Chamonix Weather
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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Leeds Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Chamonix sits at 1,035 metres in the French Alps, so the live forecast above will often differ from valley conditions. Expect cooler temperatures, snow above 1,800 metres in winter, and afternoon thunderstorms in summer.
What is the weather like in Chamonix this week?
The live forecast above gives a reliable snapshot for the town centre. For mountain conditions, check the chamonix weather webcam feeds and local bulletins. Summit temperatures can be 10°C lower than in the valley, and wind speeds increase significantly above the tree line.
For a longer view, the chamonix weather forecast 15 days provides a general trend, though accuracy drops beyond day seven. The chamonix weather forecast 30 days is useful only for pattern recognition, not exact peaks.
How does the weather change by season?
Chamonix weather by month shows a clear alpine rhythm. December to March brings regular snowfall, with chamonix weather december averaging 3–5 snowy days per week. Summer (June–August) is mild at valley level, but the high mountains can see snow any month. Autumn often delivers clear, crisp days ideal for hiking – but be prepared for sudden changes.
For detailed planning, the chamonix weather 14 days forecast and the weather in chamonix-mont-blanc 10 days outlook are both available from BBC Weather. The chamonix weather bbc page also offers hourly breakdowns for the next 48 hours.
Is it snowing in Chamonix right now?
Check the live forecast above for current precipitation type. For real-time conditions, view the chamonix weather webcam at the Aiguille du Midi or the town square. Snow depth reports are updated daily by resort offices.
What should I pack for a week in Chamonix?
Layers are essential. A waterproof shell, fleece, and gloves work for winter; summer still needs a warm jacket for evenings. Sun protection is vital at altitude. Always carry a map and check the chamonix weather forecast 15 days before heading out.
When is the best time to visit Chamonix for good weather?
July and August offer the most stable conditions for hiking, with long daylight hours. Skiers prefer January–March for reliable snow. Spring (April–May) can be slushy, autumn (September–October) often has clear skies but colder nights. The live forecast above will help you decide.
For the latest UK conditions, visit our UK weather hub or see the 10 Day Weather Forecast UK. If you’re planning a trip from the UK, the Bristol Weather page may help with departure planning.
