5-day weather forecast Hong Kong 09-08-2026
Weather forecast Hong Kong Sunday, August 9 09.08.2026: sunny, temperature from 28 °C to 33 °C.
Precipitation probability 63%. Wind up to 5.31 m/s (gusts 8.67 m/s). Air humidity 57–85%, atmospheric pressure 746–749 mm Hg, UV index up to 11.5.
5 days at a glance — tap a day to open it
Sunrise 05:58
Sunset 18:59
Sunset 18:59
Waning Crescent9% illuminated
Moonrise 01:26 · Moonset 15:42
Moonrise 01:26 · Moonset 15:42
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 29 °C | 11% | 12% | 84% | 749 mm Hg | W 262° 4.11 (8.61) m/s | 0 |
| 01:00 |  Smoky haze | 28 °C | 12% | 11% | 85% | 749 mm Hg | W 267° 3.89 (8.19) m/s | 0 |
| 02:00 | Smoky haze | 28 °C | 12% | 11% | 85% | 748 mm Hg | W 277° 3.61 (7.56) m/s | 0 |
| 03:00 | Clear | 28 °C | 11% | 11% | 83% | 748 mm Hg | WNW 291° 4 (8.39) m/s | 0 |
| 04:00 | Clear | 28 °C | 10% | 12% | 82% | 747 mm Hg | WNW 299° 3.69 (7.78) m/s | 0 |
| 05:00 | Clear | 28 °C | 10% | 13% | 81% | 747 mm Hg | NW 305° 4 (8.39) m/s | 0 |
| 06:00 |  Sunny | 28 °C | 9% | 12% | 79% | 748 mm Hg | NW 320° 3.81 (7.97) m/s | 0 |
| 07:00 | Sunny | 29 °C | 8% | 7% | 76% | 749 mm Hg | NNW 327° 3.31 (6.92) m/s | 0.4 |
| 08:00 | Sunny | 30 °C | 6% | 3% | 71% | 749 mm Hg | NW 326° 3.5 (6.25) m/s | 1.6 |
| 09:00 | Sunny | 31 °C | 4% | 3% | 64% | 749 mm Hg | NNW 343° 4.31 (7.22) m/s | 3.9 |
| 10:00 | Sunny | 32 °C | 3% | 4% | 59% | 749 mm Hg | NNW 339° 5 (8.17) m/s | 6.9 |
| 11:00 | Sunny | 33 °C | 3% | 5% | 57% | 749 mm Hg | NNW 330° 5 (8.11) m/s | 9.9 |
| 12:00 | Sunny | 33 °C | 3% | 9% | 58% | 748 mm Hg | NW 319° 5.31 (8.67) m/s | 11.5 |
| 13:00 | Sunny | 33 °C | 4% | 25% | 58% | 747 mm Hg | NW 318° 5 (8.28) m/s | 11.3 |
| 14:00 |  Partly cloudy | 33 °C | 4% | 27% | 57% | 746 mm Hg | NW 314° 4.31 (7.56) m/s | 9.3 |
| 15:00 | Sunny | 33 °C | 4% | 24% | 57% | 746 mm Hg | NW 310° 4.39 (8.17) m/s | 6.1 |
| 16:00 | Sunny | 33 °C | 4% | 21% | 60% | 746 mm Hg | WNW 292° 3.5 (7.03) m/s | 2.9 |
| 17:00 | Partly cloudy | 31 °C | 8% | 44% | 67% | 746 mm Hg | WSW 254° 3.5 (6.83) m/s | 1 |
| 18:00 |  Thundery outbreaks possible | 31 °C | 11% | 51% | 73% | 746 mm Hg | SW 236° 3.61 (7.33) m/s | 0.1 |
| 19:00 |  Thundery outbreaks possible | 30 °C | 10% | 33% | 76% | 747 mm Hg | SW 229° 4.19 (8.31) m/s | 0 |
| 20:00 |  Patchy rain possible | 30 °C | 39% (0.38 mm/hr) | 73% | 78% | 748 mm Hg | WSW 238° 3.5 (7.08) m/s | 0 |
| 21:00 | Smoky haze | 29 °C | 13% | 46% | 79% | 748 mm Hg | WSW 239° 3.61 (7.11) m/s | 0 |
| 22:00 | Smoky haze | 29 °C | 13% | 42% | 81% | 749 mm Hg | WSW 241° 3.19 (6.25) m/s | 0 |
| 23:00 |  Patchy light rain with thunder | 29 °C | 63% (1.19 mm/hr) | 77% | 82% | 749 mm Hg | WSW 244° 3.19 (6.36) m/s | 0 |
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Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.