Istanbul
April
Weather in Istanbul for April 2025
Your guide to Istanbul weather in April - trends and predictions
In general, the average temperature in Istanbul at the beginning of April is 15.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 16.3 °C by the end of April.
With an average of 5 rainy days, Istanbul experiences minimal rainfall in April, ensuring that most days remain pleasantly dry.
Is April a good time to visit Istanbul? check out the best time to travel to Istanbul page.
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25
Dry days
5
Rainy days
0
Snow days
18°/10°
Temperatures
20 km/h
Avg max wind
71 %
Avg humidity
Istanbul in April average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  17° | 2 18° | 3  18° | 4 17° | 5 14° | 6 14° | |
| 7 12° | 8  16° | 9  16° | 10 14° | 11 14° | 12 16° | 13  16° |
| 14 19° | 15 19° | 16 20° | 17 19° | 18  17° | 19 14° | 20 14° |
| 21 17° | 22 17° | 23 18° | 24 19° | 25 19° | 26 17° | 27 12° |
| 28 16° | 29 15° | 30 16° |
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Temperatures trend during April in Istanbul
See the weather trend as well as the moving average line
April weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Apr. | Patchy rain possible | 17° /11° | 0.1 mm | 5 | |
| 2 Apr. | Patchy rain possible | 18° /12° | 1.6 mm | 5 | |
| 3 Apr. | Moderate or heavy rain shower | 18° /12° | 3 mm | 4 | |
| 4 Apr. | Patchy rain possible | 17° /11° | 3.1 mm | 4 | |
| 5 Apr. | Moderate or heavy rain shower | 14° /9° | 3.6 mm | 4 | |
| 6 Apr. | Patchy rain possible | 14° /9° | 0.9 mm | 4 | |
| 7 Apr. | Patchy rain possible | 12° /8° | 4.2 mm | 3 | |
| 8 Apr. | Sunny | 16° /8° | 0 mm | 5 | |
| 9 Apr. | Partly cloudy | 16° /9° | 0 mm | 5 | |
| 10 Apr. | Moderate or heavy rain shower | 14° /9° | 12.9 mm | 4 | |
| 11 Apr. | Moderate rain at times | 14° /9° | 3.8 mm | 4 | |
| 12 Apr. | Moderate or heavy rain shower | 16° /10° | 6.8 mm | 4 | |
| 13 Apr. | Overcast | 16° /10° | 0 mm | 4 | |
| 14 Apr. | Sunny | 19° /11° | 0 mm | 5 | |
| 15 Apr. | Partly cloudy | 19° /13° | 0.4 mm | 5 | |
| 16 Apr. | Patchy rain possible | 20° /13° | 0.3 mm | 5 | |
| 17 Apr. | Moderate or heavy rain shower | 19° /13° | 3.9 mm | 5 | |
| 18 Apr. | Heavy rain at times | 17° /12° | 2.8 mm | 4 | |
| 19 Apr. | Patchy rain possible | 14° /10° | 1.1 mm | 3 | |
| 20 Apr. | Moderate rain at times | 14° /10° | 5.7 mm | 4 | |
| 21 Apr. | Moderate or heavy rain shower | 17° /10° | 3.2 mm | 5 | |
| 22 Apr. | Partly cloudy | 17° /11° | 0.7 mm | 5 | |
| 23 Apr. | Overcast | 18° /12° | 0.2 mm | 5 | |
| 24 Apr. | Sunny | 19° /12° | 0 mm | 6 | |
| 25 Apr. | Patchy rain possible | 19° /13° | 0.2 mm | 5 | |
| 26 Apr. | Moderate or heavy rain shower | 17° /13° | 4 mm | 4 | |
| 27 Apr. | Moderate or heavy rain shower | 12° /10° | 12.2 mm | 3 | |
| 28 Apr. | Overcast | 16° /10° | 2.3 mm | 4 | |
| 29 Apr. | Overcast | 15° /10° | 0.4 mm | 4 | |
| 30 Apr. | Overcast | 16° /10° | 0.4 mm | 4 | |
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Important Notice
Our weather forecast for Istanbul in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Istanbul forecast closer to your planned date for the most up-to-date weather information.
Istanbul in April - FAQ
What are the expected maximum and minimum temperatures in Istanbul during April?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Istanbul during April?
Significant rainfall exceeding 143.2 mm is expected in Istanbul during April, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Istanbul during April?
The average wind speed in Istanbul during April is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Istanbul in April?
As you prepare for your trip to Istanbul in April, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Istanbul, during April, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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