Measurements:
°C
°F
Oahu
82°F
W 12 mph
Feels like: 84°F
Precip: 0%
World Resorts USA Oahu Weather

Oahu Sea Water Temperature

Current Sea Water Temperature:
+80.8°F
Maximum Sea Water Temperature in November: 85.2°F
Minimum Sea Water Temperature in November: 80.8°F
Average water temperature in November: 82.5°F

Sea Water Temperature for the Last 10 Days:

November 21 80.8°F November 16 81.6°F
November 20 80.8°F November 15 81.6°F
November 19 81.0°F November 08 82.4°F
November 18 81.0°F November 07 82.4°F
November 17 81.2°F November 06 82.4°F

When is the Warmest Sea for Oahu?

According to our data for the last three years for Oahu the highest average sea water temperature was in October, September and August.

Average Water Temperature by Month, °F

Sea Water Temperature in October

Select Year: 2024 2023 2022

The average sea surface temperature in October 2024 for Oahu was 83.5°F. The maximum and minimum values were 82.6°F and 84.0°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Oahu was 83.3°F. The maximum and minimum values were 82.0°F and 84.2°F respectively.

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Oahu was 82.0°F. The maximum and minimum values were 81.4°F and 82.4°F respectively.

Best Time to Visit Oahu
The most sunny months:
January 9 days
August 6 days
September 6 days
The most warm months:
September 86.1 °F
August 85.7 °F
July 84.8 °F
Warmest sea temperature:
October 83.6 °F
September 83.4 °F
August 82.8 °F
The most cold months:
February 77.8 °F
March 78.8 °F
January 79.2 °F
The most rainy months:
November 1 day
December 1 day
March 1 day
The most windy months:
July 13 mph
February 12 mph
August 12 mph

Oahu on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +64
San Francisco +58
Sarasota +76
Tampa +74
Washington +52
24 Hours Weather Forecast
Oahu
Local time: 10:33
21 nov, thursday
1200 82°F
W
12 mph
1500 80°F
W
11 mph
1800 76°F
SW
8 mph
2100 74°F
SW
7 mph
22 nov, friday
0000 74°F
W
7 mph
0300 74°F
SW
5 mph
0600 72°F
SW
4 mph
0900 78°F
W
3 mph