When to go · Istanbul
Istanbul in April
Good month. Mild; tulips, but Easter crowds.
Key facts
- Verdict
- Good
- Temperature
- 17°C (63°F)63°F (17°C) / 9°C (48°F)48°F (9°C)
- average high / low
- Rain days
- 9
- Crowds
- Medium
- Türkiye (Turkey) overall
- Prices
- Medium
- Türkiye (Turkey) overall
Verdict
Mild; tulips, but Easter crowds.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than April?
April is rated good. These months rate higher:
Weather in April
- IstanbulHighs around 17 °C (63 °F), lows around 9 °C (48 °F), rain on about 9 daysHighs around 63 °F (17 °C), lows around 48 °F (9 °C), rain on about 9 days
- Istanbul and Marmara, Türkiye (Turkey) · Istanbul, Bursa, Edirnefine
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.
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.
Istanbul Tulip Festival
April · Parks (Emirgan, Gülhane)
Millions of tulips in bloom; crowded at weekends.
Ramadan, then Ramazan Bayramı (Eid al-Fitr) check
Islamic calendar, moves yearly · Citywide
Restaurants adapt; the three-day holiday closes shops and clogs transport.
National Sovereignty and Children's Day
23 April · Citywide
Public holiday.
Tulip Festival
Apr
Parks are full; weekend crowds.
Crowds and prices
- Crowds · Türkiye (Turkey) overall
- Medium
- Prices · Türkiye (Turkey) overall
- Medium
Türkiye (Turkey) overall: Tulips in Istanbul, green Cappadocia, empty ruins; Easter and the 23 April holiday add crowds.
Compare two months
Weather, crowds and prices for any two months in Istanbul, side by side.
Verdict
Apr: Good
May: Great (better)
Daytime high
Apr: 17 °C (63 °F)63 °F (17 °C)
May: 22 °C (72 °F)72 °F (22 °C)
Night low
Apr: 9 °C (48 °F)48 °F (9 °C)
May: 13 °C (55 °F)55 °F (13 °C)
Rain days
Apr: 9
May: 7 (better)
Crowds
Apr: Medium
May: High
Prices
Apr: Medium
May: Medium
Festivals listed
Apr: 4
May: 1
April: Mild; tulips, but Easter crowds.
May: Warm; long days; crowds building.
Istanbul: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings