Yes
you do need a jacket based on the weather in Istanbul, Turkey 1 second ago
Why? Because it's not very warm out.
59°F15°C & Mostly Clear
Wind is 4 mph7 km/h from the SW, gusting to 9 mph14 km/h
| April 25 | ||||
| 9pm | 58°F15°C | 4 mph7 km/h SW | Mostly Clear | |
| 10pm | 57°F14°C | 4 mph7 km/h W | Mostly Clear | |
| 11pm | 57°F14°C | 4 mph7 km/h W | Mostly Clear | |
| April 26 | ||||
| 12am | 57°F14°C | 4 mph7 km/h W | Mostly Clear | |
| 1am | 59°F15°C | 4 mph7 km/h NW | Mostly Clear | |
| 2am | 61°F16°C | 5 mph9 km/h NW | Mostly Clear | |
| 3am | 62°F17°C | 6 mph9 km/h NW | Partly Cloudy | |
| 4am | 63°F17°C | 6 mph9 km/h NW | Mostly Cloudy | |
| 5am | 64°F18°C | 5 mph9 km/h NW | Mostly Cloudy | |
| 6am | 65°F18°C | 5 mph8 km/h N | Partly Cloudy | |
| 7am | 66°F19°C | 5 mph8 km/h N | Mostly Clear | |
| 8am | 67°F19°C | 5 mph8 km/h N | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 25 | 57°F14°C | 67°F19°C | 6 mph10 km/h from N | Mostly Clear | Clear |
| April 26 | 53°F12°C | 66°F19°C | 16 mph25 km/h from NE | Windy | Mostly Cloudy |
| April 27 | 54°F12°C | 62°F17°C | 10 mph17 km/h from N | Mostly Cloudy | Mostly Cloudy |
| April 28 | 55°F13°C | 62°F17°C | 12 mph20 km/h from N | Mostly Cloudy | Cloudy |
| April 29 | 55°F13°C | 64°F18°C | 11 mph18 km/h from NE | Mostly Cloudy | Cloudy |
| April 30 | 56°F13°C | 62°F17°C | 8 mph13 km/h from N | Cloudy | Drizzle |
| May 1 | 55°F13°C | 64°F18°C | 6 mph10 km/h from NW | Drizzle | Partly Cloudy |
Yes
Low of 54°F12°C, High of 66°F19°CWind: 16 mph25 km/h
Precipitation: None