Weather Comparison
Kuala Lumpur vs Hong Kong
Side-by-side weather comparison for September
September Weather: Kuala Lumpur vs Hong Kong
| Metric | Kuala Lumpur | Hong Kong | Better |
|---|---|---|---|
| Average HighHigher is warmer | 30°C (86°F)▲ | 29°C (84°F) | Kuala Lumpur |
| Average LowHigher is milder | 23°C (73°F) | 25°C (77°F)▲ | Hong Kong |
| Rain DaysFewer is drier | 25 days | 17 days▲ | Hong Kong |
| PrecipitationLess is drier | 236 mm | 215 mm▲ | Hong Kong |
| Sunshine HoursMore is sunnier | 10h/day▲ | 9h/day | Kuala Lumpur |
| HumidityLower is more comfortable | 82% | 78%▲ | Hong Kong |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 9 km/h▲ | 16 km/h | Kuala Lumpur |
Which City is Better in September?
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Hong Kong edges ahead as the better destination in September. Hong Kong offers 9 hours of daily sunshine with only 17 rain days, while Kuala Lumpur sees 10 sunshine hours and 25 rain days.
Kuala Lumpur can feel quite hot at 30°C, so plan for heat. Hong Kong runs hot at 29°C.
For travelers who prioritize dry weather, Hong Kong is the stronger choice in September. Kuala Lumpur receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
Temperature Comparison in September
Kuala Lumpur reaches an average high of 30°C (86°F) and drops to 23°C (73°F) at night during September. The daily temperature range is 7°C, meaning relatively stable temperatures from day to night.
Hong Kong averages 29°C (84°F) for the high and 25°C (77°F) for the low, with a daily range of 4°C. The two cities feel quite similar in terms of temperature.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.
Rainfall Comparison in September
Kuala Lumpur receives approximately 236 mm of rainfall across 25 rain days during September. Rain is frequent, so waterproof gear is essential.
Hong Kong sees 215 mm over 17 rain days. That makes Hong Kong the drier option by 8 rain days and 21 mm of total precipitation.
Humidity also differs: Kuala Lumpur averages 82% while Hong Kong sits at 78%. Kuala Lumpur will feel muggier, especially at higher temperatures.
What to Pack: Kuala Lumpur vs Hong Kong
Packing for Kuala Lumpur in September
Highs of 30°C, lows of 23°C, 25 rain days
- ✓lightweight breathable clothing
- ✓sunscreen SPF 50+
- ✓sunglasses
- ✓a wide-brimmed hat
- ✓waterproof jacket
- ✓compact umbrella
- ✓waterproof shoes
- ✓moisture-wicking fabrics
Packing for Hong Kong in September
Highs of 29°C, lows of 25°C, 17 rain days
- ✓lightweight breathable clothing
- ✓sunscreen SPF 50+
- ✓sunglasses
- ✓a wide-brimmed hat
- ✓waterproof jacket
- ✓compact umbrella
- ✓waterproof shoes
- ✓moisture-wicking fabrics
Pack for both: lightweight breathable clothing, sunscreen SPF 50+, sunglasses, a wide-brimmed hat, waterproof jacket, compact umbrella, waterproof shoes, moisture-wicking fabrics. These items are useful in either destination during September.
Year-Round Comparison: Kuala Lumpur vs Hong Kong
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.September is highlighted for quick reference.
| Month | Kuala Lumpur | Hong Kong | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 29°C | 21d | 19°C | 4d |
| Feb | 30°C | 18d | 20°C | 6d |
| Mar | 30°C | 26d | 22°C | 10d |
| Apr | 30°C | 28d | 25°C | 14d |
| May | 30°C | 27d | 28°C | 20d |
| Jun | 30°C | 23d | 29°C | 24d |
| Jul | 30°C | 24d | 30°C | 24d |
| Aug | 30°C | 25d | 30°C | 24d |
| Sep | 30°C | 25d | 29°C | 17d |
| Oct | 30°C | 27d | 27°C | 7d |
| Nov | 29°C | 28d | 24°C | 5d |
| Dec | 29°C | 26d | 20°C | 4d |
Kuala Lumpur Weather in September
Full forecast, packing tips, and activities
Hong Kong Weather in September
Full forecast, packing tips, and activities