Istanbul Weather Forecast
Istanbul weather: 75°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Istanbul weather in July
Weather map for Istanbul
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in Istanbul month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 51° | 42° | 4,3 in | ★★★☆☆ |
| February | 51° | 40° | 2,8 in | ★★★☆☆ |
| March | 58° | 43° | 3,2 in | ★★★☆☆ |
| April | 64° | 48° | 2,2 in | ★★★★☆ |
| May | 71° | 55° | 2,6 in | ★★★★☆ |
| June | 84° | 66° | 0,3 in | ★★★★★ |
| July | 88° | 70° | 0,7 in | ★★★★★ |
| August | 86° | 71° | 0,3 in | ★★★★★ |
| September | 80° | 65° | 2,2 in | ★★★★☆ |
| October | 69° | 56° | 2,6 in | ★★★★☆ |
| November | 62° | 51° | 5,0 in | ★★★☆☆ |
| December | 54° | 45° | 4,1 in | ★★★☆☆ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
Best time to visit Istanbul
Go in June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
How Istanbul compares with nearby places
Annual averages, and the difference against Istanbul.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Romania | 278 mi | 56°F | 37°F cooler | 25 in |
| Bulgaria | 314 mi | 54°F | 39°F cooler | 23 in |
| Mykonos | 314 mi | 67°F | +38°F warmer | 16 in |
| Rhodes | 319 mi | 70°F | +41°F warmer | 18 in |
| Athens International Airport | 342 mi | 65°F | +36°F warmer | 19 in |
See the Istanbul forecast by time range
Istanbul weather - more answers
Explore Istanbul
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Istanbul?
Istanbul is a city in Turkey. Its coordinates are 41.0082, 28.9784. It lies in Europe.
What is the weather like in Istanbul right now?
It is currently 75°F (24°C) with clear. Humidity is 75% and wind is 5 mph.
When is the best time to visit Istanbul?
June, July and August offer the most comfortable conditions in Istanbul, which has a Mediterranean climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Istanbul in?
Istanbul observes Europe/Istanbul (UTC+03:00). The local time is 10:21 PM.
How many people live in Istanbul?
Istanbul has a population of approximately 15.6 million.
What is the nearest airport to Istanbul?
The closest airports are Istanbul Airport (IST), 22 mi away.
What are the top things to do in Istanbul?
Popular options include Blue Mosque and Hagia Sophia.
What places are in Istanbul?
Istanbul covers 3 places in this atlas, including Blue Mosque, Hagia Sophia and Istanbul Airport.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 5, 2026 at 10:21 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
