When should you visit each — and when are both ideal?
Best for both · Octobercomfortable in both cities
Climate Overview
Seoul (South Korea · Seoul) has a continental climate; Hanoi (Vietnam · Hanoi) is classified as temperate. Seoul's warmest month is August (28.8°C avg high); Hanoi peaks in June (32.6°C avg high).
Monthly Breakdown
South Korea · Seoul
| Month | High | Low | Rain | Sun |
|---|
| JAN | 1.5° | -6.1° | 18mm | 8.0h |
| FEB | 3.9° | -4.2° | 24mm | 8.7h |
| MAR | 10.6° | 0.3° | 40mm | 9.5h |
| APR | 16.5° | 5.7° | 63mm | 10.1h |
| MAY | 21.8° | 11.1° | 84mm | 11.0h |
| JUN | 26.1° | 17° | 130mm | 10.8h |
| JUL | 28.6° | 21.5° | 262mm | 9.7h |
| AUG | 28.8° | 22.1° | 262mm | 9.4h |
| SEP | 25.2° | 17° | 125mm | 9.4h |
| OCT | 18.8° | 9.9° | 73mm | 9.0h |
| NOV | 11.4° | 3.1° | 64mm | 7.6h |
| DEC | 3.1° | -4.2° | 31mm | 7.4h |
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 |