Measurements:
°C
°F
Kihei
80°F
W 14 mph
Feels like: 84°F
Precip: 15%
World Resorts USA Kihei Weather

Kihei Sea Water Temperature

Current Sea Water Temperature:
+84.6°F
Maximum Sea Water Temperature in October: 85.4°F
Minimum Sea Water Temperature in October: 82.4°F
Average water temperature in October: 84.0°F

Sea Water Temperature for the Last 10 Days:

October 05 84.6°F September 30 84.8°F
October 04 85.2°F September 29 84.6°F
October 03 85.0°F September 28 84.4°F
October 02 84.4°F September 27 84.8°F
October 01 84.0°F September 26 85.0°F

When is the Warmest Sea for Kihei?

According to our data for the last three years for Kihei the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Kihei was 84.7°F. The maximum and minimum values were 83.8°F and 85.6°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Kihei was 84.2°F. The maximum and minimum values were 82.8°F and 85.4°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Kihei was 84.4°F. The maximum and minimum values were 83.8°F and 85.2°F respectively.

Best Time to Visit Kihei
The most sunny months:
December 10 days
September 10 days
August 10 days
The most warm months:
August 83.5 °F
July 83.5 °F
September 82.6 °F
Warmest sea temperature:
September 84.0 °F
October 84.0 °F
August 83.8 °F
The most cold months:
February 77.0 °F
March 77.2 °F
January 77.8 °F
The most rainy months:
March 1 day
February 1 day
April 1 day
The most windy months:
July 12 mph
August 11 mph
February 11 mph

Kihei on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Kihei
Local time: 13:51
05 oct, monday
1500 80°F
W
14 mph
1800 80°F
W
14 mph
2100 80°F
W
12 mph
06 oct, tuesday
0000 78°F
W
13 mph
0300 78°F
W
12 mph
0600 76°F
W
11 mph
0900 80°F
W
12 mph
1200 80°F
SW
15 mph