Istanbul Vær Værmelding
Istanbul weather: 18°C, delvis skyet. Time for time forecast, 14-day outlook, UV, air quality and the best time til visit.
Will it rain in Istanbul?
No - rain is unlikely in Istanbul today.
A 10% chance means most of the area stays dry; a passing shower is possible but short.
Over the next 7 days, about 2 mm of precipitation is forecast, med the wettest days falling on fre.
The next 7 days look unusually dry - roughly 16% of a normal oktober week (2 mm against 15 mm).
16-day forecast for Istanbul
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| tor, okt 1 | ☁️ Overskyet | 20° / 16° | 10% | 28 km/h | 5 |
| fre, okt 2 | 🌦️ Light showers | 19° / 16° | 73% · 2 mm | 29 km/h | 4 |
| lør, okt 3 | ⛅ Delvis skyet | 20° / 16° | 25% | 31 km/h | 5 |
| søn, okt 4 | ☁️ Overskyet | 21° / 16° | 0% | 26 km/h | 5 |
| man, okt 5 | ⛅ Delvis skyet | 22° / 16° | 0% | 20 km/h | 3 |
| tir, okt 6 | ⛅ Delvis skyet | 22° / 16° | 0% | 21 km/h | 5 |
| ons, okt 7 | ⛅ Delvis skyet | 21° / 17° | 2% | 19 km/h | 4 |
| tor, okt 8 | ☁️ Overskyet | 23° / 16° | 17% | 8 km/h | 4 |
| fre, okt 9 | ☁️ Overskyet | 22° / 14° | 20% | 6 km/h | 5 |
| lør, okt 10 | ☁️ Overskyet | 24° / 16° | 9% | 6 km/h | 4 |
| søn, okt 11 | ☁️ Overskyet | 23° / 16° | 12% | 4 km/h | 4 |
| man, okt 12 | ☁️ Overskyet | 23° / 17° | 18% | 7 km/h | 4 |
| tir, okt 13 | ☁️ Overskyet | 27° / 17° | 16% | 11 km/h | 4 |
| ons, okt 14 | ☁️ Overskyet | 29° / 21° | 16% | 12 km/h | 2 |
| tor, okt 15 | ☁️ Overskyet | 27° / 19° | 24% | 11 km/h | 4 |
| fre, okt 16 | ☁️ Overskyet | 26° / 21° | 24% | 16 km/h | 4 |
What this means for Istanbul
Today is about average for oktober. The forecast high of 20°C is in line med the 21°C typical for this month.
A 10% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juni til august.
The gap between the warmest and coldest month averages 19°C.
What til pack, what til skip
- Normal seasonal clothing - nothing unusual is needed this week
- If your dates are flexible, avoid januar, februar and desember - historically the least comfortable months here.
Se prognosen for Istanbul etter tidsintervall
Istanbul weather - more answers
Explore Istanbul
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Frequently asked questions
Where is Istanbul?
Istanbul is a city in Tyrkia. Its coordinates are 41.0082, 28.9784. It lies in Europa.
What is the weather like in Istanbul akkurat nå?
It is currently 18°C (64°F) med delvis skyet. Luftfuktighet is 68% and wind is 20 km/h.
When is the best time til visit Istanbul?
juni, juli and august offer the most comfortable conditions in Istanbul, which has a Mediterranean climate. januar, februar and desember 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 11:42 AM.
How many people live in Istanbul?
Istanbul has a population of approximately 15.6 million.
What is the nearest airport til Istanbul?
The closest airports are Istanbul Airport (IST), 35 km away.
What are the top things til 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. |
|---|---|
| Værmelding and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima 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 1, 2026 at 11:42 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
