How accurate is the forecast for Guichen?

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

Météo proche

Villes près de Guichen

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

7.2 km Bruz FR View forecast 10.4 km Chartres-de-Bretagne FR View forecast 11.8 km Châtillon-sur-Seiche FR View forecast 12.1 km Saint-Jacques-de-la-Lande FR View forecast 12.5 km Mordelles FR View forecast 14.9 km Le Rheu FR View forecast 15.8 km Bain-de-Bretagne FR View forecast 16.8 km Vern-sur-Seiche FR View forecast

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