Weather Meierskappel
Frequently asked questions about the weather: Lake Zug
What is the wind like on Lake Zug today?
The “Wind on the lake” section shows hourly average wind speed, gusts and direction for the next 24 hours, computed over the lake (413 m).
Can you swim in Lake Zug?
In summer (June to September) lowland lakes usually reach 18–24 °C at the surface; there are many public beaches and lidos. Check the air temperature, sunshine and UV index above to pick your slot.
What are the typical winds on Lake Zug?
Characteristic winds: Westwind, Bise, Föhn. Storm warnings on Swiss lakes are signalled by flashing lights (40 flashes/min = caution, 90 = storm).
What is the warmest month in Lake Zug?
The warmest month in Lake Zug is July, averaging 19.7 °C (1991–2020 normal). The coldest is January at 1.4 °C.
How much does it rain in Lake Zug per year?
Lake Zug receives about 1074 mm of precipitation a year. The wettest month is August (137 mm), the driest January (52 mm).
When is the best time to visit Lake Zug?
For warmth and sunshine: July (19.7 °C on average, 221 h of sun). The coldest month is January (1.4 °C). Check the 15-day forecast above for your dates.