Sydney, Australia — Weather in January 2027

Climate Overview

Sydney, Australia in January has warm conditions, with highs averaging 26.1°C (79°F). Rain falls on about 10 days this month. Sea temperature averages 22.3°C (72°F).

This month falls at the middle of Summer.

Daily highs in January gradually rise from around 25°C (77°F) at the start to 27°C (81°F) by month's end.

Rainfall is heaviest during the first third of the month, while the last third tends to be drier.

Expect around 10.3h of sunshine at the start of January, decreasing to 9.6h by the end.

The warmest days tend to fall around the 24th, averaging 27.3°C (81°F).

Monthly January Averages

Temperature

26°C / 20°C

Feels Like

29°C / 22°C

Rain

10 days · 79 mm

Sunshine

10.3h / day

Humidity

75% — Humid

Wind

19 km/h

Wind Direction

ESE (106°)

Gusts

42 km/h

Daylight

14.1 h

Cloud Cover

62%

Clear Sky Days

3.4

UV Index

7.9 — Very High

Sea Temperature

22°C

Dew Point

19°C — Humid

Moon Phase

First Quarter · 46%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 06:01

Daylight 14.2h

Sunset 20:10

What to Expect

Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

Recent yearly records for January have stayed close to the long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January best	26°C / 20°C	29°C / 22°C	10days (79 mm) Wet	10.3h Excellent	75% Muggy	7.9 Very High	Excellent	View Details
February best	26°C / 20°C	28°C / 22°C	11days (88 mm) Wet	10.3h Excellent	74% Muggy	7.4 Very High	Excellent	View Details
March best	24°C / 19°C	26°C / 20°C	14days (129 mm) Wet	9.2h Good	76% Humid	6.6 High	Excellent	View Details
April best	22°C / 16°C	22°C / 16°C	8days (57 mm) Wet	9.2h Good	74% Muggy	5 Moderate	Excellent	View Details
May	19°C / 13°C	18°C / 12°C	7days (55 mm) Good	8.4h Good	72% Muggy	3.5 Moderate	Good	View Details
June	16°C / 10°C	15°C / 8°C	7days (54 mm) Good	7.8h Good	73% Muggy	3.1 Moderate	Good	View Details
July	16°C / 10°C	14°C / 7°C	6days (63 mm) Good	8.3h Good	70% Muggy	3.4 Moderate	Good	View Details
August	17°C / 10°C	15°C / 8°C	6days (48 mm) Good	9h Good	68% Muggy	4.2 Moderate	Good	View Details
September	20°C / 12°C	19°C / 11°C	6days (43 mm) Good	10h Excellent	66% Muggy	6 High	Good	View Details
October	22°C / 15°C	22°C / 14°C	9days (62 mm) Wet	10.3h Excellent	69% Muggy	7.2 Very High	Good	View Details
November best	23°C / 17°C	24°C / 17°C	8days (58 mm) Wet	10.9h Excellent	70% Muggy	7.7 Very High	Excellent	View Details
December	25°C / 19°C	27°C / 19°C	9days (58 mm) Wet	11.2h Excellent	71% Muggy	8.4 Very High	Excellent	View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

Expand all

Is January a good time to visit Sydney?

January is typically excellent for visiting Sydney, with average highs of 26°C (79°F) and around 10 rainy days. Sydney, Australia in January has warm conditions, with highs averaging 26.1°C (79°F). Rain falls on about 10 days this m

Does it rain a lot in Sydney in January?

Sydney typically sees around 10 rainy days in January with 79 mm (3.1 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Sydney in January?

Nights stay pleasantly warm in Sydney during January, around 20°C (69°F). Light evening wear is sufficient.

What should I pack for Sydney in January?

With highs of 26°C (79°F) and lows of 20°C (69°F) in January, we recommend: Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. Comfortable walking shoes are essential.

Is January among the best months weather-wise in Sydney?

Yes, January offers some of the best weather conditions in Sydney with comfortable temperatures and lower chances of rain.

What is the UV index in Sydney in January?

The average UV index in Sydney during January is 8 (very high). Strong sun protection is essential — SPF 50+, protective clothing, and avoid prolonged outdoor exposure during peak hours.

How many hours of daylight are there in Sydney in January?

Sydney gets approximately 14 hours of daylight per day in January, with around 10 hours of sunshine.

Does it snow in Sydney in January?

Snow is uncommon in Sydney during January based on 10-year climate averages.

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