Hong Kong vs Zhuhai (Jinwan): which is sunnier?
🇭🇰 Hong Kong SAR China vs 🇨🇳 China · 65 km apart · long-term climate normals (NASA POWER, 2001–2020)
Hong Kong and Zhuhai (Jinwan) are virtually tied for annual sunshine — about 1,674 vs 1,674 hours a year. Hong Kong has the higher Sunshine Score in 3 of 12 months; the other 9 are within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Hong Kong | Zhuhai (Jinwan) | |
|---|---|---|
| Sunshine hours / year | 1,674 | 1,674 |
| Sunniest month | December (84/100) | December (83/100) |
| Nov–Feb average score | 81/100 | 80/100 |
| Jun–Aug average score | 61/100 | 61/100 |
| Rain / year | 1,470 mm | 1,939 mm |
| Warmest sea | 31°C / 88°F | 31°C / 88°F |
| Peak midday UV | 9 (very high) | 9 (very high) |
Hong Kong vs Zhuhai (Jinwan) month by month
| Month | Sunshine Score | Day high °C | Rain mm | Sea °C | ||||
|---|---|---|---|---|---|---|---|---|
| Hong Kong | Zhuhai (Jinwan) | Hong Kong | Zhuhai (Jinwan) | Hong Kong | Zhuhai (Jinwan) | Hong Kong | Zhuhai (Jinwan) | |
| January | 75 | 74 | 19° | 19° | 35 | 42 | 19° | 18° |
| February | 83 | 81 | 21° | 21° | 29 | 37 | 20° | 19° |
| March | 76 | 72 | 23° | 23° | 69 | 89 | 21° | 21° |
| April | 68 | 64 | 25° | 26° | 109 | 135 | 27° | 27° |
| May | 61 | 61 | 28° | 29° | 231 | 305 | 27° | 28° |
| June | 61 | 61 | 29° | 30° | 288 | 364 | 29° | 30° |
| July | 61 | 61 | 30° | 30° | 197 | 257 | 31° | 31° |
| August | 61 | 61 | 30° | 30° | 234 | 307 | 30° | 31° |
| September | 61 | 61 | 30° | 30° | 173 | 251 | 30° | 31° |
| October | 78 | 73 | 28° | 27° | 55 | 83 | 28° | 27° |
| November | 83 | 81 | 25° | 24° | 29 | 39 | 25° | 24° |
| December | 84 | 83 | 21° | 20° | 21 | 30 | 20° | 19° |
The sunnier month by month: Jan even · Feb even · Mar Hong Kong · Apr Hong Kong · May even · Jun even · Jul even · Aug even · Sep even · Oct Hong Kong · Nov even · Dec even.
When to pick which
- November–February: too close to call — Hong Kong averages 81/100, Zhuhai (Jinwan) 80/100. Daytime highs are similar (22°C vs 21°C). See the winter sun ranking.
- March–May: too close to call — Hong Kong averages 68/100, Zhuhai (Jinwan) 66/100. Daytime highs are similar (25°C vs 26°C).
- June–August: too close to call — Hong Kong averages 61/100, Zhuhai (Jinwan) 61/100. Daytime highs are similar (30°C vs 30°C).
- September–October: Hong Kong (average score 70/100 vs 67). Daytime highs are similar (29°C vs 29°C).
Sea temperature
Both seas peak at 31°C / 88°F. Swimmable water (21°C+): Hong Kong about 9 months a year, Zhuhai (Jinwan) about 9 months a year. Month-by-month sea temperatures are in the table above.
Full month-by-month guides: Hong Kong weather by month · Zhuhai (Jinwan) weather by month · Best time to visit China.
More comparisons: Hong Kong vs Shenzhen · Hong Kong vs Guangzhou (Huadu) · Hong Kong vs Huizhou (Pingtan) · Zhuhai (Jinwan) vs Shenzhen · Zhuhai (Jinwan) vs Macau · all head-to-heads