Blackheath Weather in December
What's the weather like in Blackheath (New South Wales) in December 2024?
The climate in Blackheath during December can be summarized as mild and a little damp.
December is in the summer in Blackheath and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 12°C (53°F) is normal.
| Daytime temperature | 23.9°C 75°F |
|---|---|
| Nightly temperature | 11.7°C 53.1°F |
| Average temperature | 17.8°C 64°F |
| Daily sunshine | 8.7 hrs |
| Avg rainfall | 93 mm 3.7 ins |
| Rainy days | 12 days |
| Sea temperature | 22.2°C 72°F |
| Humidity | 51% |
| Windspeed | 12.2kph 8 mph |
On average December is the 4th wettest month of the year in Blackheath with around 93mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.7 hours of sunshine per day.
December temperatures in Blackheath
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Blackheath in December 2024.
Other monthly averages
Best places to visit in December
Blackheath weather stats
| Hottest month: | January | 24.3°C 75.7°F |
|---|---|---|
| Driest month: | July | 58mm 2.3ins |
| Sunniest month: | August | 6.9hrs |
| Coldest month: | July | 10.5°C 50.9°F |
| Wettest month: | January | 147mm 5.8ins |
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