Measurements:
°C
°F
CURRENT WEATHER
18:38
Kahului
78°F
W 6 mph
Feels like: 82°F
Precip: 23%
World Resorts USA Kahului Weather

7 Day Weather Forecast

10.26
mon
DAY
78°F
SW 7 mph
precip
18%
NIGHT
78°F
W 7 mph
precip
23%
10.27
tue
DAY
78°F
SW 9 mph
precip
36%
NIGHT
78°F
W 12 mph
precip
58%
10.28
wed
DAY
76°F
SW 12 mph
precip
80%
NIGHT
76°F
SW 11 mph
precip
40%
10.29
thu
DAY
78°F
SW 9 mph
precip
58%
NIGHT
78°F
SW 11 mph
precip
25%
10.30
fri
DAY
78°F
SW 10 mph
precip
20%
NIGHT
78°F
SW 9 mph
precip
18%
10.31
sat
DAY
80°F
SW 10 mph
precip
18%
NIGHT
78°F
SW 7 mph
precip
15%
11.01
sun
DAY
78°F
SW 11 mph
precip
25%
NIGHT
76°F
SW 14 mph
precip
23%

Kahului Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Kahului was 26.8°F. The maximum and minimum values were 26.4°F and 27.2°F respectively.

Kahului on the Weather Map

Best Time to Visit Kahului
The most sunny months:
January 19 days
June 18 days
September 18 days
The most warm months:
September 85.9 °F
August 85.8 °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
more details