City in Turkiet

Istanbul Väder Prognos

Istanbul weather: 16°C, klart. Varje timme forecast, 14-day outlook, UV, air quality and the best time och visit.

🌙 16°C now🕔 6:51 AM local📅 Best: juni, juli and augusti👥 15.6 million

Istanbul weather in oktober

21°
average high · low 14°C
★★★★☆
ranked #6 of 12 months

A good month och visit Istanbul.

Average high21°C
Average low14°C
Mean17°C
Regnfall65 mm

oktober runs 1°C warmer than the annual average in Istanbul.

Compare med september or november.

Väder map for Istanbul

Animated model layers. Pick a layer och load it.

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Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.

Klimat in Istanbul month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfebmaraprmajjunjulaugsepoktnovdecLine: average high · Bars: rainfall
MånadAvg highAvg lowRegnfallRating
januari11°5°110 mm★★★☆☆
februari11°5°71 mm★★★☆☆
mars14°6°81 mm★★★☆☆
april18°9°56 mm★★★★☆
maj22°13°67 mm★★★★☆
juni29°19°7 mm★★★★★
juli31°21°23 mm★★★★★
augusti30°22°12 mm★★★★★
september26°18°45 mm★★★★☆
oktober21°14°65 mm★★★★☆
november17°11°128 mm★★★☆☆
december12°7°103 mm★★★☆☆

Klimat type: Mediterranean. Källa: Open-Meteo archive (ERA5).

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.

januari★★★☆☆
februari★★★☆☆
mars★★★☆☆
april★★★★☆
maj★★★★☆
juni★★★★★
juli★★★★★
augusti★★★★★
september★★★★☆
oktober★★★★☆
november★★★☆☆
december★★★☆☆

What och pack, what och skip

Pack for the next 7 days
  • Normal seasonal clothing - nothing unusual is needed this week
Worth avoiding
  • If your dates are flexible, avoid januari, februari and december - historically the least comfortable months here.

How Istanbul compares med nearby places

Annual averages, and the difference against Istanbul.

PlaceDistanceAvg tempvs hereAnnual rain
Romania447 km14°C3°C cooler626 mm
Bulgaria505 km12°C4°C cooler567 mm
Mykonos506 km19°C+3°C warmer402 mm
Rhodes513 km21°C+5°C warmer469 mm
Athens International Airport551 km18°C+2°C warmer487 mm

Se prognosen för Istanbul per tidsintervall

Istanbul weather - more answers

Explore Istanbul

Every topic we hold for this place, and the same topic for the places around it.

Väder 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 16°C (61°F) med klart. Luftfuktighet is 73% and wind is 12 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 6:51 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 dataUSPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts.
Prognos and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klimat averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, 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 1, 2026 at 6:51 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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