World Resorts Australia Cairns Weather

Cairns sea water temperature

Current sea water temperature:
+84.9°F
Minimum sea water temperature in March: 86.9°F
Maximum sea water temperature in March: 80.4°F
Average sea water temperature in March: 84.0°F

Sea water temperature for the last 10 days:

March 15 84.9°F March 10 84.9°F
March 14 85.1°F March 9 85.1°F
March 13 85.3°F March 8 85.1°F
March 12 85.1°F March 7 85.1°F
March 11 85.3°F March 6 85.3°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 85.4°F. The highest and lowest sea temperatures during the month were 86.4°F and 84.9°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 9 days
February 8 days
Windiest months:
May 9.6 mph
July 9.1 mph
June 9.1 mph

Cairns on a weather map

Cairns
+77°F
NW 11 mph
Feels like: +81°F
Precip.: 100%
Places in Australia:
Name
°F
+64°F
+72°F
+75°F
+82°F
+77°F
+77°F
+66°F
+75°F
+77°F
+59°F
+75°F
24 Hours Forecast
Cairns
Local time: 09:39
March 16, monday
1200
77°F
NW
11 mph
1500
81°F
NW
11 mph
1800
77°F
NW
10 mph
2100
72°F
N
8 mph
March 17, tuesday
0000
70°F
N
7 mph
0300
70°F
N
6 mph
0600
70°F
N
7 mph
0900
81°F
NW
7 mph
Units of measurement: °C / °F