World Resorts USA Oahu Weather

Oahu Sea Temperature in March

Average sea water temperature in March:
+75.5°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:
2025
2024
2023

The average sea water temperature in March of 2025 was 75.7°F. The highest and lowest sea temperatures during the month were 77.0°F and 74.8°F.

Monthly sea water temperature in Oahu, °F

Which USA resorts have warmest sea in March?

Place name March 2025 March 2024
Kailua Kona 77.7°F 76.5°F
Honolulu 76.8°F 75.8°F
Hawaii 76.7°F 75.7°F
Maui 76.0°F 75.1°F
West Palm Beach 75.8°F 76.6°F
Fort Lauderdale 75.8°F 75.7°F
Oahu 75.7°F 74.5°F
Miami Beach 75.3°F 76.0°F
Islamorada 75.2°F 77.3°F
Key Largo 75.1°F 76.9°F
Kauai 75.0°F 74.5°F
Key West 74.5°F 76.5°F
Everglades 74.4°F 77.3°F
Miami 74.4°F 75.5°F
Marco Island 71.8°F 74.5°F
Naples 71.4°F 73.8°F
Sanibel Island 70.9°F 73.0°F
Cocoa Beach 70.0°F 71.5°F
Tampa 69.3°F 71.7°F
St. Petersburg 68.8°F 71.8°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 75.3 °F
March 76.0 °F
January 76.2 °F
Rainiest months:
March 1 day
December 1 day
April 1 day
Windiest months:
July 13.0 mph
May 11.8 mph
June 11.7 mph

Oahu on a weather map

Oahu
+70°F
W 2 mph
Feels like: +70°F
Precip.: 60%
Places in USA:
Name
°F
+48°F
+73°F
+73°F
+45°F
+52°F
+64°F
+64°F
+68°F
+36°F
+54°F
+46°F
+59°F
+59°F
+59°F
+30°F
24 Hours Forecast
Oahu
Local time: 20:46
December 28, sunday
2100
70°F
W
2 mph
December 29, monday
0000
70°F
NW
3 mph
0300
68°F
W
3 mph
0600
68°F
W
4 mph
0900
72°F
W
4 mph
1200
75°F
W
6 mph
1500
77°F
W
4 mph
1800
72°F
SW
5 mph
Units of measurement: °C / °F