16.03
mon
mon
Day
75°F
S 5 mph
Precip.
100%
100%
Night
72°F
SE 4 mph
Precip.
100%
100%
17.03
tue
tue
Day
73°F
S 6 mph
Precip.
85%
85%
Night
70°F
W 6 mph
Precip.
72%
72%
18.03
wed
wed
Day
75°F
W 11 mph
Precip.
0%
0%
Night
72°F
NW 7 mph
Precip.
70%
70%
19.03
thu
thu
Day
72°F
S 4 mph
Precip.
100%
100%
Night
72°F
NE 3 mph
Precip.
89%
89%
20.03
fri
fri
Day
75°F
SW 2 mph
Precip.
100%
100%
Night
72°F
NE 4 mph
Precip.
100%
100%
21.03
sat
sat
Day
77°F
E 4 mph
Precip.
100%
100%
Night
72°F
E 2 mph
Precip.
26%
26%
22.03
sun
sun
Day
72°F
SE 2 mph
Precip.
100%
100%
Night
70°F
N 4 mph
Precip.
100%
100%
23.03
mon
mon
Day
72°F
W 2 mph
Precip.
100%
100%
Night
70°F
W 8 mph
Precip.
100%
100%
24.03
tue
tue
Day
73°F
W 10 mph
Precip.
100%
100%
Night
70°F
NW 5 mph
Precip.
45%
45%
25.03
wed
wed
Day
75°F
NW 4 mph
Precip.
25%
25%
Night
72°F
NW 2 mph
Precip.
0%
0%
26.03
thu
thu
Day
73°F
S 3 mph
Precip.
100%
100%
Night
72°F
E 2 mph
Precip.
0%
0%
27.03
fri
fri
Day
75°F
SE 5 mph
Precip.
100%
100%
Night
70°F
E 5 mph
Precip.
0%
0%
28.03
sat
sat
Day
73°F
SW 8 mph
Precip.
86%
86%
Night
70°F
W 7 mph
Precip.
100%
100%
29.03
sun
sun
Day
75°F
W 8 mph
Precip.
26%
26%
Night
72°F
W 6 mph
Precip.
100%
100%
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 76.7°F. The highest and lowest sea temperatures during the month were 77.0°F and 76.5°F.
Air temperature in Kauai, °F
Precipitation total in Kauai, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kauai
Kauai on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kauai
Local time: 19:33
March 16, monday
2100
72°F
SE
7 mph
7 mph
March 17, tuesday
0000
72°F
SE
4 mph
4 mph
0300
70°F
SE
6 mph
6 mph
0600
70°F
SE
4 mph
4 mph
0900
72°F
S
3 mph
3 mph
1200
73°F
S
6 mph
6 mph
1500
72°F
S
6 mph
6 mph
1800
70°F
SW
6 mph
6 mph
