Sydney · WinterMonth summary
Sydney weather in December
✅ Good
🌡️ Temperature min / max
18°C – 25°C
🌧 Rainy days
34% of days
☀️ Sunshine
12.9h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
8.2/10
📅 📅 Best month
December (8.2/10)
Quick decision
Should you visit Sydney in December?
✅ Good
✅ Yes if: you want great weather for all activities.
❌ No if: you're on a tight budget — prices are higher during peak season.
Our take: December is a good time to visit Sydney. December remains slightly better (+0.0 pts).
By trip type
Sydney in December by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in December
🎯 Winter dishes and comfort food specialities in local restaurants Even in winter, Sydney enjoys 25°C. A real asset for escaping the European cold. Expect rain on 34% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if December (8.2/10) remains theoretically better.
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All months for Sydney
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 20°C | 26°C | 43% | 3.4 | 12.0h | 7.9/10 |
| 🌤️ February | 19°C | 26°C | 47% | 3.8 | 11.9h | 7.8/10 |
| 🌦️ March | 18°C | 24°C | 51% | 5.1 | 10.7h | 7.4/10 |
| 🌤️ April | 15°C | 22°C | 33% | 2.6 | 10.0h | 7.6/10 |
| 🌤️ May | 11°C | 19°C | 28% | 2.5 | 9.2h | 7.2/10 |
| ⛅ June | 9°C | 17°C | 32% | 2.5 | 8.7h | 7.0/10 |
| ⛅ July | 8°C | 17°C | 24% | 2.4 | 9.0h | 7.1/10 |
| 🌤️ August | 9°C | 18°C | 24% | 2.2 | 9.8h | 7.2/10 |
| 🌤️ September | 10°C | 20°C | 24% | 1.8 | 10.6h | 7.5/10 |
| 🌤️ October | 13°C | 22°C | 36% | 2.4 | 11.5h | 7.7/10 |
| 🌤️ November | 16°C | 23°C | 37% | 2.7 | 12.6h | 7.9/10 |
| 🌤️ December | 18°C | 25°C | 34% | 2.1 | 12.9h | 8.2/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Sydney averages 25°C, 34% rainy days and 12.9h of sunshine per day. Overall weather score: 8.2/10.
See methodology →
Comparison
December vs December (best month)
The best month is December (score 8.2/10). Difference:
- 🌡️ Max temperature : +0°C
- 🌧 Rainy days : +0%
- ☀️ Sunshine : +0.0h/day
FAQ
FAQ — Sydney in December
Is December a good time to visit Sydney?
December is an excellent time to visit Sydney (score 8.2/10). With 25°C, 12.9h of sunshine and 34% rain, conditions are very favourable.
What to do in Sydney in December?
With 25°C and 12.9h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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