Measurements:
°C
°F
CURRENT WEATHER
08:44
Kauai
78°F
N 10 mph
Feels like: 82°F
Precip: 100%
World Resorts USA Kauai Weather

7 Day Weather Forecast

05.18
sat
DAY
80°F
N 7 mph
precip
100%
NIGHT
74°F
NW 7 mph
precip
100%
05.19
sun
DAY
82°F
NW 2 mph
precip
0%
NIGHT
76°F
NW 9 mph
precip
0%
05.20
mon
DAY
82°F
W 13 mph
precip
0%
NIGHT
76°F
W 11 mph
precip
100%
05.21
tue
DAY
80°F
W 13 mph
precip
82%
NIGHT
74°F
W 13 mph
precip
100%
05.22
wed
DAY
78°F
W 13 mph
precip
100%
NIGHT
76°F
W 13 mph
precip
100%
05.23
thu
DAY
78°F
W 13 mph
precip
100%
NIGHT
74°F
W 12 mph
precip
100%
05.24
fri
DAY
78°F
W 14 mph
precip
100%
NIGHT
74°F
W 11 mph
precip
100%

Kauai Sea Water Temperature in May, °F

Select Year: 2023 2022 2021

The average sea surface temperature in May 2023 for Kauai was 25.2°F. The maximum and minimum values were 24.6°F and 25.4°F respectively.

Kauai on the Weather Map

Best Time to Visit Kauai
The most sunny months:
January 6 days
December 5 days
October 3 days
The most warm months:
September 83.3 °F
August 82.9 °F
July 82.3 °F
Warmest sea temperature:
September 84.0 °F
October 83.9 °F
August 83.3 °F
The most cold months:
February 76.0 °F
March 76.5 °F
January 77.5 °F
The most rainy months:
January 3 days
March 2 days
May 1 day
The most windy months:
July 12 mph
February 11 mph
August 11 mph
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