Weather Comparison
Hong Kong vs Seoul
Side-by-side weather comparison for April
April Weather: Hong Kong vs Seoul
| Metric | Hong Kong | Seoul | Better |
|---|---|---|---|
| Average HighHigher is warmer | 25°C (77°F)▲ | 17°C (63°F) | Hong Kong |
| Average LowHigher is milder | 21°C (70°F)▲ | 6°C (43°F) | Hong Kong |
| Rain DaysFewer is drier | 14 days | 7 days▲ | Seoul |
| PrecipitationLess is drier | 129 mm | 70 mm▲ | Seoul |
| Sunshine HoursMore is sunnier | 8h/day | 9h/day▲ | Seoul |
| HumidityLower is more comfortable | 78% | 65%▲ | Seoul |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 18 km/h | 18 km/h | Tie |
Which City is Better in April?
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Seoul edges ahead as the better destination in April. Seoul offers 9 hours of daily sunshine with only 7 rain days, while Hong Kong sees 8 sunshine hours and 14 rain days.
Hong Kong sits in the comfortable travel range at 25°C. Seoul is also comfortable at 17°C.
For travelers who prioritize dry weather, Seoul is the stronger choice in April. Seoul receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
Temperature Comparison in April
Hong Kong reaches an average high of 25°C (77°F) and drops to 21°C (70°F) at night during April. The daily temperature range is 4°C, meaning relatively stable temperatures from day to night.
Seoul averages 17°C (63°F) for the high and 6°C (43°F) for the low, with a daily range of 11°C. There is a notable 8°C gap between the two cities, so expect a very different feel.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in April.
Rainfall Comparison in April
Hong Kong receives approximately 129 mm of rainfall across 14 rain days during April. You can expect rain roughly every other day.
Seoul sees 70 mm over 7 rain days. That makes Seoul the drier option by 7 rain days and 59 mm of total precipitation.
Humidity also differs: Hong Kong averages 78% while Seoul sits at 65%. Hong Kong will feel muggier, especially at higher temperatures.
What to Pack: Hong Kong vs Seoul
Packing for Hong Kong in April
Highs of 25°C, lows of 21°C, 14 rain days
- ✓light layers
- ✓a light jacket for evenings
- ✓sunscreen
- ✓waterproof jacket
- ✓compact umbrella
- ✓waterproof shoes
- ✓moisture-wicking fabrics
Packing for Seoul in April
Highs of 17°C, lows of 6°C, 7 rain days
- ✓warm layers
- ✓a mid-weight jacket
- ✓long trousers
- ✓a packable rain jacket
- ✓an umbrella
Year-Round Comparison: Hong Kong vs Seoul
The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.April is highlighted for quick reference.
| Month | Hong Kong | Seoul | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 19°C | 4d | 1°C | 4d |
| Feb | 20°C | 6d | 4°C | 4d |
| Mar | 22°C | 10d | 10°C | 6d |
| Apr | 25°C | 14d | 17°C | 7d |
| May | 28°C | 20d | 22°C | 8d |
| Jun | 29°C | 24d | 26°C | 9d |
| Jul | 30°C | 24d | 28°C | 17d |
| Aug | 30°C | 24d | 29°C | 16d |
| Sep | 29°C | 17d | 25°C | 8d |
| Oct | 27°C | 7d | 19°C | 5d |
| Nov | 24°C | 5d | 11°C | 7d |
| Dec | 20°C | 4d | 3°C | 5d |
Hong Kong Weather in April
Full forecast, packing tips, and activities
Seoul Weather in April
Full forecast, packing tips, and activities