August weather forecast and climate
Newcastle, Australia

What is the temperature in August in Newcastle?

In August, the average high-temperature is 18°C (64.4°F), and the average low-temperature is 9.2°C (48.6°F).

How many days does it rain in August in Newcastle?

In Newcastle, in August, it is raining for 10.5 days, with typically 73.6mm (2.9") of accumulated precipitation.

What is the month with the coldest sea water in Newcastle?

Month with the coldest seawater in Newcastle, Australia, is August, with an average sea temperature of 18.9°C (66°F). Swimming in 18.9°C (66°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the sea temperature in August in Newcastle?

In August, the average sea temperature is 18.9°C (66°F). Swimming in 18.9°C (66°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Average temperature in August - Newcastle, Australia
  • Average high temperature in August: 18°C

The warmest month (with the highest average high temperature) is January (25.6°C).
The month with the lowest average high temperature is July (16.7°C).

  • Average low temperature in August: 9.2°C

The month with the highest average low temperature is February (19.3°C).
The coldest month (with the lowest average low temperature) is July (8.4°C).

Average humidity in August - Newcastle, Australia
  • Average humidity in August: 56%

The month with the highest relative humidity is February (74%).
The month with the lowest relative humidity is August (56%).

Average rainfall in August - Newcastle, Australia
  • Average rainfall in August: 73.6mm

The wettest month (with the highest rainfall) is March (119.7mm).
The driest month (with the lowest rainfall) is November (70.5mm).

Average rainfall days in August - Newcastle, Australia
  • Average rainfall days in August: 10.5 days

The month with the highest number of rainy days is May (12.6 days).
The month with the lowest number of rainy days is September (10 days).

Average sea temperature in August - Newcastle, Australia
  • Average sea temperature in August: 18.9°C

The best month for swimming (with the highest average sea temperature) is February (24°C).
The coldest month (with the lowest average sea temperature) is August (18.9°C).

Average daylight in August - Newcastle, Australia
  • Average daylight in August: 10.9h

The month with the longest days is December (Average daylight: 14.3h).
The month with shortest days is June (Average daylight: 10h).

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