Measurements:
°C
°F
CURRENT WEATHER
12:51
Oahu
82°F
S 1 mph
Feels like: 84°F
Precip: 0%
World Resorts USA Oahu Weather

7 Day Weather Forecast

01.09
fri
DAY
82°F
S 1 mph
precip
0%
NIGHT
72°F
SW 4 mph
precip
0%
01.10
sat
DAY
82°F
N 1 mph
precip
0%
NIGHT
72°F
W 2 mph
precip
87%
01.11
sun
DAY
82°F
N 2 mph
precip
0%
NIGHT
72°F
E 3 mph
precip
78%
01.12
mon
DAY
74°F
S 9 mph
precip
100%
NIGHT
66°F
SW 8 mph
precip
0%
01.13
tue
DAY
74°F
W 9 mph
precip
0%
NIGHT
70°F
W 2 mph
precip
56%
01.14
wed
DAY
76°F
N 15 mph
precip
100%
NIGHT
72°F
NE 14 mph
precip
100%
01.15
thu
DAY
70°F
SE 12 mph
precip
21%
NIGHT
66°F
NE 6 mph
precip
0%

Oahu Sea Water Temperature in January, °F

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Oahu was 24.7°F. The maximum and minimum values were 24.0°F and 25.0°F respectively.

Oahu on the Weather Map

Best Time to Visit Oahu
The most sunny months:
January 8 days
September 6 days
August 6 days
The most warm months:
September 85.9 °F
August 85.7 °F
July 84.7 °F
Warmest sea temperature:
October 83.5 °F
September 83.4 °F
August 82.8 °F
The most cold months:
February 78.1 °F
March 78.9 °F
January 79.1 °F
The most rainy months:
March 1 day
December 1 day
April 1 day
The most windy months:
July 12 mph
May 12 mph
June 11 mph
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