Katoomba Weather in August
What's the weather like in Katoomba (New South Wales) in August 2025?
The climate in Katoomba during August can be summarized as cool and reasonably dry.
August is in the winter in Katoomba and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 15°C (58°F), whilst at night 3°C (37°F) is normal.
| Daytime temperature | 14.6°C 58.3°F |
|---|---|
| Nightly temperature | 2.8°C 37°F |
| Average temperature | 8.7°C 47.7°F |
| Daily sunshine | 7.3 hrs |
| Avg rainfall | 78 mm 3.1 ins |
| Rainy days | 11 days |
| Sea temperature | 18.6°C 65.4°F |
| Humidity | 60% |
| Windspeed | 12.2kph 8 mph |
On average August is the 3rd driest month of the year in Katoomba with around 78mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.3 hours of sunshine per day.
August temperatures in Katoomba
August rainfall
August 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 Katoomba in August 2025.
Other monthly averages
Best places to visit in August
Katoomba weather stats
| Hottest month: | January | 26.4°C 79.5°F |
|---|---|---|
| Driest month: | September | 58mm 2.3ins |
| Sunniest month: | August | 7.3hrs |
| Coldest month: | July | 12.9°C 55.2°F |
| Wettest month: | February | 154mm 6.1ins |
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