How accurate is the forecast for Lancy?

Forecasts are pulled from leading meteorological models and refreshed automatically every 30 minutes. Short-range accuracy (next 24 hours) is typically within 1–2°C and 80–90% for precipitation.

How often is the data updated?

Current conditions and the hourly outlook refresh every 30 minutes; daily forecasts every hour.

What does the air-quality (AQI) value mean?

We display the European AQI on a scale from Good (0–20) to Extremely poor (>100), blending PM2.5, PM10, NO₂ and O₃.

Clima Map

Lancy CH

June 17, 2026 · 2:47 am

18^°

Mayormente despejado

Sensación 18°C

Humedad: 70%
Viento: 2 km/h WSW
Presión: 1020 hPa
Cloud: 16%

Clima cercano

Ciudades cerca de Lancy

Compare weather conditions in surrounding cities and open any local forecast instantly.

1.1 km Onex CH View forecast 2.1 km Carouge CH View forecast 2.4 km Plan-les-Ouates CH View forecast 2.8 km Genève CH View forecast 3.3 km Bernex CH View forecast 3.6 km Les Avanchets CH View forecast 3.8 km Vernier CH View forecast 4.7 km Le Grand-Saconnex CH View forecast

Weather notice Forecasts are for general planning. During severe weather, follow official alerts and local authority instructions.