Home › Weather › Istanbul Weather
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Trade Wire UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above before heading out in Istanbul; it gives you a reliable snapshot of current conditions, though the city’s weather can shift quickly between seasons and even within a single day.
What kind of weather does Istanbul usually have?
Istanbul sits on the border between Europe and Asia, with a climate that blends Mediterranean and humid subtropical influences. Summers are warm to hot, often humid, while winters are cool and wet. The Bosphorus can bring sudden breezes, so a light layer is wise even in summer. For long-range planning, you might look at UK-style 10-day forecasts for comparison, but the live update above remains your most immediate aid.
When should I visit for the best weather?
Spring (April to June) and autumn (September to November) offer mild temperatures and lower humidity, making sightseeing comfortable. July and August can see highs around 30°C, while January and February often hover near 5°C with rain or occasional snow. If you’re checking Istanbul weather in February or December, expect cooler, wetter days. Those looking up “weather in Istanbul 10 days” or “Istanbul weather 14 days” will find that conditions are generally stable in these shoulder months.
Frequently asked questions about Istanbul weather
Does it snow in Istanbul?
Yes, but heavy snow is uncommon. January and February can bring a few snow days, often melting quickly. The city’s hills and higher neighbourhoods may see more accumulation, but the Bosphorus rarely freezes.
How hot does Istanbul get in summer?
Daytime highs in July and August typically reach 28–31°C, with humidity making it feel warmer. Nights stay around 20°C. Heatwaves can push temperatures above 35°C, but the sea breeze offers some relief.
What is the best month for clear skies?
May and September often have the most sunshine and least rain. For those searching “weather Istanbul 30 days” ahead, these months consistently show lower cloud cover and comfortable temperatures for outdoor activities.