2026 Climate Averages

Sydney: Weather Guide & Climate

Complete month-by-month weather guide: Sydney. Best time to visit: September, October, November, March, April, May. Plan your trip with detailed climate data.

☀️ Climate Overview

Sydney has a Warm climate with average yearly highs of 23°C, lows of 13°C, and approximately 10 rainy days per month.

The best time to visit Sydney is during September, October, November, March, April, May, when temperatures are comfortable and rainfall is moderate

Drier season: Apr–Dec Wetter season: Jan–Oct

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Best Time

J F M A M J J A S O N D
Conditions Excellent

Hottest

27°C January
Avg Low 19°C
Rain 13 days

Coldest

7°C June
Avg High 17°C
Rain 5 days

Driest Month

5 rainy days June
Avg High 17°C
Avg Low 7°C

Windiest Month

19 km/h

November (gusts 42)

Sea Temp Range

18° – 23°C

Warmest water: February (23°C)

Best for swimming: Jan, Feb, Mar, Apr, May, Nov, Dec (20°–23°C)

Forecast for your trip dates

Up to 14 days ahead

Weather by Season

Spring

Sep–Nov

High 24°C
Low 13°C
Rain 10 days
Crowds
Very Busy
Travel Costs Shoulder Rates

Summer

Dec–Feb

High 27°C
Low 18°C
Rain 12 days
Crowds
Quiet
Travel Costs Peak Rates

Autumn

Mar–May

High 23°C
Low 13°C
Rain 12 days
Crowds
Very Busy
Travel Costs Shoulder Rates

Winter

Jun–Aug

High 18°C
Low 7°C
Rain 7 days
Crowds
Moderate
Travel Costs Value Rates

Month-by-Month Weather Table

January

Wet
27° / 19°
13d (86mm)
10.2h
74% Humid
UV 8.4 Very High

February

Wet
27° / 19°
13d (120mm)
9.9h
75% Humid
UV 7.7 Very High

March

Best
Excellent
26° / 17°
15d (146mm)
8.9h
77% Humid
UV 6.2 High

April

Best
Excellent
23° / 13°
10d (80mm)
8.9h
76% Humid
UV 5.4 High

May

Best
Excellent
20° / 10°
10d (79mm)
8.2h
77% Humid
UV 4.1 Moderate

June

Good
17° / 7°
5d (35mm)
8h
74% Humid
UV 3.8 Moderate

July

Good
17° / 7°
9d (93mm)
8h
73% Humid
UV 3.9 Moderate

August

Good
19° / 8°
8d (60mm)
8.8h
71% Humid
UV 5.2 High

September

Best
Excellent
22° / 10°
8d (43mm)
10h
65% Humid
UV 7.1 Very High

October

Best
Excellent
24° / 13°
11d (69mm)
10.2h
67% Humid
UV 8 Very High

November

Best
Excellent
25° / 15°
10d (70mm)
10.4h
70% Humid
UV 8.8 Very High

December

Good
27° / 17°
10d (60mm)
11h
69% Humid
UV 9.3 Very High

⚖️Find Your Ideal Month

Adjust the sliders to weight what matters most to you.

5
3
3
Your Best MonthJanScore: 9
1.Jan
92.Feb
8.53.Dec
7.44.Jul
6.55.Jun
66.Apr
5.67.Aug
5.68.Nov
5.69.Mar
5.210.Oct
5.211.May
4.712.Sep
4.7

Where to Stay

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Sydney

Iconic Opera House with Sydney Opera House tour and Bondi Beach & coastal walk, harbor bridge, world-class beaches, and outdoor lifestyle.

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Frequently Asked Questions

What type of climate does Sydney have?
Sydney has a warm climate with average yearly temperatures of 23°C and 13°C.
When is the best time to visit Sydney?
The best time to visit Sydney is during September, October, November, March, April, May, when temperatures average around 26°C and conditions are ideal for sightseeing.
What are the hottest and coldest months in Sydney?
The hottest month in Sydney is January with average highs of 27°C, while the coldest is June with average lows of 7°C.
When is the rainy season in Sydney?
Sydney sees the most rain in March (15 rainy days), while June is the driest month (5 rainy days).
Does it get cold at night in Sydney?
Night temperatures vary throughout the year. The coldest nights are in June (7°C), while January has the warmest evenings (19°C). Pack layers for cooler months.
Can you swim year-round in Sydney?
Sea temperatures in Sydney range from 18°C to 23°C throughout the year. The warmest water is in February. Winter months may be too cold for comfortable swimming.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Last Updated: February 2026

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