Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the MarketUK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Lyon’s weather today, as shown in the live forecast above, brings a high of around 8–10°C and a low near 2–4°C under partly cloudy skies. December in the Rhône valley is typically cool and damp, with occasional frosts and an average of 10–12 rainy days during the month.
What is the typical weather in Lyon this December?
Daytime highs in Lyon during December average 6–8°C, while overnight lows often drop to 1–3°C. The city sees about 60–70 mm of rainfall over the month, with snow possible but infrequent – usually one or two light dustings. Sunshine is limited to roughly two hours per day, making it one of the gloomier months.
How does Lyon’s climate compare to southern UK cities?
Lyon sits further south than most of the UK, so its winter temperatures are broadly similar to Bristol or London, though nights can be colder due to its inland position. Summer highs in Lyon regularly exceed 30°C, far hotter than typical UK summers. For UK travellers, the 10-day forecast is a useful planning tool before heading to the continent.
Does it snow in Lyon in December?
Light snow falls on about two days per December, but accumulations are usually small and melt quickly. The city’s low altitude (170 m) and urban heat island effect limit significant snowfall, unlike the nearby Alps.
How accurate are 14-day forecasts for Lyon?
Forecasts beyond 7–10 days have lower reliability. A 10-day outlook gives a reasonable trend, but day-to-day details may shift. For the most reliable data, check the live forecast above or refer to lyon weather bbc updates.
What is the best time to visit Lyon for mild weather?
Late spring (May–June) and early autumn (September–October) offer the most comfortable conditions, with highs of 20–25°C and lower rainfall than winter. July and August can be very hot, often exceeding 30°C.
For a broader view of UK conditions, see our UK weather hub or compare with Birmingham weather. If you’re planning a trip further ahead, consider checking lyon weather forecast 15 days or lyon weather forecast 30 days for long-range trends. All temperatures on this page are given in lyon weather celsius.