Blackheath Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Blackheath.
Climate overview of Blackheath
Temperatures in Blackheath, New South Wales, Australia, vary greatly throughout the year. January is the hottest month at 27°C (81°F), while July is the coldest at 13°C (55°F).
The city receives considerable rain/snowfall, with around 1023 mm (40 in) annually. February is the wettest month. It has warm summers and mild winters.
Blackheath Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Blackheath - and find the best time to visit.
Monthly Temperature in Blackheath
The climate in Blackheath is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 27°C (81°F) in January to a moderate 13°C (55°F) in the coolest month, July.
Nights vary from 14°C (57°F) in January to around 3°C (37°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Blackheath
Blackheath has a notably wet climate with abundant precipitation, recording 1023 mm (40 in) of rain/snowfall per year. The climate in Blackheath shows significant variation throughout the year. Expect high rainfall in February, the wettest month, with an average of 160 mm (6.3 in) of precipitation over 13 rainy days.
In contrast, the driest month July offers drier and sunnier days, with around 39 mm (1.5 in) of rainfall over 10 rainy days. For more details, please visit our Blackheath Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Blackheath
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April and October
- Warmest weather: January and February
- Wettest months: January, February, March, November and December, when rainfall is highest.
- Seasonal pattern: Warm summers and mild winters
Frequently asked questions about the climate in Blackheath
What is the best time to visit Blackheath?
April and October typically offer the most optimal weather in Blackheath. In contrast, July tends to have less optimal conditions. Blackheath has warm summers and mild winters.
What temperatures can I expect in Blackheath?
Daytime highs range from 13°C (55°F) in July to 27°C (81°F) in January. Nighttime lows range from 3°C (37°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Blackheath get?
Annual rainfall is around 1023 mm (40 in). February is the wettest month with 160 mm (6.3 in), while July is the driest with 39 mm (1.5 in).
Blackheath 3-Day Forecast
Blackheath 3-Day Forecast
Blackheath on the map
Blackheath is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
An alternative way to discover Sydney
We have made an overview of the sights in Sydney that you must see if you want to visit Sydney in an alternative way.
The most relaxed and alternative area of Australia is called the Byron Shire
The Byron Shire is one of the most pretty areas in the world. Not only in terms on natural beauty, also the relaxed vibe and people make this an area that remains close to your heart.
Sail the Whitsunday islands
The best travel period to sail the Whitsunday islands is “winter” between June and October, with pleasant temperatures around 23 degrees Celsius (74 Fahrenheit).
The best dive spots in Australia
Explore Australia's best dive spots: from the Great Barrier Reef to HMAS Perth. Discover vibrant corals, marine life, and historic wrecks.