5-day weather forecast Sydney 21-03-2026
Weather forecast Sydney Saturday 21 March 21.03.2026: overcast, temperature from -2 °C to 1 °C.
Precipitation probability 64%. Wind up to 4.31 m/s (gusts 6.81 m/s). Air humidity 77–97%, atmospheric pressure 755–764 mm Hg, UV index up to 2.9.
Sunrise 07:09
Sunset 19:11
Sunset 19:11
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | -2 °C | 0% | 4% | 85% | 764 mm Hg | SSW 212° 4.19 (6.75) m/s | 0 |
| 01:00 | Clear | -2 °C | 0% | 19% | 86% | 763 mm Hg | SSW 211° 4.31 (6.81) m/s | 0 |
| 02:00 | Clear | -2 °C | 0% | 27% | 86% | 762 mm Hg | SW 214° 4.19 (6.64) m/s | 0 |
| 03:00 |  Partly cloudy | -2 °C | 0% | 35% | 86% | 762 mm Hg | SW 220° 3.81 (6.03) m/s | 0 |
| 04:00 | Partly cloudy | -2 °C | 0% | 30% | 85% | 761 mm Hg | SW 219° 3.5 (5.56) m/s | 0 |
| 05:00 | Partly cloudy | -2 °C | 0% | 28% | 84% | 761 mm Hg | SW 224° 3.11 (5.08) m/s | 0 |
| 06:00 | Partly cloudy | -2 °C | 0% | 25% | 84% | 761 mm Hg | SW 225° 2.89 (4.83) m/s | 0 |
| 07:00 | Partly cloudy | -1 °C | 0% | 63% | 80% | 760 mm Hg | SW 222° 2.81 (4.72) m/s | 0 |
| 08:00 |  Partly cloudy | -1 °C | 0% | 81% | 79% | 760 mm Hg | SW 229° 2.5 (3.89) m/s | 0.2 |
| 09:00 |  Overcast | -1 °C | 0% | 100% | 77% | 759 mm Hg | WSW 244° 2.61 (3.64) m/s | 0.7 |
| 10:00 | Overcast | 0 °C | 0% | 100% | 81% | 758 mm Hg | WSW 258° 1.89 (2.5) m/s | 1.4 |
| 11:00 | Overcast | 0 °C | 0% | 100% | 83% | 758 mm Hg | WSW 239° 0.89 (1.11) m/s | 2.2 |
| 12:00 | Overcast | 1 °C | 0% | 100% | 84% | 758 mm Hg | SSW 206° 0.19 (0.25) m/s | 2.8 |
| 13:00 | Overcast | 1 °C | 0% | 100% | 86% | 757 mm Hg | NE 38° 1.11 (1.42) m/s | 2.9 |
| 14:00 | Overcast | 1 °C | 0% | 100% | 87% | 756 mm Hg | ENE 67° 2.11 (2.92) m/s | 2.8 |
| 15:00 | Overcast | 1 °C | 0% | 100% | 88% | 755 mm Hg | ENE 73° 2.61 (3.58) m/s | 2.1 |
| 16:00 |  Patchy rain possible | 1 °C | 64% (0.01 mm/hr) | 100% | 85% | 764 mm Hg | E 90° 3 (4.14) m/s | 1.3 |
| 17:00 | Overcast | 1 °C | 0% | 100% | 87% | 764 mm Hg | ESE 103° 3 (4.22) m/s | 0.6 |
| 18:00 | Patchy rain possible | 1 °C | 77% (0.01 mm/hr) | 99% | 89% | 764 mm Hg | ESE 112° 2.5 (3.53) m/s | 0.2 |
| 19:00 |  Light snow | 0 °C | 71% (0.03 mm/hr) | 100% | 95% | 764 mm Hg | ESE 112° 2.11 (3.33) m/s | 0 |
| 20:00 |  Light snow | 0 °C | 82% (0.02 mm/hr) | 100% | 96% | 764 mm Hg | SE 133° 2.39 (3.94) m/s | 0 |
| 21:00 | Light snow | 0 °C | 100% (0.07 mm/hr) | 100% | 97% | 764 mm Hg | SSE 158° 2.5 (4.14) m/s | 0 |
| 22:00 | Light snow | 0 °C | 61% (0.02 mm/hr) | 94% | 97% | 764 mm Hg | S 172° 2.39 (3.97) m/s | 0 |
| 23:00 |  Freezing fog | 0 °C | 0% | 92% | 97% | 763 mm Hg | S 172° 2.61 (4.36) 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.