Best Time to Visit Istanbul
Türkiye · 30-year monthly climate averages
☀️ When to go
Based on 30 years of climate data, the most comfortable months to visit Istanbul are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.
Climate profile
Istanbul sees its warmest weather in August, when daytime highs average around 30°C, and its coolest in January (around 9°C).
Annual precipitation totals roughly 641mm — December is typically the wettest month (~88mm) and July the driest (~19mm).
Year at a glance
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
🔥 Recent heat vs normal
Daily forecast highs vs the 30-year normal — last 37 days
1/ 37
days ≥2°C above normal
32°C
highest recorded · August 4
-1.2°C
avg anomaly · vs 30-year normal
Each bar is one day: orange above normal, blue below.
Month by month
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 9° / 4°C | 74mm | 🤔 Fair |
| February | 10° / 4°C | 77mm | 🤔 Fair |
| March | 12° / 5°C | 61mm | 🤔 Fair |
| April | 17° / 9°C | 47mm | 👍 Good |
| May | 22° / 13°C | 33mm | 🌟 Great |
| June | 27° / 18°C | 31mm | 🌟 Great |
| July | 30° / 21°C | 19mm | 🌟 Great |
| August | 30° / 21°C | 23mm | 👍 Good |
| September | 26° / 17°C | 43mm | 🌟 Great |
| October | 21° / 14°C | 75mm | 🌟 Great |
| November | 16° / 9°C | 70mm | 👍 Good |
| December | 11° / 6°C | 88mm | 🤔 Fair |
FAQ
- What is the best time to visit Istanbul?
- Based on 30 years of climate data, the most comfortable months to visit Istanbul are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.
- What is the hottest month in Istanbul?
- August is typically the hottest month in Istanbul, with average daytime highs around 30°C.
- What is the rainiest month in Istanbul?
- December is usually the wettest month, with around 88mm of precipitation.