Rockdale Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Rockdale.
Climate overview of Rockdale
Rockdale, Australia, has a moderate seasonal temperature range, with January reaching 26°C (79°F) and July cooling to 18°C (64°F).
The city receives around 857 mm (34 in) of rainfall per year. February is the wettest month and September the driest. The most sunshine falls in December, with an average of 8.6 hours of daily sunshine.
Rockdale Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rockdale - and find the best time to visit.
Monthly Temperature in Rockdale
The climate in Rockdale experiences moderate temperature changes, with mild shifts between seasons. On average, daytime temperatures range from a comfortable 26°C (79°F) in January to a moderate 18°C (64°F) in July.
Nighttime temperatures range from 20°C (68°F) in January to 10°C (50°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Rockdale
Generally, Rockdale experiences moderate precipitation patterns, averaging 857 mm (34 in) yearly. The amount of precipitation varies moderately throughout the year. The wettest month, February, sees around 108 mm (4.3 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, September, still receives a respectable 50 mm (2 in) of rainfall. For more details, please visit our Rockdale Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Rockdale
Rockdale enjoys sunny spells year-round. December sees up to 8.6 hours of daily sunshine, perfect for a sunny trip. May, the least sunny month, still offers a generous 6.0 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Rockdale
The mean water temperature over the year ranges from 16°C (61°F) in August to 21°C (70°F) in January.
Water temperature over the year
Humidity in Rockdale by Month
The relative humidity is moderate throughout the year in Rockdale.
The city experiences its highest humidity in February, reaching 62%. In August, the humidity drops to its lowest level at 48%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Rockdale
The mean wind speed over the year ranges from 3 m/s (6 knots) in March, April, May, June, July, August and September to 4 m/s (8 knots) in October. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Rockdale
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, March, April, May, September, October, November and December
- Warmest weather: January, February, March and December
- Most sunshine: October and December
- Fewest rainy days: July, August, September and December
- Best for swimming: January, February, March, April and December.
Frequently asked questions about the climate in Rockdale
What is the best time to visit Rockdale?
January, March, April, May, September, October, November and December typically offer the most optimal weather in Rockdale. In contrast, February, June, July and August tend to have less optimal conditions.
What temperatures can I expect in Rockdale?
Daytime highs range from 18°C (64°F) in July to 26°C (79°F) in January. Nighttime lows range from 10°C (50°F) to 20°C (68°F).
How much rain does Rockdale get?
Annual rainfall is around 857 mm (34 in). February is the wettest month with 108 mm (4.3 in), while September is the driest with 50 mm (2 in).
How sunny is Rockdale?
Rockdale receives around 2,644 hours of sunshine per year. December is the sunniest month with 257 hours, while May is the cloudiest with just 180 hours. Overall, Rockdale enjoys abundant sunshine.
Rockdale 3-Day Forecast
Rockdale on the map
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