World sea water temperatures

Water temperature in Honolua Bay (HI) in September

Home > United States > Hawaii > Maui > Honolua Bay

Is it warm enough to swim in Honolua Bay in September? Average water temperature in Honolua Bay in September is 80.1°F and therefore suitable for comfortable swimming. The warmest sea in Honolua Bay in September is 84.2°F, and the coldest is 77°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Honolua Bay

Changes water temperature in Honolua Bay in September 2025, 2024

To get an accurate forecast for the water temperature in Honolua Bay for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Honolua Bay, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 180.4°F80.1°F77.5°F82.6°F
September 280.6°F80.1°F77.5°F82.9°F
September 380.4°F80.1°F77.4°F82.9°F
September 480.6°F79.9°F77.4°F82.9°F
September 5 79.9°F77.4°F82.8°F
September 6 79.7°F77.2°F82.8°F
September 7 79.7°F77.4°F82.9°F
September 8 79.7°F77.4°F83.7°F
September 9 79.9°F77.2°F84.2°F
September 10 79.9°F77.5°F84.2°F
September 11 80.1°F77.4°F83.7°F
September 12 80.2°F77.2°F83.1°F
September 13 80.2°F77.4°F82.9°F
September 14 80.2°F77.2°F82.6°F
September 15 80.2°F77.4°F82.8°F
Day 2025 2024 Min Max
September 16 80.1°F77.5°F82.6°F
September 17 80.2°F77.4°F82.2°F
September 18 80.2°F77.7°F82.2°F
September 19 80.1°F77.5°F82°F
September 20 80.1°F77.2°F81.9°F
September 21 80.1°F77.4°F82°F
September 22 79.9°F77.2°F82.2°F
September 23 80.2°F77°F82.2°F
September 24 80.2°F77.5°F82.2°F
September 25 80.2°F77.5°F82.8°F
September 26 80.1°F77.7°F82.6°F
September 27 80.1°F77.5°F82.2°F
September 28 80.2°F77.7°F82°F
September 29 80.6°F77.9°F82.2°F
September 30 80.4°F77.9°F82°F
Honolua Bay water temp chart in September

Average water temperature in Honolua Bay in September over a decade

20152016201720182019
82.6°F80.8°F81°F80.4°F82.4°F
20202021202220232024
80.2°F79.2°F80.6°F79.7°F80.1°F

Honolua Bay sea state in September

Chart comparing the height of waves in Honolua Bay in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Honolua Bay in September

Honolua Bay water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in September?

Want to know where the water temperature in September is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Fleming Beach80.1°F77°F84.2°F
Oneloa Bay80.1°F77°F84.2°F
Ironwood Beach80.1°F77°F84.2°F
Kahana80.6°F77.2°F84.7°F
Kahekili Beach Park80.8°F77.4°F84.9°F
Olowalu80.8°F77.5°F85.3°F
Maalaea80.6°F77.5°F85.3°F
Sugar Beach80.6°F77.5°F85.3°F
Jaws79.7°F76.8°F83.7°F
Kihei80.6°F77.5°F85.3°F

Maui photo gallery

  • Maui
  • Lanai and West Maui Mountains at sunset

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Vote for Maui best beach

Current rating: (0 votes cast)

If you know this place (Honolua Bay) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

Get widget or API for your website

Our report for Honolua Bay is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

Contact us: admin@seatemperature.info
privacy policy