Measurements:
°C
°F
CURRENT WEATHER
02:19
Hawaii
80°F
SW 12 mph
Feels like: 84°F
Precip: 25%
World Resorts USA Hawaii Weather

14 Day Weather Forecast

09.15
tue
DAY
84°F
SW 16 mph
precip
19%
NIGHT
82°F
SW 17 mph
precip
20%
09.16
wed
DAY
84°F
SW 20 mph
precip
19%
NIGHT
82°F
SW 20 mph
precip
23%
09.17
thu
DAY
84°F
SW 22 mph
precip
34%
NIGHT
80°F
SW 20 mph
precip
73%
09.18
fri
DAY
84°F
SW 21 mph
precip
7%
NIGHT
82°F
SW 17 mph
precip
21%
09.19
sat
DAY
82°F
W 17 mph
precip
22%
NIGHT
80°F
W 18 mph
precip
34%
09.20
sun
DAY
82°F
SW 22 mph
precip
19%
NIGHT
80°F
SW 21 mph
precip
24%
09.21
mon
DAY
82°F
SW 24 mph
precip
13%
NIGHT
80°F
SW 20 mph
precip
11%
09.22
tue
DAY
82°F
SW 20 mph
precip
19%
NIGHT
82°F
SW 16 mph
precip
20%
09.23
wed
DAY
84°F
SW 19 mph
precip
27%
NIGHT
82°F
SW 22 mph
precip
29%
09.24
thu
DAY
82°F
SW 24 mph
precip
18%
NIGHT
82°F
SW 21 mph
precip
32%
09.25
fri
DAY
82°F
SW 22 mph
precip
20%
NIGHT
82°F
SW 19 mph
precip
22%
09.26
sat
DAY
82°F
SW 21 mph
precip
30%
NIGHT
80°F
SW 22 mph
precip
34%
09.27
sun
DAY
82°F
SW 24 mph
precip
32%
NIGHT
80°F
SW 22 mph
precip
40%
09.28
mon
DAY
82°F
SW 19 mph
precip
27%
NIGHT
80°F
SW 20 mph
precip
28%

Hawaii Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Hawaii was 84.2°F. The maximum and minimum values were 83.8°F and 84.6°F respectively.

Hawaii on the Weather Map

Best Time to Visit Hawaii
The most sunny months:
January 15 days
August 14 days
June 14 days
The most warm months:
August 86.6 °F
September 86.6 °F
July 85.7 °F
Warmest sea temperature:
September 84.2 °F
October 84.0 °F
August 83.6 °F
The most cold months:
February 78.9 °F
March 79.1 °F
January 79.4 °F
The most rainy months:
March 3 days
February 3 days
October 2 days
The most windy months:
July 17 mph
August 16 mph
June 16 mph
more details
USA Resorts:
NAME
F°
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +82
San Diego +70
San Francisco +60
Santa Monica +72
Sarasota +86
Washington +66
all resorts
24 Hours Weather Forecast
Hawaii
Local time: 02:19
15 sep, tuesday
0300 80°F
SW
12 mph
0600 80°F
SW
13 mph
0900 82°F
SW
15 mph
1200 84°F
SW
16 mph
1500 84°F
SW
17 mph
1800 82°F
SW
19 mph
2100 82°F
SW
17 mph
16 sep, wednesday
0000 82°F
SW
17 mph