5-day weather forecast Hong Kong 21-03-2026
Weather forecast Hong Kong Saturday 21 March 21.03.2026: patchy rain possible, temperature from 20 °C to 21 °C.
Precipitation probability 82%. Wind up to 7.69 m/s (gusts 10.67 m/s). Air humidity 80–90%, atmospheric pressure 762–764 mm Hg, UV index up to 7.8.
Sunrise 06:31
Sunset 18:34
Sunset 18:34
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 21 °C | 0% | 15% | 88% | 763 mm Hg | ENE 68° 4.11 (6.39) m/s | 0 |
| 01:00 | Clear | 21 °C | 0% | 16% | 88% | 762 mm Hg | ENE 74° 4.19 (6.58) m/s | 0 |
| 02:00 | Clear | 20 °C | 0% | 21% | 89% | 762 mm Hg | ENE 74° 4.61 (7.11) m/s | 0 |
| 03:00 |  Partly cloudy | 20 °C | 0% | 31% | 90% | 762 mm Hg | ENE 72° 4.89 (7.5) m/s | 0 |
| 04:00 | Partly cloudy | 20 °C | 0% | 40% | 90% | 762 mm Hg | ENE 73° 5.31 (7.94) m/s | 0 |
| 05:00 | Partly cloudy | 20 °C | 0% | 43% | 90% | 762 mm Hg | ENE 77° 6.11 (8.94) m/s | 0 |
| 06:00 |  Patchy rain possible | 20 °C | 82% (0.01 mm/hr) | 57% | 89% | 763 mm Hg | ENE 78° 6.81 (9.78) m/s | 0 |
| 07:00 |  Patchy rain possible | 20 °C | 79% (0.03 mm/hr) | 65% | 89% | 763 mm Hg | ENE 77° 7.19 (10.14) m/s | 0.1 |
| 08:00 | Patchy rain possible | 20 °C | 74% (0.03 mm/hr) | 79% | 87% | 764 mm Hg | ENE 77° 7.39 (10.31) m/s | 0.6 |
| 09:00 | Patchy rain possible | 20 °C | 65% (0.01 mm/hr) | 72% | 88% | 764 mm Hg | ENE 76° 7.69 (10.67) m/s | 1.7 |
| 10:00 | Patchy rain possible | 20 °C | 68% (0.01 mm/hr) | 61% | 86% | 764 mm Hg | ENE 77° 7.39 (10.06) m/s | 3.6 |
| 11:00 | Patchy rain possible | 20 °C | 77% (0.01 mm/hr) | 80% | 84% | 764 mm Hg | E 79° 7.19 (9.69) m/s | 6.4 |
| 12:00 |  Partly cloudy | 21 °C | 0% | 43% | 82% | 764 mm Hg | E 83° 6.61 (8.81) m/s | 7.7 |
| 13:00 | Partly cloudy | 21 °C | 0% | 40% | 82% | 764 mm Hg | E 87° 6.61 (8.75) m/s | 7.8 |
| 14:00 | Partly cloudy | 21 °C | 0% | 35% | 81% | 763 mm Hg | E 92° 6.61 (8.78) m/s | 7 |
| 15:00 | Partly cloudy | 21 °C | 0% | 32% | 80% | 762 mm Hg | E 95° 6.5 (8.67) m/s | 4.8 |
| 16:00 | Partly cloudy | 21 °C | 0% | 27% | 80% | 762 mm Hg | E 98° 6.19 (8.36) m/s | 2.3 |
| 17:00 |  Sunny | 21 °C | 0% | 23% | 80% | 762 mm Hg | E 101° 6 (8.19) m/s | 0.7 |
| 18:00 | Sunny | 21 °C | 0% | 22% | 81% | 762 mm Hg | ESE 103° 5.69 (7.94) m/s | 0.1 |
| 19:00 | Clear | 21 °C | 0% | 18% | 82% | 762 mm Hg | E 97° 5.81 (8.14) m/s | 0 |
| 20:00 | Clear | 21 °C | 0% | 18% | 83% | 763 mm Hg | E 91° 6.11 (8.58) m/s | 0 |
| 21:00 | Patchy rain possible | 20 °C | 73% (0.01 mm/hr) | 85% | 83% | 764 mm Hg | E 89° 6.39 (9.11) m/s | 0 |
| 22:00 | Patchy rain possible | 20 °C | 60% (0.02 mm/hr) | 89% | 83% | 764 mm Hg | E 88° 6.61 (9.22) m/s | 0 |
| 23:00 | Patchy rain possible | 20 °C | 61% (0.02 mm/hr) | 54% | 84% | 764 mm Hg | E 89° 7 (9.86) m/s | 0 |
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.