August weather forecastRoseville, Australia

August

Weather in August

The last month of the winter, August, is another comfortable month in Roseville, Australia, with an average temperature fluctuating between 17.8°C (64°F) and 9.8°C (49.6°F).

Temperature

Upon the beginning of August, Roseville's high-temperatures register at a still refreshing 17.8°C (64°F), closely mirroring the preceding month. Throughout August, Roseville experiences a low-temperature average of 9.8°C (49.6°F).

Humidity

August and September, with an average relative humidity of 66%, are the least humid months in Roseville, Australia.

Rainfall

In Roseville, during August, the rain falls for 10.1 days and regularly aggregates up to 37mm (1.46") of precipitation. In Roseville, during the entire year, the rain falls for 169 days and collects up to 647mm (25.47") of precipitation.

Daylight

The average length of the day in August in Roseville is 10h and 53min.
On the first day of the month, sunrise is at 6:47 am and sunset at 5:16 pm. On the last day of August, in Roseville, sunrise is at 6:14 am and sunset at 5:36 pm AEST.

Sunshine

In Roseville, Australia, the average sunshine in August is 8.5h.

UV index

May through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 4 in August interprets into the following advice:
Take precautions - Protection against sun damage is advised. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

During August, Roseville experiences an average high-temperature of 17.8°C (64°F) and a low-temperature of 9.8°C (49.6°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in January is appraised at 30°C (86°F).

The months with the lowest humidity in Roseville, Australia, are August and September, with an average relative humidity of 66%.

In August, the average relative humidity is 66%.

In Roseville, in August, during 10.1 rainfall days, 37mm (1.46") of precipitation is typically accumulated.

In August, the average day length in Roseville is 10h and 53min.

On the first day of August in Roseville, sunrise is at 6:47 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 5:36 pm AEST.

In August, the average sunshine duration in Roseville is 8.5h.

May through September, with an average maximum UV index of 4, are months with the lowest UV index in Roseville.

In August, the average daily maximum UV index in Roseville is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Roseville, Australia

  • Average high temperature in August: 17.8°C

The warmest month (with the highest average high temperature) is January (27.3°C).
The month with the lowest average high temperature is July (16.6°C).

  • Average low temperature in August: 9.8°C

The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.7°C).

Average pressure in August
Roseville, Australia

  • Average pressure in August: 1018mbar

The month with the highest atmospheric pressure is June (1020.9mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).

Average wind speed in August
Roseville, Australia

  • Average wind speed in August: 14km/h

The windiest months (with the highest average wind speed) are January and August (14km/h).
The calmest month (with the lowest average wind speed) is April (12.2km/h).

Average humidity in August
Roseville, Australia

  • Average humidity in August: 66%

The month with the highest relative humidity is February (75%).
The months with the lowest relative humidity are August and September (66%).

Average rainfall in August
Roseville, Australia

  • Average rainfall in August: 37mm

The wettest month (with the highest rainfall) is February (92mm).
The driest month (with the least rainfall) is September (35mm).

Average rainfall days in August
Roseville, Australia

  • Average rainfall days in August: 10.1 days

The month with the highest number of rainy days is March (18.8 days).
The month with the least rainy days is August (10.1 days).

Average daylight in August /
Average sunshine in August
Roseville, Australia

  • Average daylight in August: 10h and 54min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in August: 8h and 30min

The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

Average sunshine days in August
Roseville, Australia

  • Average sunshine days in August: 17.9 days

The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is March (8.8 days).

Average UV index in August
Roseville, Australia

  • Average UV index in August: 4

The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).

Average cloud cover in August
Roseville, Australia

  • Average cloud cover in August: 24

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in August
Roseville, Australia

  • Average visibility in August: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).