28.12
sun
sun
Day

68°F
N 16 mph
Precip.
100%
100%
Night

63°F
NW 6 mph
Precip.
0%
0%
29.12
mon
mon
Day

70°F
NW 11 mph
Precip.
0%
0%
Night

63°F
SE 3 mph
Precip.
0%
0%
30.12
tue
tue
Day

75°F
SW 14 mph
Precip.
0%
0%
Night

68°F
NW 4 mph
Precip.
0%
0%
31.12
wed
wed
Day

70°F
NW 14 mph
Precip.
100%
100%
Night

64°F
N 16 mph
Precip.
24%
24%
01.01
thu
thu
Day

66°F
N 19 mph
Precip.
73%
73%
Night

64°F
NW 10 mph
Precip.
29%
29%
02.01
fri
fri
Day

70°F
NW 11 mph
Precip.
0%
0%
Night

64°F
E 3 mph
Precip.
59%
59%
03.01
sat
sat
Day

73°F
SW 13 mph
Precip.
26%
26%
Night

68°F
SW 10 mph
Precip.
0%
0%
04.01
sun
sun
Day

77°F
SW 17 mph
Precip.
24%
24%
Night

70°F
SW 12 mph
Precip.
51%
51%
05.01
mon
mon
Day

79°F
SW 17 mph
Precip.
0%
0%
Night

72°F
NW 6 mph
Precip.
0%
0%
06.01
tue
tue
Day

81°F
SW 15 mph
Precip.
0%
0%
Night

72°F
E 11 mph
Precip.
0%
0%
07.01
wed
wed
Day

84°F
SW 8 mph
Precip.
0%
0%
Night

72°F
N 2 mph
Precip.
0%
0%
08.01
thu
thu
Day

79°F
NW 9 mph
Precip.
0%
0%
Night

66°F
N 16 mph
Precip.
100%
100%
09.01
fri
fri
Day

66°F
NW 14 mph
Precip.
25%
25%
Night

64°F
NW 11 mph
Precip.
100%
100%
10.01
sat
sat
Day

70°F
SW 12 mph
Precip.
0%
0%
Night

68°F
SW 16 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 72.1°F. The highest and lowest sea temperatures during the month were 74.7°F and 69.1°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 74.0°F. The highest and lowest sea temperatures during the month were 75.0°F and 71.4°F.
Air temperature in Sydney, °F
Precipitation total in Sydney, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sydney
Sydney on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Sydney
Local time: 09:14
December 28, sunday
1200

68°F
N
16 mph
16 mph
1500

70°F
NW
15 mph
15 mph
1800

68°F
NW
11 mph
11 mph
2100

64°F
NW
8 mph
8 mph
December 29, monday
0000

63°F
NW
6 mph
6 mph
0300

63°F
N
5 mph
5 mph
0600

63°F
NE
4 mph
4 mph
0900

68°F
NW
7 mph
7 mph




























