5-day weather forecast Sydney 20-05-2026
Weather forecast Sydney Wednesday, May 20 20.05.2026: sunny, temperature from 14 °C to 17 °C.
Precipitation probability 100%. Wind up to 8.19 m/s (gusts 11.92 m/s). Air humidity 54–84%, atmospheric pressure 758–765 mm Hg, UV index up to 3.1.
Sunrise 06:43
Sunset 16:59
Sunset 16:59
Waxing Crescent15% illuminated
Moonrise 10:26 · Moonset 20:16
Moonrise 10:26 · Moonset 20:16
Chart
Table
Wed, May 20, 2026
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Light rain shower | 15 °C | 100% (0.18 mm/hr) | 100% | 83% | 758 mm Hg | SW 219° 8.11 (11.25) m/s | 0 |
| 01:00 |  Patchy light drizzle | 15 °C | 100% (0.44 mm/hr) | 63% | 84% | 759 mm Hg | WSW 237° 5.39 (7.53) m/s | 0 |
| 02:00 |  Patchy rain possible | 15 °C | 100% (0.19 mm/hr) | 86% | 84% | 759 mm Hg | WSW 244° 5.11 (7.11) m/s | 0 |
| 03:00 | Light rain shower | 15 °C | 100% (0.25 mm/hr) | 100% | 84% | 759 mm Hg | WSW 244° 5.19 (7.31) m/s | 0 |
| 04:00 |  Light drizzle | 14 °C | 100% (0.51 mm/hr) | 89% | 84% | 760 mm Hg | SW 230° 5.31 (7.56) m/s | 0 |
| 05:00 | Patchy rain possible | 15 °C | 79% (0.05 mm/hr) | 55% | 80% | 760 mm Hg | SSW 210° 5.69 (8.39) m/s | 0 |
| 06:00 |  Clear | 15 °C | 0% | 23% | 79% | 761 mm Hg | SSW 205° 6.39 (9.53) m/s | 0 |
| 07:00 |  Patchy rain possible | 15 °C | 62% (0.04 mm/hr) | 80% | 76% | 761 mm Hg | SSW 199° 6.61 (10.03) m/s | 0 |
| 08:00 | Patchy rain possible | 16 °C | 61% (0.04 mm/hr) | 69% | 73% | 762 mm Hg | SSW 192° 6 (8.53) m/s | 0.4 |
| 09:00 | Patchy rain possible | 16 °C | 76% (0.04 mm/hr) | 53% | 71% | 762 mm Hg | SSW 197° 7 (9.33) m/s | 0.9 |
| 10:00 |  Sunny | 16 °C | 0% | 23% | 68% | 763 mm Hg | SSW 199° 7.69 (10.03) m/s | 1.4 |
| 11:00 | Sunny | 17 °C | 0% | 9% | 62% | 763 mm Hg | SSW 197° 8.11 (9.78) m/s | 2.5 |
| 12:00 | Sunny | 17 °C | 0% | 5% | 57% | 763 mm Hg | SSW 193° 8.19 (9.53) m/s | 3.1 |
| 13:00 | Sunny | 17 °C | 0% | 2% | 55% | 762 mm Hg | SSW 197° 7.69 (9.03) m/s | 2.7 |
| 14:00 | Sunny | 17 °C | 0% | 4% | 54% | 762 mm Hg | SSW 196° 7.31 (8.69) m/s | 1.8 |
| 15:00 | Sunny | 17 °C | 0% | 8% | 56% | 763 mm Hg | SSW 195° 7.69 (9.53) m/s | 0.9 |
| 16:00 | Sunny | 17 °C | 0% | 9% | 58% | 763 mm Hg | SSW 196° 8 (10.64) m/s | 0.3 |
| 17:00 | Clear | 16 °C | 0% | 18% | 59% | 764 mm Hg | SSW 197° 7.89 (11.5) m/s | 0 |
| 18:00 | Clear | 16 °C | 0% | 19% | 60% | 764 mm Hg | SSW 198° 8 (11.92) m/s | 0 |
| 19:00 | Clear | 16 °C | 0% | 18% | 61% | 764 mm Hg | SSW 199° 7.81 (11.83) m/s | 0 |
| 20:00 | Clear | 16 °C | 0% | 18% | 63% | 764 mm Hg | SSW 203° 7.31 (11.33) m/s | 0 |
| 21:00 | Clear | 15 °C | 0% | 12% | 64% | 765 mm Hg | SSW 210° 6.61 (10.33) m/s | 0 |
| 22:00 | Patchy rain possible | 15 °C | 88% (0.03 mm/hr) | 72% | 68% | 765 mm Hg | SSW 210° 7 (11.19) m/s | 0 |
| 23:00 | Clear | 14 °C | 59% | 49% | 68% | 765 mm Hg | SSW 210° 7.11 (11.19) m/s | 0 |
Wed, May 20, 2026
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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.