5-day weather forecast Hong Kong 18-05-2026
Weather forecast Hong Kong Monday, May 18 18.05.2026: light rain shower, temperature from 24 °C to 25 °C.
Precipitation probability 100%. Wind up to 7.61 m/s (gusts 11.03 m/s). Air humidity 86–94%, atmospheric pressure 756–758 mm Hg, UV index up to 3.6.
Sunrise 05:43
Sunset 18:57
Sunset 18:57
Waxing Crescent2% illuminated
Moonrise 06:35 · Moonset 20:51
Moonrise 06:35 · Moonset 20:51
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Light rain shower | 25 °C | 100% (0.15 mm/hr) | 68% | 88% | 758 mm Hg | E 86° 6.11 (8.56) m/s | 0 |
| 01:00 | Light rain shower | 25 °C | 100% (0.22 mm/hr) | 91% | 89% | 758 mm Hg | E 88° 6.69 (9.25) m/s | 0 |
| 02:00 | Light rain shower | 24 °C | 100% (0.5 mm/hr) | 100% | 92% | 757 mm Hg | E 91° 7.11 (9.69) m/s | 0 |
| 03:00 |  Light drizzle | 24 °C | 100% (0.71 mm/hr) | 100% | 92% | 757 mm Hg | E 94° 7 (9.44) m/s | 0 |
| 04:00 | Light rain shower | 25 °C | 100% (0.4 mm/hr) | 100% | 91% | 756 mm Hg | E 93° 7.19 (9.78) m/s | 0 |
| 05:00 | Light rain shower | 25 °C | 100% (0.24 mm/hr) | 100% | 90% | 757 mm Hg | E 94° 7.39 (10.06) m/s | 0 |
| 06:00 |  Light rain shower | 25 °C | 100% (0.61 mm/hr) | 100% | 91% | 757 mm Hg | ESE 109° 7 (9.58) m/s | 0 |
| 07:00 | Light rain shower | 25 °C | 100% (0.78 mm/hr) | 100% | 91% | 758 mm Hg | ESE 117° 6 (8.72) m/s | 0.1 |
| 08:00 | Light rain shower | 25 °C | 100% (1.01 mm/hr) | 100% | 92% | 758 mm Hg | ESE 109° 6.31 (9.56) m/s | 0.3 |
| 09:00 |  Light rain | 24 °C | 100% (1.75 mm/hr) | 100% | 94% | 758 mm Hg | E 98° 6.69 (9.03) m/s | 0.7 |
| 10:00 | Light rain shower | 24 °C | 100% (1.7 mm/hr) | 100% | 94% | 758 mm Hg | E 90° 7.19 (9.61) m/s | 1 |
| 11:00 | Light rain shower | 24 °C | 100% (1.2 mm/hr) | 100% | 93% | 758 mm Hg | E 92° 7.19 (10) m/s | 1.4 |
| 12:00 | Light rain shower | 24 °C | 100% (0.93 mm/hr) | 100% | 91% | 758 mm Hg | E 93° 7.11 (10.22) m/s | 2.2 |
| 13:00 | Light rain shower | 24 °C | 100% (0.62 mm/hr) | 100% | 90% | 758 mm Hg | E 90° 7 (10.39) m/s | 3.4 |
| 14:00 | Light rain shower | 24 °C | 100% (0.33 mm/hr) | 100% | 89% | 758 mm Hg | E 90° 7.19 (11.03) m/s | 3.6 |
| 15:00 | Light rain shower | 25 °C | 100% (0.24 mm/hr) | 100% | 88% | 757 mm Hg | E 94° 7.5 (9.92) m/s | 2.4 |
| 16:00 | Light rain shower | 25 °C | 100% (0.17 mm/hr) | 100% | 86% | 757 mm Hg | E 95° 7.61 (9.89) m/s | 1.3 |
| 17:00 | Light rain shower | 25 °C | 100% (0.16 mm/hr) | 100% | 86% | 757 mm Hg | E 96° 7.39 (9.75) m/s | 0.4 |
| 18:00 |  Patchy rain possible | 25 °C | 100% (0.14 mm/hr) | 98% | 87% | 757 mm Hg | E 100° 7 (9.39) m/s | 0.1 |
| 19:00 |  Patchy rain possible | 25 °C | 100% (0.12 mm/hr) | 88% | 88% | 757 mm Hg | E 100° 6.5 (8.94) m/s | 0 |
| 20:00 | Patchy rain possible | 25 °C | 100% (0.1 mm/hr) | 84% | 88% | 758 mm Hg | E 98° 6.11 (8.42) m/s | 0 |
| 21:00 | Light rain shower | 25 °C | 100% (0.18 mm/hr) | 91% | 88% | 758 mm Hg | E 94° 5.81 (8.11) m/s | 0 |
| 22:00 | Light rain shower | 25 °C | 100% (0.19 mm/hr) | 92% | 89% | 758 mm Hg | E 93° 5.81 (8.06) m/s | 0 |
| 23:00 | Patchy rain possible | 25 °C | 100% (0.1 mm/hr) | 90% | 90% | 758 mm Hg | E 94° 5.89 (8.19) m/s | 0 |
Hong Kong on the map
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.