Best Time to Visit Istanbul
Best time: Jul, Aug, Jun, May.
Aug is warmest (27.8°C high); Dec is rainiest (98 mm).
Istanbul weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 8.2 | 3.8 | 85 | 6 |
| Feb | 8.9 | 3.9 | 71 | 7 |
| Mar | 11.1 | 5.3 | 73 | 8.5 |
| Apr | 15.3 | 8.5 | 47 | 10.2 |
| May | 20.2 | 13.4 | 37 | 12.2 |
| Jun | 24.9 | 18.1 | 37 | 13.1 |
| Jul | 27.5 | 20.7 | 20 | 13.6 |
| Aug | 27.8 | 21.4 | 21 | 12.7 |
| Sep | 24 | 18.1 | 46 | 10.9 |
| Oct | 19.2 | 14.1 | 78 | 8.3 |
| Nov | 14.3 | 9.6 | 72 | 6.9 |
| Dec | 10.1 | 6 | 98 | 5.3 |
Average high temperature
Best months by activity
Overall: JulAugJunMay
Beaches: JulAugJunSep
Hiking: MayJunJulApr
Sightseeing: JulAugJunMay
Istanbul quick facts
- Timezone
- Europe/Istanbul
- Currency
- Lira (TRY)
- Language
- Turkish
- Plug / voltage
- C & F · 230 V
- Dialing code
- +90
What to pack
Cold months (Jan, Feb): warm layers and a coat.
Wet months (Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Istanbul?
Jul, Aug, Jun, May.
What is the rainiest month?
Dec, about 98 mm.
What is the warmest month?
Aug, with average highs of 27.8°C.
Where to stay
Book Istanbul hotels · Istanbul tours & activities
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.