May weather forecast and climate
Newcastle, Australia

What is the temperature in May in Newcastle?

In May, in Newcastle, Australia, the average high-temperature is 20°C (68°F), and the average low-temperature is 12°C (53.6°F).

How many days does it rain in May in Newcastle?

In Newcastle, during May, the rain falls for 12.6 days and regularly aggregates up to 117.3mm (4.6") of precipitation.

How cold is the water in May in Newcastle?

The average seawater temperature, in May, in Newcastle, Australia, is 21.7°C (71.1°F). For swimming, a surface water temperature of 21.7°C (71.1°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
Average temperature in May - Newcastle, Australia
  • Average high temperature in May: 20°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 May: 12°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 May - Newcastle, Australia
  • Average humidity in May: 64%

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

Average rainfall in May - Newcastle, Australia
  • Average rainfall in May: 117.3mm

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 May - Newcastle, Australia
  • Average rainfall days in May: 12.6 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 May - Newcastle, Australia
  • Average sea temperature in May: 21.7°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 May - Newcastle, Australia
  • Average daylight in May: 10.4h

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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