What to expect in Sydney in January
January is one of the best times to visit Sydney. Expect 26° / 19°, the biggest crowds of the year and premium prices.
Sydney weather in January
Typical conditions in Sydney during January, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 26°C 79°F |
|---|---|
| Average low | 19°C 66°F |
| Rainfall | Moderate 45/100 |
| Total rainfall | 96 mm3.8 in |
| Rainy days | 12 |
| Sea temperature | 23°C 73°F |
| Daylight | 14 h 8 min |
| How it feels | Warm and comfortable |
Average highs sit around 26°C with lows near 19°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are High for Sydney — the biggest crowds of the year.
Prices & value
This month counts as high season: premium prices.
What to pack
Light layers for 26°C days and something with sleeves for evenings, which cool to around 19°C.
What it costs
This is peak pricing for Sydney. Expect to pay a premium on flights and accommodation, and to book considerably further ahead than usual.
Who this month suits
- Travellers who want the most reliable weather
- Visitors who want to catch a festival
- Families tied to school holidays
Events & what’s on
Look out for Sydney Festival while you’re there.
- Sydney Festival — Outdoor performances and art take over the city in midsummer.
Sydney in January compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| November | 24° / 16° | Moderate | $$ | 61 |
| December | 26° / 18° | High | $$$ | 46 |
| January · This month | 26° / 19° | High | $$$ | 43 |
| February | 26° / 19° | High | $$$ | 49 |
| March | 25° / 17° | Moderate | $$ | 58 |
These months score higher for Sydney on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in January
If the destination is negotiable but the month is not, these places are at their best in January.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
