Measurements:
°C
°F
CURRENT WEATHER
11:33
Kahului
82°F
W 21 mph
Feels like: 86°F
Precip: 17%
World Resorts USA Kahului Weather

7 Day Weather Forecast

08.25
tue
DAY
82°F
W 21 mph
precip
17%
NIGHT
80°F
W 17 mph
precip
19%
08.26
wed
DAY
80°F
W 17 mph
precip
15%
NIGHT
78°F
W 15 mph
precip
25%
08.27
thu
DAY
80°F
W 19 mph
precip
6%
NIGHT
78°F
W 16 mph
precip
16%
08.28
fri
DAY
80°F
W 17 mph
precip
21%
NIGHT
78°F
W 19 mph
precip
27%
08.29
sat
DAY
78°F
W 18 mph
precip
20%
NIGHT
78°F
W 18 mph
precip
19%
08.30
sun
DAY
80°F
W 17 mph
precip
23%
NIGHT
80°F
W 14 mph
precip
36%
08.31
mon
DAY
82°F
SW 17 mph
precip
35%
NIGHT
80°F
W 19 mph
precip
49%

Kahului Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Kahului was 26.6°F. The maximum and minimum values were 26.2°F and 27.0°F respectively.

Kahului on the Weather Map

Best Time to Visit Kahului
The most sunny months:
January 19 days
September 19 days
June 18 days
The most warm months:
September 86.2 °F
August 86.1 °F
July 85.4 °F
Warmest sea temperature:
September 83.5 °F
October 83.5 °F
August 82.9 °F
The most cold months:
February 78.8 °F
January 79.2 °F
March 79.3 °F
The most rainy months:
March 2 days
February 2 days
August 1 day
The most windy months:
July 12 mph
June 12 mph
November 12 mph
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