Weather forecast Sydney 21-12-2025
Weather Sunday 21 December temperature from 21 °C to 34 °C, cloud cover up to 85%, precipitation is expected with a 100% chance, wind up to 8.11 m/s (gusts up to 13.47 m/s), air humidity from 38% to 92%, atmospheric pressure from 747 to 755 mm Hg, UV Index to 12.4 during the day. Forecast for the next days on the table.
Sunrise 05:37
Sunset 20:04
Sunset 20:04
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Partly cloudy | 22 °C | 0% | 49% | 92% | 755 mm Hg | SSW 5.19 m/s | 0 |
| 01:00 | Partly cloudy | 22 °C | 0% | 50% | 92% | 755 mm Hg | SSW 4.19 m/s | 0 |
| 02:00 | Partly cloudy | 22 °C | 0% | 38% | 91% | 755 mm Hg | SSW 3.81 m/s | 0 |
| 03:00 |  Light drizzle | 22 °C | 100% (0.49 mm/hr) | 82% | 90% | 754 mm Hg | SW 2.81 m/s | 0 |
| 04:00 |  Cloudy | 21 °C | 0% | 68% | 90% | 753 mm Hg | S 3 m/s | 0 |
| 05:00 | Partly cloudy | 22 °C | 0% | 40% | 91% | 754 mm Hg | SE 1.39 m/s | 0 |
| 06:00 | Partly cloudy | 22 °C | 0% | 47% | 90% | 754 mm Hg | WNW 1.31 m/s | 0 |
| 07:00 | Partly cloudy | 23 °C | 0% | 34% | 85% | 755 mm Hg | WNW 1.39 m/s | 0.1 |
| 08:00 |  Sunny | 25 °C | 0% | 20% | 73% | 754 mm Hg | NW 1.11 m/s | 0.5 |
| 09:00 | Sunny | 28 °C | 0% | 16% | 61% | 753 mm Hg | N 2.5 m/s | 3.5 |
| 10:00 | Sunny | 30 °C | 0% | 11% | 55% | 752 mm Hg | NNE 3.39 m/s | 7 |
| 11:00 | Sunny | 31 °C | 0% | 21% | 51% | 752 mm Hg | NE 4.31 m/s | 10.2 |
| 12:00 |  Partly cloudy | 31 °C | 0% | 45% | 54% | 751 mm Hg | NE 4.31 m/s | 11.9 |
| 13:00 |  Patchy rain possible | 28 °C | 100% (0.07 mm/hr) | 72% | 61% | 749 mm Hg | ENE 5.5 m/s | 12.4 |
| 14:00 | Patchy rain possible | 28 °C | 78% (0.01 mm/hr) | 80% | 59% | 749 mm Hg | NE 6.31 m/s | 3.2 |
| 15:00 | Patchy rain possible | 32 °C | 100% (0.1 mm/hr) | 85% | 49% | 748 mm Hg | NNE 5.39 m/s | 6.9 |
| 16:00 | Patchy rain possible | 33 °C | 100% (0.12 mm/hr) | 71% | 40% | 747 mm Hg | NNW 5 m/s | 3.6 |
| 17:00 | Partly cloudy | 34 °C | 0% | 25% | 38% | 748 mm Hg | NW 5.31 m/s | 2.2 |
| 18:00 | Patchy rain possible | 29 °C | 100% (2.17 mm/hr) | 83% | 55% | 750 mm Hg | SSW 7.5 m/s | 1.1 |
| 19:00 |  Moderate rain at times | 23 °C | 100% (5.92 mm/hr) | 67% | 86% | 752 mm Hg | WSW 4.39 m/s | 0.3 |
| 20:00 |  Patchy rain possible | 23 °C | 88% (0.01 mm/hr) | 85% | 84% | 752 mm Hg | NNW 3 m/s | 0 |
| 21:00 | Partly cloudy | 24 °C | 0% | 50% | 81% | 751 mm Hg | NNE 4.19 m/s | 0 |
| 22:00 | Partly cloudy | 23 °C | 0% | 37% | 80% | 752 mm Hg | N 5.81 m/s | 0 |
| 23:00 | Partly cloudy | 24 °C | 0% | 32% | 76% | 752 mm Hg | N 8.11 m/s | 0 |
