Istanbul Klimat and Average Väder
Klimat of Istanbul: average temperatures, rainfall and seasons month by month.
Klimat in Istanbul month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Månad | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januari | 11° | 5° | 110 mm | ★★★☆☆ |
| februari | 11° | 5° | 71 mm | ★★★☆☆ |
| mars | 14° | 6° | 81 mm | ★★★☆☆ |
| april | 18° | 9° | 56 mm | ★★★★☆ |
| maj | 22° | 13° | 67 mm | ★★★★☆ |
| juni | 29° | 19° | 7 mm | ★★★★★ |
| juli | 31° | 21° | 23 mm | ★★★★★ |
| augusti | 30° | 22° | 12 mm | ★★★★★ |
| september | 26° | 18° | 45 mm | ★★★★☆ |
| oktober | 21° | 14° | 65 mm | ★★★★☆ |
| november | 17° | 11° | 128 mm | ★★★☆☆ |
| december | 12° | 7° | 103 mm | ★★★☆☆ |
Klimat type: Mediterranean. Källa: Open-Meteo archive (ERA5).
Recent extremes in Istanbul
Högest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Istanbul compares med nearby places
Annual averages, and the difference against Istanbul.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Romania | 447 km | 14°C | 3°C cooler | 626 mm |
| Bulgaria | 505 km | 12°C | 4°C cooler | 567 mm |
| Mykonos | 506 km | 19°C | +3°C warmer | 402 mm |
| Rhodes | 513 km | 21°C | +5°C warmer | 469 mm |
| Athens International Airport | 551 km | 18°C | +2°C warmer | 487 mm |
Klimat by attraction in Istanbul
2 attractions mapped in this atlas
Klimat by airport in Istanbul
1 airports mapped in this atlas
Bästa tiden att besöka Istanbul
Go in juni, juli and augusti. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januari, februari and december - expect the least comfortable mix of heat, cold or rain.
What this means for Istanbul
Today is about average for oktober. The forecast high of 21°C is in line med the 21°C typical for this month.
Regn is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juni och augusti.
The gap between the warmest and coldest month averages 19°C.
What och pack, what och skip
- sönglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid januari, februari and december - historically the least comfortable months here.
Sammanfattning
Istanbul is a city in Turkiet. Istanbul is known for Hagia Sophia, bazaars and the Bosphorus. Befolkningen är cirka 15.6 million.
Just nu är det 15°C (59°F) in Istanbul med mest klart. Det känns som 15°C. I dag varierar temperaturen mellan 15°C och 21°C. Risken för nederbörd är 3%. Sightseeing conditions score 9.7/10 - utmärkt — åk nu.
Bästa tiden att besöka Istanbul is juni, juli and augusti. Klimatet är Mediterranean. januari, februari and december tend och be the least comfortable months. juli is the warmest month med average highs near 31°C, while februari is the coldest med lows near 5°C.
The closest major airport is Istanbul Airport (IST), about 35 km away. Nearby highlights include Blue Mosque and Hagia Sophia.
Enkelt förklarat. Today is about average for oktober. The forecast high of 21°C is in line med the 21°C typical for this month. The best window och be outside is roughly 1 PM och 4 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Istanbul today at 9.7/10. 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.
Quick facts about Istanbul
Väder map for Istanbul
Animated model layers. Pick a layer och load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore Istanbul
Every topic we hold for this place, and the same topic for the places around it.
Klimat for related places
Frequently asked questions
Where is Istanbul?
Istanbul is a city in Turkiet. Its coordinates are 41.0082, 28.9784. It lies in Europa.
What is the weather like in Istanbul just nu?
It is currently 15°C (59°F) med mest klart. Luftfuktighet is 82% and wind is 6 km/h.
When is the best time och visit Istanbul?
juni, juli and augusti offer the most comfortable conditions in Istanbul, which has a Mediterranean climate. januari, februari 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 3:06 AM.
How many people live in Istanbul?
Istanbul has a population of approximately 15.6 million.
What is the nearest airport och Istanbul?
The closest airports are Istanbul Airport (IST), 35 km away.
What are the top things och 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. |
|---|---|
| Prognos and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klimat 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 oktober 6, 2026 at 3:06 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
