Hottest (avg)
#11 / 12
Cairns in August
August weather, climate averages, and packing tips.
Avg High
Avg Low
Rain
Daylight 12h
What to expect
August marks a typically warm period of winter, where the weather is warming up. Daytime highs average 23°C / 74°F, dropping to 20°C / 67°F at night.
You can expect a mix of sun and cloud, with about 9 days seeing some rain.
August in context
How it compares to the rest of the year in Cairns.
Wettest (avg)
#2 / 12
Daylight Hours
#9 / 12
Windiest (avg)
#5 / 12
Highest UV
#9 / 12
Most Humid
#11 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 11.6 hours
- UV index (max)
- 8
- Typical sun hours
- 06:33 – 18:06
Rain & Snow
- Total
-
- Rainy days
- 9
- Cloud cover
- 48%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 76%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is August a good time to visit Cairns?
Typical August days in Cairns reach highs of 23°C (73°F) with nights around 20°C (68°F). It usually feels warm by day and mild after dark. It is one of the drier months, which suits outdoor exploring and sightseeing.
What are temperatures like in August?
Daytime temperatures in August typically peak near 23°C (73°F), while nights drop to around 20°C (68°F). Expect warm afternoons and mild evenings.
How much does it rain in August?
Rainfall in August averages 31 mm (1.2 in) across roughly 9 days. Overall it is a quite rainy time of year, so showers are usually brief rather than all-day downpours.
How many hours of daylight are there in August?
You can expect about 12 hours of daylight in August. Sunrise is typically around 06:33 and sunset near 18:06. Daylight is fairly typical, with enough time for sightseeing.
How strong is the sun in August?
UV levels are often high (around 8). Regular sunscreen and a hat are recommended.
Is it windy in August?
In August, average wind speeds are around 13 km/h (8 mph), with gusts on the windiest days reaching about 68 km/h (42 mph). On the ground, it is it is a notably windy place, and strong gusts are fairly common.