World Resorts USA Oahu Weather

Oahu Sea Temperature in March

Average sea water temperature in March:
+75.4°F
Minimum sea water temperature in March: 77.2°F
Maximum sea water temperature in March: 74.1°F

Daily sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 74.9°F. The highest and lowest sea temperatures during the month were 75.6°F and 74.3°F.

Monthly sea water temperature in Oahu, °F

Which USA resorts have warmest sea in March?

Place name March 2026 March 2025
Everglades 77.4°F 74.4°F
Kailua Kona 77.2°F 77.7°F
West Palm Beach 77.1°F 75.8°F
Key Largo 76.8°F 75.1°F
Miami Beach 76.8°F 75.3°F
Honolulu 76.7°F 76.8°F
Fort Lauderdale 76.6°F 75.8°F
Hawaii 76.5°F 76.7°F
Kauai 76.5°F 75.0°F
Key West 76.5°F 74.5°F
Hialeah 76.1°F 74.6°F
Miami 76.0°F 74.4°F
Kahului 75.7°F 76.3°F
Maui 75.5°F 76.0°F
Oahu 74.9°F 75.7°F
Cape Coral 73.9°F 71.7°F
Marco Island 73.5°F 71.8°F
Naples 72.6°F 71.4°F
Corpus Christi 71.9°F 67.0°F
Tampa 71.7°F 69.3°F

Best time for vacation in Oahu

Sunniest months:
January 8 days
September 6 days
August 6 days
Warmest months:
September 82.3 °F
August 82.2 °F
July 81.2 °F
Warmest sea temp:
October 80.2 °F
September 80.1 °F
August 79.5 °F
Coldest months:
February 74.8 °F
March 75.7 °F
January 76.0 °F
Rainiest months:
March 1 day
December 1 day
February 1 day
Windiest months:
July 13.0 mph
May 11.8 mph
June 11.7 mph

Oahu on a weather map

Oahu
+73°F
W 7 mph
Feels like: +77°F
Precip.: 0%
Places in USA:
Name
°F
+57°F
+75°F
+75°F
+61°F
+68°F
+88°F
+82°F
+72°F
+50°F
+66°F
+59°F
+82°F
+90°F
+88°F
+50°F
24 Hours Forecast
Oahu
Local time: 09:39
April 26, sunday
1200
79°F
W
6 mph
1500
77°F
SW
7 mph
1800
73°F
SW
8 mph
2100
72°F
SW
7 mph
April 27, monday
0000
72°F
W
8 mph
0300
70°F
W
6 mph
0600
70°F
W
5 mph
0900
73°F
W
8 mph
Units of measurement: °C / °F