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Newcastle, Australia Weather Averages

. The most daily sunshine hours in Newcastle are 9 in December. The best month to swim in the sea is in February when the average sea temperature is 24°C (75°F).

Average Daily Sunshine Hours Newcastle

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Average Sea Temperature Newcastle

What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface

Newcastle : Next 24-Hour Weather

Today - 20th May 2026

Sunrise 06:39

Sunrise

Sunset 16:59

Sunset
20:00
Partly cloudy
17°C (62°F)
21:00
Clear
17°C (61°F)
22:00
Patchy rain possible
16°C (60°F)
23:00
Patchy rain possible
15°C (58°F)

Tomorrow - 21st May 2026

Sunrise 06:39

Sunrise

Sunset 16:59

Sunset
0:00
Light rain shower
14°C (57°F)
1:00
Patchy rain possible
14°C (56°F)
2:00
Light rain shower
14°C (56°F)
3:00
Light rain shower
14°C (57°F)
4:00
Light rain shower
14°C (56°F)
5:00
Light rain shower
14°C (56°F)
6:00
Light rain shower
15°C (58°F)
7:00
Light rain shower
15°C (58°F)
8:00
Light rain shower
16°C (60°F)
9:00
Light rain shower
16°C (60°F)
10:00
Light rain shower
16°C (60°F)
11:00
Light rain shower
17°C (61°F)
12:00
Light rain shower
17°C (62°F)
13:00
Light rain shower
17°C (62°F)
14:00
Patchy rain possible
18°C (63°F)
15:00
Light rain shower
18°C (63°F)
16:00
Light rain shower
18°C (63°F)
17:00
Light rain shower
17°C (62°F)
18:00
Light rain shower
17°C (62°F)
19:00
Light rain shower
17°C (62°F)