World Resorts Australia Cairns Weather

Cairns sea water temperature

Current sea water temperature:
+79.9°F
Minimum sea water temperature in April: 85.8°F
Maximum sea water temperature in April: 79.0°F
Average sea water temperature in April: 81.8°F

Sea water temperature for the last 10 days:

April 26 79.9°F April 21 81.3°F
April 25 80.4°F April 20 81.5°F
April 24 80.8°F April 19 81.3°F
April 23 81.1°F April 18 81.1°F
April 22 81.1°F April 17 81.0°F

When is the warmest sea in Cairns?

Based on the data about daily sea water temperature for the last three years the warmest sea in Cairns was noticed in February, January and March.

Monthly Sea Temperatures in Cairns, °F

Sea water temperature in February, °F

Show year:
2026
2025
2024

The average sea water temperature in February of 2026 was 86.0°F. The highest and lowest sea temperatures during the month were 86.9°F and 85.5°F.

Sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 84.1°F. The highest and lowest sea temperatures during the month were 85.6°F and 83.1°F.

Sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 83.8°F. The highest and lowest sea temperatures during the month were 86.4°F and 80.4°F.

Best time for vacation in Cairns

Sunniest months:
October 19 days
August 18 days
September 16 days
Warmest months:
December 86.7 °F
January 86.6 °F
February 86.3 °F
Warmest sea temp:
February 84.8 °F
January 84.6 °F
March 83.9 °F
Coldest months:
July 75.9 °F
June 76.2 °F
August 76.6 °F
Rainiest months:
January 10 days
March 8 days
February 8 days
Windiest months:
May 9.6 mph
July 9.1 mph
June 9.1 mph

Cairns on a weather map

Cairns
+70°F
NW 9 mph
Feels like: +70°F
Precip.: 0%
Places in Australia:
Name
°F
+61°F
+66°F
+64°F
+82°F
+54°F
+70°F
+68°F
+77°F
+66°F
+57°F
+70°F
24 Hours Forecast
Cairns
Local time: 18:05
April 26, sunday
2100
64°F
N
7 mph
April 27, monday
0000
64°F
N
6 mph
0300
64°F
N
6 mph
0600
66°F
N
6 mph
0900
75°F
NW
8 mph
1200
79°F
NW
11 mph
1500
77°F
NW
11 mph
1800
72°F
NW
9 mph
Units of measurement: °C / °F