World sea water temperatures

Water temperature in Ewa Beach (HI) in January

Home > United States > Hawaii > Oahu > Ewa Beach

Is it warm enough to swim in Ewa Beach in January? Average water temperature in Ewa Beach in January is 76.6°F and therefore suitable for comfortable swimming. The warmest sea in Ewa Beach in January is 78.6°F, and the coldest is 74.7°F. Average high air temperature in Ewa Beach in January is 81°F, and average low temperature is 63°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Ewa Beach

Changes water temperature in Ewa Beach in January 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
January 178.3°F77°F75.6°F78.6°F
January 278.3°F77.2°F75.6°F78.6°F
January 378.1°F77.2°F75.6°F78.4°F
January 478.1°F77.2°F75.6°F78.6°F
January 578.3°F77.2°F75.6°F78.4°F
January 678.3°F77.2°F75.9°F78.4°F
January 778.1°F77.2°F75.6°F78.4°F
January 877.9°F77.2°F75.6°F78.4°F
January 977.7°F76.8°F75.6°F78.4°F
January 1077.9°F76.6°F75.7°F78.3°F
January 1177.9°F76.5°F75.6°F78.1°F
January 1278.1°F76.3°F75.6°F78.3°F
January 1377.9°F75.9°F75.7°F78.3°F
January 1478.1°F75.7°F75.7°F78.1°F
January 1578.1°F76.1°F75.6°F78.3°F
Day 2025 2024 Min Max
January 1678.1°F76.1°F75.6°F78.4°F
January 1778.1°F76.3°F75.6°F78.4°F
January 1877.9°F76.3°F75.6°F78.1°F
January 1977.9°F76.5°F75.6°F77.9°F
January 2077.5°F76.6°F75.2°F78.3°F
January 2177.5°F76.6°F75°F78.1°F
January 2277.4°F76.5°F74.8°F77.9°F
January 2377.2°F76.5°F74.8°F77.9°F
January 2477.2°F76.5°F74.8°F77.7°F
January 2577°F76.6°F74.8°F77.9°F
January 2677.2°F76.8°F75°F77.5°F
January 2777°F77°F75°F77.9°F
January 2876.6°F77°F74.8°F77.9°F
January 2976.8°F77°F74.7°F77.9°F
January 3077.2°F77°F75°F78.1°F
January 3176.8°F76.8°F75.4°F77.9°F
Ewa Beach water temp chart in January

Average water temperature in Ewa Beach in January over a decade

20162017201820192020
77.9°F76.6°F76.6°F76.5°F77.4°F
20212022202320242025
78.1°F76.5°F77.4°F76.6°F77.7°F

Ewa Beach sea state in January

Chart comparing the height of waves in Ewa Beach in January 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 Ewa Beach in January

Weather and climate in Ewa Beach in January

This data display average monthly climate indicators in Ewa Beach in January based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature81°F
  • Average LOW temperature63°F
  • Average rainfall79mm/3.1''

Ewa Beach 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 January?

Want to know where the water temperature in January 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 January. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Iroquois Point76.6°F74.7°F78.6°F
Waipahu76.6°F74.7°F78.6°F
Hickam Housing76.6°F74.7°F78.6°F
White Plains Beach76.8°F74.7°F78.8°F
Nimitz Beach76.8°F74.7°F78.8°F
Kapolei76.8°F74.7°F78.8°F
Aiea76.6°F74.7°F78.6°F
Pearl City76.6°F74.7°F78.6°F
Ko Olina76.8°F74.7°F78.6°F
Electric Beach76.8°F74.7°F78.6°F

United States photo gallery

  • Square Grouper Tiki Bar
  • United States
  • United States
  • United States

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 Oahu best beach

Current rating: (0 votes cast)

If you know this place (Ewa Beach) 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 Ewa Beach 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