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Live ranking
Best swimming weather today
Water temperature, air, wind and rain in one current ranking to help you choose a lake.
20
lakes with complete water and weather data
Current swimming conditions
100 points indicates especially pleasant conditions. The individual values remain visible so the ranking is transparent.
RankLakeWaterSwim score
- 01
Lake LuganoSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 30.5 °C · Wind 3.2 km/h · Rain 24 h 0.0 mmSwim score: 99/10029.3°Water99/100Air 30.5 °C · Wind 3.2 km/h · Rain 24 h 0.0 mm→
- 02
Lake GreifenSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 29.4 °C · Wind 7.2 km/h · Rain 24 h 0.0 mmSwim score: 98/10029.3°Water98/100Air 29.4 °C · Wind 7.2 km/h · Rain 24 h 0.0 mm→
- 03Lake BaldeggSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 28.8 °C · Wind 6.8 km/h · Rain 24 h 0.0 mmSwim score: 98/10028.7°Water98/100Air 28.8 °C · Wind 6.8 km/h · Rain 24 h 0.0 mm→
- 04
Lake HallwilSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 28.8 °C · Wind 6.8 km/h · Rain 24 h 0.0 mmSwim score: 98/10028.1°Water98/100Air 28.8 °C · Wind 6.8 km/h · Rain 24 h 0.0 mm→
- 05
Lake ThunSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 30.0 °C · Wind 8.6 km/h · Rain 24 h 0.0 mmSwim score: 98/10024.2°Water98/100Air 30.0 °C · Wind 8.6 km/h · Rain 24 h 0.0 mm→
- 06
Lake SempachSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 28.8 °C · Wind 10.4 km/h · Rain 24 h 0.0 mmSwim score: 97/10027.9°Water97/100Air 28.8 °C · Wind 10.4 km/h · Rain 24 h 0.0 mm→
- 07
Lake ZugSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 29.6 °C · Wind 9.0 km/h · Rain 24 h 0.0 mmSwim score: 97/10027.8°Water97/100Air 29.6 °C · Wind 9.0 km/h · Rain 24 h 0.0 mm→
- 08
Lake MaggioreSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 31.4 °C · Wind 9.4 km/h · Rain 24 h 0.0 mmSwim score: 97/10027.1°Water97/100Air 31.4 °C · Wind 9.4 km/h · Rain 24 h 0.0 mm→
- 09Lake PfäffikonSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 29.0 °C · Wind 9.7 km/h · Rain 24 h 0.0 mmSwim score: 97/10026.7°Water97/100Air 29.0 °C · Wind 9.7 km/h · Rain 24 h 0.0 mm→
- 10
Lake GenevaSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 31.9 °C · Wind 10.4 km/h · Rain 24 h 0.0 mmSwim score: 97/10026.4°Water97/100Air 31.9 °C · Wind 10.4 km/h · Rain 24 h 0.0 mm→
- 11
Lake BielSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 29.7 °C · Wind 10.8 km/h · Rain 24 h 0.0 mmSwim score: 97/10025.9°Water97/100Air 29.7 °C · Wind 10.8 km/h · Rain 24 h 0.0 mm→
- 12
Lake ConstanceSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 27.8 °C · Wind 7.9 km/h · Rain 24 h 0.0 mmSwim score: 97/10025.5°Water97/100Air 27.8 °C · Wind 7.9 km/h · Rain 24 h 0.0 mm→
- 13
Lake MurtenSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 29.7 °C · Wind 13.7 km/h · Rain 24 h 0.0 mmSwim score: 96/10027.9°Water96/100Air 29.7 °C · Wind 13.7 km/h · Rain 24 h 0.0 mm→
- 14
Lake NeuchâtelSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 29.7 °C · Wind 13.7 km/h · Rain 24 h 0.0 mmSwim score: 96/10026.3°Water96/100Air 29.7 °C · Wind 13.7 km/h · Rain 24 h 0.0 mm→
- 15
Lake ZurichSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 26.2 °C · Wind 9.7 km/h · Rain 24 h 1.6 mmSwim score: 93/10027.5°Water93/100Air 26.2 °C · Wind 9.7 km/h · Rain 24 h 1.6 mm→
- 16
Lake BrenetsSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 24.0 °C · Wind 4.7 km/h · Rain 24 h 1.2 mmSwim score: 91/10024.9°Water91/100Air 24.0 °C · Wind 4.7 km/h · Rain 24 h 1.2 mm→
- 17
Lake JouxSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 24.3 °C · Wind 10.1 km/h · Rain 24 h 0.0 mmSwim score: 91/10024.7°Water91/100Air 24.3 °C · Wind 10.1 km/h · Rain 24 h 0.0 mm→
- 18
Lake SarnenSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoRain 24 h 0.0 mmSwim score: 65/10025.3°Water65/100Rain 24 h 0.0 mm→
- 19Lake LauerzSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoRain 24 h 1.8 mmSwim score: 64/10025.7°Water64/100Rain 24 h 1.8 mm→
- 20
Lake SilvaplanaSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 20.1 °C · Wind 13.7 km/h · Rain 24 h 1.6 mmSwim score: 64/10020.0°Water64/100Air 20.1 °C · Wind 13.7 km/h · Rain 24 h 1.6 mm→
- 21
Lake SilsSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 20.1 °C · Wind 13.7 km/h · Rain 24 h 1.6 mmSwim score: 63/10019.8°Water63/100Air 20.1 °C · Wind 13.7 km/h · Rain 24 h 1.6 mm→
- 22
Lake ÄgeriSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoWind 9.7 km/hSwim score: 62/10026.5°Water62/100Wind 9.7 km/h→
- 23
Lake St. MoritzSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoAir 20.8 °C · Wind 12.2 km/h · Rain 24 h 0.7 mmSwim score: 61/10018.7°Water61/100Air 20.8 °C · Wind 12.2 km/h · Rain 24 h 0.7 mm→
- 24
Lake BrienzSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoRain 24 h 0.0 mmSwim score: 56/10022.1°Water56/100Rain 24 h 0.0 mm→
- 25
Lake WalenSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoSwim score: 55/10025.4°Water55/100→
- 26
Lake LucerneSource: Alplakes (Eawag) – Simstrat-Modell · 3 hours agoSwim score: 55/10025.0°Water55/100→
How the swim score works
Water temperature has the greatest weight at up to 55 points. Air temperature contributes up to 25, while light wind and little rain over the past 24 hours add up to 10 each. Missing weather values receive no points and are not estimated.
The score describes comfort, not safety. It does not include local water quality, currents, thunderstorms, swimming restrictions or on-site conditions.