World Resorts Australia Cairns Weather

Cairns Sea Temperature in May

Average sea water temperature in May:
+78.1°F
Minimum sea water temperature in May: 81.3°F
Maximum sea water temperature in May: 74.3°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 76.7°F. The highest and lowest sea temperatures during the month were 78.3°F and 75.6°F.

Monthly sea water temperature in Cairns, °F

Which Australia resorts have warmest sea in May?

Place name May 2026 May 2025
Darwin 83.4°F 82.4°F
Cairns 76.7°F 78.8°F
Gold Coast 74.6°F 74.9°F
Fraser 73.1°F 74.4°F
Brisbane 70.1°F 71.1°F
Sydney 68.1°F 69.2°F
Perth 66.5°F 67.9°F
Adelaide 64.3°F 64.2°F
Melbourne 60.2°F 60.8°F
Tasmania 56.7°F 58.2°F

Best time for vacation in Cairns

Sunniest months:
August 18 days
October 18 days
November 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 75.8 °F
June 76.1 °F
August 76.5 °F
Rainiest months:
January 10 days
March 8 days
February 8 days
Windiest months:
May 9.6 mph
July 9.2 mph
June 9.1 mph

Cairns on a weather map

Current weather
01:02
Cairns
+72°F
NE 2 mph
Feels like: +77°F
Precip.: 14%
Places in Australia:
Name
°F
Adelaide
+50°F
Brisbane
+70°F
Gold Coast
+68°F
Darwin
+82°F
Canberra
+57°F
Cairns
+72°F
Melbourne
+50°F
Perth
+64°F
Sydney
+66°F
Tasmania
+48°F
Fraser
+70°F
24 Hours Forecast
Cairns
Local time: 01:02
November 15, sunday
0300
72°F
NE
3 mph
0600
73°F
NE
3 mph
0900
84°F
W
2 mph
1200
90°F
SW
6 mph
1500
86°F
SW
6 mph
1800
81°F
SW
2 mph
2100
75°F
E
1 mph
November 16, monday
0000
72°F
NE
2 mph
Units of measurement: °C / °F