When should you visit each — and when are both ideal?
Best for both · Octobercomfortable in both cities
Climate Overview
Istanbul (Turkey · Istanbul) has a temperate climate; Hanoi shares the same classification. Istanbul's warmest month is August (29.2°C avg high); Hanoi peaks in June (32.6°C avg high).
Monthly Breakdown
Turkey · Istanbul
| Month | High | Low | Rain | Sun |
|---|
| JAN | 9.2° | 4.3° | 103mm | 5.6h |
| FEB | 10.3° | 4.9° | 75mm | 6.9h |
| MAR | 11.9° | 5.8° | 77mm | 7.9h |
| APR | 16.1° | 8.7° | 53mm | 10.3h |
| MAY | 20.9° | 13.8° | 51mm | 11.9h |
| JUN | 25.4° | 18.4° | 46mm | 12.9h |
| JUL | 28.7° | 21.2° | 24mm | 13.6h |
| AUG | 29.2° | 22.3° | 17mm | 12.6h |
| SEP | 25.4° | 18.9° | 50mm | 10.9h |
| OCT | 20° | 14.5° | 61mm | 8.2h |
| NOV | 16° | 10.8° | 83mm | 7.0h |
| DEC | 11.5° | 6.8° | 86mm | 5.5h |
Vietnam · Hanoi
| Month | High | Low | Rain | Sun |
|---|
| JAN | 21.3° | 11.7° | 45mm | 5.4h |
| FEB | 23.4° | 13.1° | 44mm | 5.7h |
| MAR | 27.5° | 17.6° | 61mm | 6.0h |
| APR | 29.9° | 20.6° | 101mm | 7.1h |
| MAY | 32° | 24° | 160mm | 8.7h |
| JUN | 32.6° | 25.8° | 201mm | 9.1h |
| JUL | 32.2° | 25.6° | 282mm | 8.9h |
| AUG | 31.5° | 25.3° | 355mm | 8.3h |
| SEP | 30.8° | 24.2° | 255mm | 8.3h |
| OCT | 27.8° | 20.2° | 167mm | 7.7h |
| NOV | 25.6° | 17.1° | 51mm | 6.9h |
| DEC | 20.9° | 11.6° | 22mm | 6.2h |