Weather in Istanbul in April
April in Istanbul is cool with average temperatures around 12.3°C (54.1°F). Light rainfall with only 42mm expected.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
15.9°C
60.6°F
Low
8.7°C
47.7°F
Precipitation
42 mm
1.6 inches
~8 rainy days
Conditions
Humidity
76%
Comparison to Adjacent Months
April is 3.5°C warmer than March.
April is 5.2°C cooler than May.