Istanbul Weather in May
Turkey · May climate averages and travel tips
Avg high21°C (70°F)
Avg low14°C (57°F)
Rainfall38 mm (1.5 in)
RatingExcellent 10/10
Istanbul in May sees daytime temperatures around 21°C (70°F), dropping to about 14°C (57°F) at night. May is spring in Turkey. The month is fairly dry, with about 38 mm (1.5 in) of rain spread over 7 days. You get roughly 14.3 hours of daylight and a mix of sun and cloud.
Is May a good time to visit Istanbul?
Yes — May is one of the best months to visit Istanbul. The weather rates excellent (10/10) on our comfort score.
May weather at a glance
| Average high | 21°C (70°F) |
|---|---|
| Average low | 14°C (57°F) |
| Daily mean | 18°C (64°F) |
| Rainfall | 38 mm (1.5 in) |
| Rainy days (1 mm+) | 7 |
| Humidity | 74% |
| Cloud cover | 55% |
| Daylight | 14.3 hours |
| Est. sunshine | 7.1 hours/day |
| Wind | 11.9 km/h |
| vs April | 5°C warmer than April, with similar rainfall. |
What to pack for Istanbul in May
- T-shirts plus a light layer for the evening
Istanbul weather in other months
Jan9°C / 4°C81 mmPoorFeb10°C / 4°C65 mmFairMar12°C / 6°C57 mmGoodApr16°C / 9°C42 mmExcellentMay21°C / 14°C38 mmExcellentJun26°C / 19°C38 mmExcellentJul29°C / 22°C23 mmExcellentAug30°C / 23°C17 mmExcellentSep26°C / 19°C51 mmExcellentOct20°C / 15°C64 mmExcellentNov16°C / 10°C64 mmGoodDec11°C / 6°C78 mmFair
← AprilBest time to visit IstanbulJune →
Nearby in May
- Bursa24°C · 43 mm
- Izmir25°C · 27 mm
- Ankara23°C · 53 mm
- Bucharest24°C · 67 mm
- Bodrum24°C · 24 mm
- Konya23°C · 39 mm
Where else is good in May? See where to go in May.