Best Time to Visit Istanbul
April, May, September, October, November
The best months to visit Istanbul: April, May, September, October, November. Use this window for the best balance of weather, cost, and activities.
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Climate Overview
Temperate climate with warm summers (28°C) and cool winters (7°C). Spring (April–May) and autumn (Sept–Nov) are the sweet spots — mild weather, fewer crowds.
Month-by-Month Calendar
The Four Seasons
Spring is prime time for Istanbul. Temperate climate with warm summers (28°C) and cool winters (7°C). Spring (April–May) and autumn (Sept–Nov) are the sweet spots — mild weather, fewer crowds.
Summer in Istanbul: Temperate climate with warm summers (28°C) and cool winters (7°C). Spring (April–May) and autumn (Sept–Nov) are the sweet spots — mild weather, fewer crowds.
Autumn / Fall is prime time for Istanbul. Temperate climate with warm summers (28°C) and cool winters (7°C). Spring (April–May) and autumn (Sept–Nov) are the sweet spots — mild weather, fewer crowds.
Winter in Istanbul: Temperate climate with warm summers (28°C) and cool winters (7°C). Spring (April–May) and autumn (Sept–Nov) are the sweet spots — mild weather, fewer crowds.
What to Pack?
Layer up in spring/autumn. Light summer clothes June–Aug. Warm coat for winter. Scarf required when entering mosques.