Weather in Istanbul
What's the weather like in Istanbul?
Istanbul has a wide swing between hot summers and cold winters and moderate rainfall spread across the year. Average daytime highs range from 9°C (48°F) in January to 29°C (84°F) in July, with overnight lows around 3°C (37°F) and 20°C (68°F) respectively.
For comfortable sightseeing temperatures (18–26°C daytime highs), the best months to visit Istanbul are May through June, and September through October.
Quick facts
- Country
- 🇹🇷 Turkey
- Region
- Europe
- Time zone
- Europe/Istanbul
- Coordinates
- 41.008, 28.978
Monthly climate
Long-run averages for each month of the year.
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 9°C / 48°F | 3°C / 37°F | 110 mm | 13 | — |
| February | 10°C / 50°F | 3°C / 37°F | 85 mm | 11 | — |
| March | 12°C / 54°F | 4°C / 39°F | 70 mm | 9 | — |
| April | 17°C / 63°F | 8°C / 46°F | 45 mm | 8 | — |
| May | 22°C / 72°F | 12°C / 54°F | 35 mm | 6 | — |
| June | 27°C / 81°F | 17°C / 63°F | 35 mm | 4 | — |
| July | 29°C / 84°F | 20°C / 68°F | 30 mm | 3 | — |
| August | 29°C / 84°F | 20°C / 68°F | 40 mm | 4 | — |
| September | 25°C / 77°F | 17°C / 63°F | 55 mm | 5 | — |
| October | 20°C / 68°F | 13°C / 55°F | 85 mm | 9 | — |
| November | 15°C / 59°F | 9°C / 48°F | 105 mm | 11 | — |
| December | 11°C / 52°F | 5°C / 41°F | 130 mm | 13 | — |
Istanbul by month
Detailed weather for any specific month:
Cities with a similar climate to Istanbul
Live forecast, sunrise/sunset, and more.