Istanbul weather in April
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Istanbul April weather at a glance
In April, Istanbul averages 13.2°C, with typical highs of 18.1°C and lows of 9.4°C. The historical average is 7 wet days and 72% humidity.
Istanbul April temperature & humidity
Istanbul April rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Istanbul in April
T-shirts or long sleeves with one light outer layer should be comfortable.
- DaytimeLong sleeves and a light jacket · average high 18.1°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 9.4°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Istanbul April sunrise & sunset times
2026 April · Local time (Europe/Istanbul)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-04-01 | 06:48 | 19:29 | 12h 41m |
| 2026-04-15 | 06:25 | 19:44 | 13h 18m |
| 2026-04-30 | 06:04 | 20:00 | 13h 56m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Istanbul
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
April weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Istanbul weather like in April?
In April, Istanbul averages 13.2°C, with typical highs of 18.1°C and lows of 9.4°C. The historical average is 7 wet days and 72% humidity. Our weather-comfort rating for this month is good.
Does it rain a lot in Istanbul in April?
There are about 7 wet days in April. A compact umbrella is still useful.
What should I wear in Istanbul in April?
T-shirts or long sleeves with one light outer layer should be comfortable.
What are the best months to visit Istanbul?
Recent weather data rates April, May, June, July among the more comfortable months.
Where can I check Istanbul weather in April in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Istanbul in April?
On 2026-04-15, calculated sunrise is 06:25 and sunset is 19:44 in local time (Europe/Istanbul). Times vary by date and terrain.
Istanbul weather by month
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Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations