World Resorts USA Kahului Weather

Kahului 14 Days Forecast

20.07
mon
Day
79°F
SW 8 mph
Precip.
17%
Night
77°F
SW 8 mph
Precip.
18%
21.07
tue
Day
79°F
W 7 mph
Precip.
38%
Night
75°F
W 11 mph
Precip.
18%
22.07
wed
Day
79°F
SW 11 mph
Precip.
14%
Night
75°F
SW 11 mph
Precip.
20%
23.07
thu
Day
79°F
SW 12 mph
Precip.
18%
Night
75°F
W 11 mph
Precip.
8%
24.07
fri
Day
79°F
SW 14 mph
Precip.
19%
Night
75°F
SW 11 mph
Precip.
18%
25.07
sat
Day
79°F
SW 11 mph
Precip.
21%
Night
75°F
SW 13 mph
Precip.
23%
26.07
sun
Day
79°F
SW 12 mph
Precip.
14%
Night
73°F
SW 12 mph
Precip.
11%
27.07
mon
Day
79°F
SW 9 mph
Precip.
3%
Night
75°F
SW 11 mph
Precip.
17%
28.07
tue
Day
77°F
S 7 mph
Precip.
20%
Night
75°F
SW 9 mph
Precip.
27%
29.07
wed
Day
79°F
SW 4 mph
Precip.
24%
Night
77°F
SW 5 mph
Precip.
19%
30.07
thu
Day
79°F
SW 7 mph
Precip.
26%
Night
77°F
SW 9 mph
Precip.
18%
31.07
fri
Day
81°F
SW 9 mph
Precip.
14%
Night
77°F
W 11 mph
Precip.
17%
01.08
sat
Day
81°F
W 11 mph
Precip.
13%
Night
75°F
W 9 mph
Precip.
10%
02.08
sun
Day
81°F
W 12 mph
Precip.
14%
Night
77°F
SW 12 mph
Precip.
18%

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 79.3°F. The highest and lowest sea temperatures during the month were 79.7°F and 78.8°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 79.9°F. The highest and lowest sea temperatures during the month were 80.4°F and 79.3°F.

Air temperature in Kahului, °F

Precipitation total in Kahului, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Kahului

Sunniest months:
January 19 days
September 19 days
July 19 days
Warmest months:
September 82.6 °F
August 82.5 °F
July 82.1 °F
Warmest sea temp:
September 80.2 °F
October 80.1 °F
August 79.6 °F
Coldest months:
February 75.9 °F
January 76.3 °F
March 76.3 °F
Rainiest months:
March 2 days
February 2 days
August 1 day
Windiest months:
July 13.0 mph
June 12.7 mph
November 12.3 mph

Kahului on a weather map

Kahului
+81°F
SW 11 mph
Feels like: +84°F
Precip.: 18%
Places in USA:
Name
°F
+73°F
+82°F
+81°F
+106°F
+84°F
+84°F
+75°F
+82°F
+73°F
+79°F
+63°F
+73°F
+81°F
+86°F
+77°F
24 Hours Forecast
Kahului
Local time: 14:53
July 20, monday
1500
81°F
SW
11 mph
1800
79°F
SW
11 mph
2100
77°F
SW
10 mph
July 21, tuesday
0000
77°F
SW
8 mph
0300
77°F
SW
8 mph
0600
77°F
SW
8 mph
0900
79°F
SW
8 mph
1200
79°F
W
7 mph
Units of measurement: °C / °F