Weather in Istanbul in April
Climate normals based on 10 years of historical data for Istanbul, Turki.
Average high
16°C
Average low
10°C
Rainfall
54 mm
8 rainy days
Sunshine
5.4h/day
Kelembapan
68%
Sea temperature
11.4°C
How Hot Is Istanbul in April?
Istanbul's April sits at about 13°C overall, climbing to 16°C by mid-afternoon and dropping to 10°C before dawn. A 4°C cooler reading than March, but next month (May) will drop further.
Sunshine Hours in April
Istanbul's April mixes long daylight with frequent cloud — 5.4h of direct sun on average.
Does It Rain In Istanbul In April?
Moderate showers shape April: 54mm of rain in Istanbul across 8 days.
Is Istanbul Humid In April?
Sticky conditions in Istanbul: humidity sits at 68% across April.
How Warm Is The Sea In Istanbul In April?
The water stays cold off Istanbul in April — averaging around 11.4°C, brisk for most swimmers.
Wind In Istanbul In April
Istanbul sees consistent breezes in April: typical wind speeds of 21 kph.
Cloud Cover In Istanbul In April
Grey, cloudy days are the norm: 51% average cover in Istanbul.
Cities With Similar Weather In April
Weather in Istanbul, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca di Bulan Januari | 9°C / 6°C | 101mm | Details → |
| Cuaca di Bulan Februari | 10°C / 6°C | 74mm | Details → |
| Cuaca di Bulan Maret | 12°C / 7°C | 74mm | Details → |
| Cuaca di Bulan April | 16°C / 10°C | 54mm | |
| Cuaca di Bulan Mei | 20°C / 15°C | 48mm | Details → |
| Cuaca di Bulan Juni | 25°C / 20°C | 41mm | Details → |
| Cuaca di Bulan Juli | 28°C / 23°C | 29mm | Details → |
| Cuaca di Bulan Agustus | 29°C / 23°C | 17mm | Details → |
| Cuaca di Bulan September | 25°C / 20°C | 48mm | Details → |
| Cuaca di Bulan Oktober | 20°C / 16°C | 48mm | Details → |
| Cuaca di Bulan November | 16°C / 12°C | 81mm | Details → |
| Cuaca di Bulan Desember | 12°C / 8°C | 83mm | Details → |