When to go · Istanbul
Istanbul in August
Mixed month. Hot; markets quiet in the afternoon.
Key facts
- Verdict
- Mixed
- Temperature
- 29°C (84°F)84°F (29°C) / 21°C (70°F)70°F (21°C)
- average high / low
- Rain days
- 3
- Crowds
- High
- Türkiye (Turkey) overall
- Prices
- High
- Türkiye (Turkey) overall
Verdict
Hot; markets quiet in the afternoon.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than August?
August is rated mixed. These months rate higher:
Weather in August
- IstanbulHighs around 29 °C (84 °F), lows around 21 °C (70 °F), rain on about 3 daysHighs around 84 °F (29 °C), lows around 70 °F (21 °C), rain on about 3 days
- Istanbul and Marmara, Türkiye (Turkey) · Istanbul, Bursa, Edirnehot
Wet, windy winters with occasional snow; humid 30 °C (86 °F) summers; May and September–October are the easy windows.Wet, windy winters with occasional snow; humid 86 °F (30 °C) summers; May and September–October are the easy windows.
High summer season
Ferry breezes and late dinners.
Watch: Heat and humidity; peak crowds at the big sights.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Victory Day
30 August · Citywide
Public holiday.
Crowds and prices
- Crowds · Türkiye (Turkey) overall
- High
- Prices · Türkiye (Turkey) overall
- High
Türkiye (Turkey) overall: As July; European and Turkish school holidays; book early.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Istanbul, side by side.
Verdict
Aug: Mixed
May: Great (better)
Daytime high
Aug: 29 °C (84 °F)84 °F (29 °C)
May: 22 °C (72 °F)72 °F (22 °C)
Night low
Aug: 21 °C (70 °F)70 °F (21 °C)
May: 13 °C (55 °F)55 °F (13 °C)
Rain days
Aug: 3 (better)
May: 7
Crowds
Aug: High
May: High
Prices
Aug: High
May: Medium
Festivals listed
Aug: 1
May: 1
August: Hot; markets quiet in the afternoon.
May: Warm; long days; crowds building.
Istanbul: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen