Kapa‘a Water Temperature

(Today) 2024

23.6°C / 74.4°F

The water will feel warm (balmy). Most people will be OK with just bathers / swimming costume at this temperature. If you intend to stay in the water for a while a thin shorty wetsuit will suffice.

Current weather

21°C / 70°F
(light rain)
Partly cloudy
Wind
14 mph
Humidity
86%

The measurements for the water temperature in Kapa‘a, Hawaii are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Water temp by month

Monthly average max / min water temperatures

The graph below shows the range of monthly Kapa‘a water temperature derived from many years of historical sea surface temperature data.

Kapa‘a average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Kapa‘a
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 23.9 23.1 22.6 23 23.9 25.1 25.7 25.6 26 25.6 24.8 23.8
Max °C 25.5 25.3 24.9 26.1 27 26.8 26.6 27 27.6 27.2 26.6 25.8
Min °F 75.7 74.5 73.6 74.6 76.2 77.8 78.6 78.6 79.4 78.7 77.4 75.6
Max °F 77.3 76.7 75.9 77.7 79.3 79.5 79.5 80 81 80.3 79.2 77.6

The warmest water temperature is in September with an average around 80.2°F / 26.8°C. The coldest month is March with an average water temperature of 74.7°F / 23.7°C.


7 day tide forecast for Kapa‘a

MonTueWedThuFriSatSun
  • Low 4:01pm
    (-0.02m)
  • High 12:48am
    (0.53m)
  • Low 8:54am
    (0.06m)
  • High 12:03pm
    (0.09m)
  • Low 5:27pm
    (-0.05m)
  • High 1:36am
    (0.58m)
  • Low 8:53am
    (0.05m)
  • High 1:12pm
    (0.14m)
  • Low 6:33pm
    (-0.08m)
  • High 2:17am
    (0.61m)
  • Low 9:07am
    (0.03m)
  • High 2:03pm
    (0.2m)
  • Low 7:29pm
    (-0.1m)
  • High 2:54am
    (0.62m)
  • Low 9:27am
    (0.01m)
  • High 2:50pm
    (0.27m)
  • Low 8:20pm
    (-0.1m)
  • High 3:29am
    (0.61m)
  • Low 9:49am
    (-0.02m)
  • High 3:37pm
    (0.34m)
  • Low 9:10pm
    (-0.07m)
  • High 4:02am
    (0.56m)
  • Low 10:14am
    (-0.04m)
  • High 4:25pm
    (0.41m)
  • Low 10:02pm
    (-0.03m)
7 day tide times for Kapa‘a

*These tide times are estimates based on the nearest accurate location (Hanamaulu Bay, Kauai Island, Hawaii) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.