Weather forecast Sydney 21-12-2025
Weather Sunday 21 December temperature from 22 °C to 31 °C, cloud cover up to 89%, precipitation is expected with a 100% chance, wind up to 9.69 m/s (gusts up to 14.92 m/s), air humidity from 48% to 94%, atmospheric pressure from 748 to 754 mm Hg, UV Index to 12.8 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
°FSun, 21 Dec, 2025
| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 22 °C | 0% | 18% | 89% | 754 mm Hg | SW 2.69 m/s | 0 |
| 01:00 | Clear | 22 °C | 0% | 23% | 87% | 754 mm Hg | SW 1.31 m/s | 0 |
| 02:00 | Clear | 22 °C | 0% | 11% | 86% | 753 mm Hg | SSE 1.31 m/s | 0 |
| 03:00 | Clear | 22 °C | 0% | 10% | 87% | 753 mm Hg | SW 0.69 m/s | 0 |
| 04:00 | Clear | 22 °C | 0% | 16% | 87% | 753 mm Hg | WNW 0.39 m/s | 0 |
| 05:00 | Clear | 22 °C | 0% | 17% | 86% | 753 mm Hg | WNW 1 m/s | 0 |
| 06:00 | Sunny | 23 °C | 0% | 22% | 80% | 753 mm Hg | NNW 1.31 m/s | 0 |
| 07:00 |  Partly cloudy | 25 °C | 0% | 32% | 72% | 754 mm Hg | WNW 2.31 m/s | 0.5 |
| 08:00 |  Partly cloudy | 27 °C | 0% | 33% | 63% | 753 mm Hg | NW 2.31 m/s | 1.7 |
| 09:00 | Partly cloudy | 29 °C | 0% | 47% | 53% | 753 mm Hg | NW 2.19 m/s | 3.4 |
| 10:00 | Partly cloudy | 31 °C | 0% | 46% | 48% | 752 mm Hg | N 2.31 m/s | 5.8 |
| 11:00 | Partly cloudy | 29 °C | 0% | 46% | 54% | 752 mm Hg | NNE 2.69 m/s | 9.2 |
| 12:00 | Partly cloudy | 31 °C | 0% | 26% | 52% | 750 mm Hg | NE 4.5 m/s | 5.7 |
| 13:00 |  Sunny | 30 °C | 0% | 23% | 54% | 749 mm Hg | NE 5.39 m/s | 12.8 |
| 14:00 |  Patchy rain possible | 28 °C | 100% (0.06 mm/hr) | 78% | 60% | 749 mm Hg | NE 7.11 m/s | 10.2 |
| 15:00 | Patchy rain possible | 28 °C | 100% (0.33 mm/hr) | 89% | 64% | 748 mm Hg | NNE 3.5 m/s | 4.9 |
| 16:00 | Patchy rain possible | 25 °C | 100% (0.08 mm/hr) | 88% | 77% | 749 mm Hg | E 4.31 m/s | 4.8 |
| 17:00 |  Heavy rain at times | 23 °C | 100% (11.75 mm/hr) | 75% | 86% | 750 mm Hg | SSW 9.69 m/s | 0.6 |
| 18:00 |  Moderate rain at times | 22 °C | 100% (2.58 mm/hr) | 72% | 91% | 752 mm Hg | S 4.11 m/s | 0.3 |
| 19:00 |  Light rain shower | 22 °C | 100% (0.31 mm/hr) | 58% | 93% | 752 mm Hg | E 3.5 m/s | 0 |
| 20:00 |  Patchy rain possible | 22 °C | 80% (0.04 mm/hr) | 52% | 94% | 752 mm Hg | NNE 5 m/s | 0 |
| 21:00 | Partly cloudy | 22 °C | 0% | 33% | 94% | 751 mm Hg | NNE 4 m/s | 0 |
| 22:00 | Clear | 22 °C | 0% | 20% | 93% | 752 mm Hg | N 3.69 m/s | 0 |
| 23:00 | Clear | 22 °C | 0% | 20% | 92% | 752 mm Hg | N 3.11 m/s | 0 |
Sun, 21 Dec, 2025
