Istanbul weather in June
June in Istanbul: warm, a little rain, with very humid — an excellent time to visit.
#3 of 12 months in Istanbul · #181 of 604 destinations to visit in June · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Istanbul climate normals — June
| Daytime high | 25°C / 77°F | 🌤 warm |
|---|---|---|
| Nighttime low | 19°C / 65°F | |
| Feels like (high) | 27°C / 81°F | |
| Rainfall | 33 mm / 1.3 in | 🌦 some rain |
| Rainy days | 7 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | 17°C / 62°F | |
| Sunshine | 13.2 h/day | |
| Daylight | 15.1 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 53 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Istanbul in June — FAQ
- Is June a good time to visit Istanbul?
- June in Istanbul: warm, a little rain, with very humid — an excellent time to visit. It ranks #3 of 12 months for Istanbul on SeasonMap's comfort score (87/100).
- What is the weather like in Istanbul in June?
- In June, Istanbul averages a daily high of 24.9°C and a low of 18.6°C, with about 32.5 mm of rain over roughly 7.4 rainy days.
- What is the air quality in Istanbul in June?
- Istanbul has a mean US Air Quality Index of about 53 in June.