Istanbul Weather in June
June in Istanbul typically sees daytime highs of 26°C (79°F) and nighttime lows of 19°C (66°F). Expect some rainfall during the month. It falls within the summer season.
Rainfall in Istanbul in June
You can typically expect 6 days of rain this month, averaging around 36 mm (1.4 in). The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Istanbul in June
June is one of the better months to visit Istanbul. Expect 26°C (79°F) during the day and 19°C (66°F) at night. June is part of summer. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 19°C (66°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Istanbul in June
Enjoy a sunny month with about 298 hours of sunshine, the clear skies make Istanbul even more beautiful.
Average water temperature in June
The water sits at 21°C (70°F), which is a nice temperature for swimming. Not too cold, not too warm — most visitors are happy to spend time in the water.If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances for Istanbul.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Turkey, check out our Istanbul's climate page.
Istanbul Temperature in June
Min Temperature
19°C (66°F)
Max Temperature
26°C (79°F)
Water Temperature
21°C (70°F)
Chance of Rain
19%
Precipitation
36 mm (1.4 in)
Rainy days
6 days
Sunshine
298 hours
Percentage Sunshine
64%
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Istanbul typically rise from around 24°C (75°F) at the start of June to approximately 28°C (82°F) by the end. Nights are pleasant, with lows typically ranging from 16°C (61°F) to 20°C (68°F).
Average temperatures in June
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Istanbul in June
Browse day-by-day weather records for Istanbul spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Istanbul historical weather extremes in June
Based on 36 years of weather observations (1989-2025), these are the most extreme conditions recorded in Istanbul.
- On June 27, 2007, temperatures climbed to 38°C (100°F), marking the warmest June day on record.
- The coldest June day was on June 1, 1990, with a maximum of 13°C (55°F).
- The coldest night in June in Istanbul was on June 1, 1997, with a minimum of 10°C (50°F).
Best Places in Turkey in June
Find out more about the weather in Turkey and which places have the best travel conditions in this month. See all of Turkey in June →
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What to Wear in Istanbul in June
Warm but pleasant conditions in Istanbul in June. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Light rain is possible, so consider bringing a small umbrella or rain jacket. With water temperatures around 21°C (70°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Istanbul in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Turkey, check out our Istanbul's climate page.
Temperature Rainfall Sunshine Water Temp
See the full Istanbul climate overview or explore weather in Turkey.
