Istanbul Weather Forecast
Istanbul weather: 75°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Istanbul is a city in Turkey. Istanbul is known for Hagia Sophia, bazaars and the Bosphorus. It has a population of about 15.6 million.
Right now it is 75°F (24°C) in Istanbul with clear. It feels like 79°F. Today runs from 74°F to 89°F. Chance of precipitation is 0%. Sightseeing conditions score 9.7/10 - excellent - go now.
The best time to visit Istanbul is June, July and August. The climate is Mediterranean. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 88°F, while February is the coldest with lows near 40°F.
The closest major airport is Istanbul Airport (IST), about 22 mi away. Nearby highlights include Blue Mosque and Hagia Sophia.
In plain terms. Today is slightly warmer than average for August. The forecast high of 89°F is 2.7°F above the 86°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Istanbul today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Active alerts for Istanbul
Derived from the forecast. No official alert feed is wired for this country yet.
Weather in Istanbul right now
Source: Open-Meteo. Updated 10:09 PM, Aug 5 local time.
See the Istanbul forecast by time range
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Istanbul
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Wed, Aug 5 | ⛅ Partly cloudy | 89° / 74° | 0% | 14 mph | 7 |
| Thu, Aug 6 | ⛅ Partly cloudy | 86° / 73° | 0% | 12 mph | 7 |
| Fri, Aug 7 | ⛅ Partly cloudy | 85° / 73° | 0% | 11 mph | 7 |
| Sat, Aug 8 | 🌥️ Fog | 85° / 70° | 0% | 13 mph | 7 |
| Sun, Aug 9 | ⛅ Partly cloudy | 86° / 73° | 8% | 16 mph | 7 |
| Mon, Aug 10 | ⛅ Partly cloudy | 85° / 74° | 4% | 11 mph | 7 |
| Tue, Aug 11 | ⛅ Partly cloudy | 85° / 73° | 0% | 10 mph | 7 |
| Wed, Aug 12 | 🌤️ Mainly clear | 85° / 73° | 12% | 16 mph | 7 |
| Thu, Aug 13 | 🌤️ Mainly clear | 85° / 73° | 8% | 15 mph | 7 |
| Fri, Aug 14 | ☀️ Clear sky | 86° / 73° | 4% | 13 mph | 7 |
| Sat, Aug 15 | ☁️ Overcast | 85° / 73° | 2% | 10 mph | 7 |
| Sun, Aug 16 | ☁️ Overcast | 91° / 72° | 2% | 10 mph | 7 |
| Mon, Aug 17 | ⛈️ Thunderstorm | 80° / 70° | 8% · 0,3 in | 9 mph | 7 |
| Tue, Aug 18 | 🌦️ Light drizzle | 85° / 68° | 6% · 0,0 in | 5 mph | 7 |
| Wed, Aug 19 | ☁️ Overcast | 90° / 72° | 9% | 12 mph | 7 |
| Thu, Aug 20 | ☀️ Clear sky | -- / -- | 5% | -- | — |
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).
Weather map for Istanbul
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Istanbul
Pollen today
Pollen is modelled for Europe only; other regions show no values.
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
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.
Weather by attraction in Istanbul
2 attractions mapped in this atlas
Weather by airport in Istanbul
1 airports mapped in this atlas
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 10:09 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 10:09 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
