World Resorts Australia Cairns Weather

Cairns sea water temperature

Current sea water temperature:
+83.3°F
Minimum sea water temperature in December: 86.0°F
Maximum sea water temperature in December: 81.3°F
Average sea water temperature in December: 83.6°F

Sea water temperature for the last 10 days:

December 25 83.3°F December 20 84.4°F
December 24 83.3°F December 19 84.6°F
December 23 83.5°F December 18 84.6°F
December 22 83.8°F December 17 84.9°F
December 21 83.8°F December 16 84.0°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:
2025
2024
2023

The average sea water temperature in February of 2025 was 84.9°F. The highest and lowest sea temperatures during the month were 86.2°F and 83.8°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 86.2°F and 85.1°F.

Sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 85.8°F and 82.6°F.

Best time for vacation in Cairns

Sunniest months:
October 19 days
August 18 days
September 16 days
Warmest months:
December 86.8 °F
January 86.7 °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
NE 4 mph
Feels like: +82°F
Precip.: 0%
Places in Australia:
Name
°F
+54°F
+73°F
+72°F
+82°F
+57°F
+77°F
+55°F
+70°F
+61°F
+50°F
+75°F
24 Hours Forecast
Cairns
Local time: 06:54
December 26, friday
0900
84°F
E
1 mph
1200
84°F
S
5 mph
1500
84°F
SE
4 mph
1800
81°F
E
4 mph
2100
77°F
E
5 mph
December 27, saturday
0000
77°F
E
2 mph
0300
77°F
NE
2 mph
0600
77°F
E
2 mph
Units of measurement: °C / °F