Measurements:
°C
°F
Sydney
102°F
SE 8 mph
Feels like: 104°F
Precip: 0%
World Resorts Australia Sydney Weather

Sydney Sea Water Temperature

Current Sea Water Temperature:
+76.8°F
Maximum Sea Water Temperature in January: 79.4°F
Minimum Sea Water Temperature in January: 71.6°F
Average water temperature in January: 75.8°F

Sea Water Temperature for the Last 10 Days:

January 09 76.8°F January 04 74.0°F
January 08 76.6°F January 03 73.8°F
January 07 75.0°F January 02 74.0°F
January 06 74.2°F January 01 74.2°F
January 05 73.4°F December 31 74.0°F

When is the Warmest Sea for Sydney?

According to our data for the last three years for Sydney the highest average sea water temperature was in February, March and January.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2025 2024 2023

The average sea surface temperature in February 2025 for Sydney was 77.3°F. The maximum and minimum values were 74.2°F and 80.4°F respectively.

Sea Water Temperature in March

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Sydney was 76.7°F. The maximum and minimum values were 75.2°F and 78.8°F respectively.

Sea Water Temperature in January

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Sydney was 76.7°F. The maximum and minimum values were 73.8°F and 77.8°F respectively.

Best Time to Visit Sydney
The most sunny months:
July 19 days
May 18 days
August 18 days
The most warm months:
January 81.5 °F
February 80.7 °F
March 79.2 °F
Warmest sea temperature:
February 76.8 °F
March 76.3 °F
January 75.8 °F
The most cold months:
July 63.0 °F
June 63.3 °F
August 64.6 °F
The most rainy months:
June 4 days
March 4 days
November 3 days
The most windy months:
January 11 mph
December 11 mph
November 11 mph

Sydney on the Weather Map

Australia Resorts:
NAME
Adelaide +68
Brisbane +92
Cairns +84
Canberra +100
Darwin +92
Fraser +84
Gold Coast +84
Melbourne +82
Perth +84
Sydney +102
Tasmania +56
24 Hours Weather Forecast
Sydney
Local time: 13:33
10 jan, saturday
1500 102°F
SE
8 mph
1800 96°F
S
12 mph
2100 72°F
N
25 mph
11 jan, sunday
0000 72°F
N
22 mph
0300 72°F
N
19 mph
0600 72°F
N
17 mph
0900 72°F
NW
16 mph
1200 70°F
N
17 mph