When to go · Istanbul
Istanbul in May
Great month. Warm; long days; crowds building.
Key facts
- Verdict
- Great
- Temperature
- 22°C72°F / 13°C55°F
- average high / low
- Rain days
- 7
- Crowds
- High
- Türkiye (Turkey) overall
- Prices
- Medium
- Türkiye (Turkey) overall
Verdict
Warm; long days; crowds building.
Weather in May
- IstanbulHighs around 22 °C, lows around 13 °C, rain on about 7 daysHighs around 72 °F, lows around 55 °F, rain on about 7 days
- Istanbul and Marmara, Türkiye (Turkey) · Istanbul, Bursa, Edirnebest weather
Wet, windy winters with occasional snow; humid 30 °C summers; May and September–October are the easy windows.Wet, windy winters with occasional snow; humid 86 °F summers; May and September–October are the easy windows.
Spring season
Tulips, warm days, long light.
Watch: Easter and holiday crowds; some rain.
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.
Kurban Bayramı (Eid al-Adha) check
Islamic calendar, moves yearly · Citywide
The big national holiday; banks and many shops close and long-distance transport is booked out.
Crowds and prices
- Crowds · Türkiye (Turkey) overall
- High
- Prices · Türkiye (Turkey) overall
- Medium
Türkiye (Turkey) overall: One of the two best months; avoid 15–19 May 2027 (Kurban Bayramı plus 19 May) for travel days — check.
What to pack
Nothing unusual for the weather this month.