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Sydney in June: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Sydney in June will be like? Take a look at our weather guide for Sydney, based on historical data.
Check flight prices to Sydney on Avionero:
June

Weather in Sydney in June 2025

Good Weather
Mild
☀️
Sunny
🌊
Fresh water
Planning a trip to Sydney in June? You are in luck! The weather is generally good, with an average maximum temperature of +17°C and approximately 12 sunny days. Just be prepared for some rain, as there are usually around 12 rainy days and 63 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.
Good to know:
  • June is usually the coldest month of the year in Sydney;

Average weather

☀️
+17°C
Avg. max. temperature
+3°C
Min.
+24°C
Max.
63 mm
Total precipitation
71%
Avg. humidity
3 m/s
Avg. wind
12 ☀️
Sunny Days
5 ⛅️
Cloudy
12 🌦
Rainy
Our opinion: Sydney has good weather in June.

Average temperature in Sydney in June

Here are the expected maximum, average and minimum temperatures in Sydney for June based on the historical data.
Last Year
Historical Data

Going from a maximum of +22°C during the day to a minimum of +5°C during the night, the temperature in June averages around +18°C.

The average maximum temperature goes down 18% by the end of the month, compared with the beginning of the month, from +21°C to +18°C.

Is Sydney warm or cold in June?

Sydney is typically mild in June.

Maximum temperatures go down compared to the previous month from +19°C to +17°C. The minimum temperature also goes down from +12°C to +10°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

June is the coldest month in Sydney, here is the comparison with other months:

Water temperature in Sydney in June

Water in Sydney in June is Fresh. It varies from +18°C to +22°C, with an average of +20°C. Note that the air temperature is lower than the water temperature, averaging around +17°C.

In June, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Sydney are reached in February, when the average sea temperature rises to +24°C. The coldest water temperatures are in September, with an average of +19°C.

Can you swim in Sydney in June?

Water temperature (+20°C) in Sydney in June might be suited for short swims and acclimatized swimmers might find it refreshing.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
Think of bringing a full-body or shorty wetsuit (3mm-5mm thickness) to provide insulation and maintain body heat.

Climate in Sydney in June

Sydney weather looks like this, on average, in June and the surrounding months.
MayJuneJuly
Avg. temperature
+19°C+17°C+17°C
Min. temperature
+6°C+3°C+2°C
Max. temperature
+28°C+24°C+26°C
Rainfall
74 mm63 mm48 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+21°C+20°C+19°C
Humidity
71%71%67%
Air pressure
1019 HPa1019 HPa1018 HPa
Sunny days
111214
Cloudy days
655
Rainy days
131211
Snowy days
000

June weather is still as good as in May. It’s getting colder in June. From +19°C in the day, the average maximum temperature lowers to +17°C. As June arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 74 mm to 63 mm. Humidity levels don’t change as the month goes on, averaging around 71%. The average wind speed doesn’t change much during June, staying around 3 m/s. The good news is there are likely to be more sunny days in June, from 11 to 12.

July brings much the same weather, it remains good.

Wind

Wind speed in Sydney in June based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Sydney is gradually increasing during June, going from 3 m/s to 6 m/s over the course of the month.

Rain

Amount of rainfall in mm during June in Sydney based on historical data.
Last Year
Historical Data
Typically, there is a 37% chance of rain on an average day in June, with total rainfall of approximately 36 mm. The maximum amount of rainfall per day is around 9 mm, which is considered light rain. June is a pretty wet month with over 11 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how June is compared with other months in the amount of precipitation, total mm:
Sydney wettest month is March, where a typical day has a 58% chance of precipitation and 106 mm of rainfall per day. September, on the other hand, is the driest month with a mere 37% chance of precipitation and 46 mm of rainfall per day.

How was the weather last June in Sydney?

This is the weather in Sydney in June 2023:
1 June
☀️
+21°C
2 June
☀️
+20°C
3 June
🌧️
+22°C
4 June
☁️
+18°C
5 June
☁️
+18°C
6 June
🌧️
+18°C
7 June
☀️
+20°C
8 June
☀️
+17°C
9 June
☀️
+20°C
10 June
☀️
+18°C
11 June
☀️
+18°C
12 June
☁️
+20°C
13 June
☀️
+20°C
14 June
☀️
+19°C
15 June
☀️
+18°C
16 June
☀️
+19°C
17 June
☀️
+19°C
18 June
☀️
+19°C
19 June
☀️
+17°C
20 June
☀️
+15°C
21 June
☁️
+16°C
22 June
🌧️
+15°C
23 June
☀️
+18°C
24 June
☀️
+19°C
25 June
☀️
+20°C
26 June
☀️
+19°C
27 June
☀️
+18°C
28 June
🌧️
+11°C
29 June
☀️
+15°C
30 June
☀️
+18°C
In June 2023 Sydney had 22 sunny days, 4 cloudy days, and 4 rainy days. The average maximum temperature was +18°C, with an absolute maximum of +22°C and a minimum of +11°C. The average humidity was 70%, with a maximum of 100% and a minimum of 36%. The average wind speed was 4 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in June?

Climate Change over Years

This is how Sydney climate have been changing during last 43 years period.

The climate in Sydney in June has not changed much over the last 43 years.

The average temperature was the lowest in 1992 (+20°C) and the highest in 2019 (+23°C). The driest year was 2006 with only 423 mm of rainfall, and the wettest year was 2022 with 2786 mm.

FAQ

Frequently asked questions about the weather in Sydney in June:

Is June a good time to visit Sydney?

June is a really good time to go to Sydney. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Sydney.

Can you sunbathe in Sydney in June?

June has mild temperatures in Sydney. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Sydney in June?

In general, you can swim in Sydney in June, if you want to, at an average water temperature of +20°C. But it will feel quite cool, and some precautions are necessary to ensure your comfort and safety.

Is Sydney rainy in June?

Sydney is often rainy in June. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Sydney in June?

The amount of sunny days in Sydney during June varies; prepare for a mix of clouds and sun.

Other cities in Australia

Check out the weather for other cities in Australia.

Monthly weather in Sydney

Source of the data

For this page, we’ve looked at the typical weather in Sydney, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.