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photo - a surfer's hand in the water indicative great Water Temperature Waikiki

Water Temperature Waikiki & Oahu by Season

At Gone Surfing Hawaii, we know understanding the water conditions where you’re headed can really enhance your experience. Whether you’re planning a trip to Waikiki, thinking about moving to Oahu, or just daydreaming about life in Hawaii, knowing about the Hawaii ocean temperature is important.

The warm waters of the Pacific Ocean are a defining feature of Hawaii, making it a perfect spot for all kinds of water activities. The water temperatures in Waikiki and across Oahu are pleasantly mild year-round, which is why Waikiki is considered one of the best surfing beaches in the world.

The local water temperature is an important piece of information. It helps in planning not just what activities you can do, but also what you’ll need to wear in the water. In Waikiki, the gentle warmth of the ocean means you can enjoy everything from an early morning surf to a late evening paddleboard session in comfort.

photo - a hand in the ocean trying the water temperature waikiki

Hawaii Water Temperature by Season

The Hawaiian Islands, graced by their tropical location, boast some of the warmest ocean waters in the world. Visitors and residents of Oahu, including the renowned Waikiki, can delight in these inviting waters throughout the year. However, slight variations do occur with the seasons, which can affect water-based activities.

Oahu’s Waikiki and Honolulu Water Temperature by Month

The water temperatures make Waikiki and Oahu ideal locations for year-round water activities. Even during the “cooler” months, the water temperatures are inviting, which is why Waikiki is renowned as a top destination for tourists from all over the globe. 

January

The water temperature in Waikiki starts the year on the cooler side but remains pleasant, averaging around 74°F (23°C). The Honolulu water temperature mirrors this, making it comfortable for all types of water and on-land Hawaii activities.

February

Continuing the trend, water temperature in Oahu in February stays consistent with January, maintaining an average of 74°F (23°C). This provides ideal conditions for enjoying the Waikiki surf.

March

As spring sets in, the Waikiki water temperature slightly increases, still around 74°F (23°C), perfect for early-season swimmers and surfers looking to catch the gentle surf conditions Waikiki is known for.

April

April sees a gentle warming trend with water temperature Waikiki reaching about 74.5°F (23.6°C). This slight increase marks the beginning of perfect beach weather.

May

Heading deeper into summer, the water temperature Hawaii in Waikiki climbs to approximately 74.5°F (23.6°C), inviting more visitors to explore the waters of the area.

June

In June, the trend continues with Oahu water temperature averaging around 76°F (25°C). This makes for some of the best early summer surf conditions at Waikiki Beach.

July

The heart of summer sees Waikiki water temperature peak around 78°F (25.5°C), perfect for enjoying some of the best surfing beaches in the world.

August

August often features the year’s highest water temperature Waikiki Beach, with temperatures ranging from 80°F (27°C) to 81°F (27°C).

September

The warm water temperature in Waikiki Beach, Hawaii persists into September, mirroring August’s warmth and maintaining a perfect setting for water sports.

October

In October, the water temperature in Waikiki remains warm, generally around 76°F (25°C), ideal for continuing summer activities into the fall.

November

As fall progresses, water temperature Waikiki begins to cool slightly to around 74°F (23°C), but still remains inviting for all ocean activities.

December

Ending the year, the water temperature in Waikiki cools to approximately 74°F (23°C), but Waikiki’s waters remain a welcoming environment for holiday beach-goers.

These consistent and warm temperatures make Waikiki and Oahu ideal locations for year-round water activities. Even during the cooler months, the inviting water temperature Waikiki Beach ensures that Waikiki continues to be a top destination for surfers, swimmers, and beach-goers from around the world.

Learn More About Water Temperature

Exploring the difference between air and water temperatures is crucial for beach-goers and water sports enthusiasts alike. The water temperature in Waikiki feels warm throughout the year, which can provide a delightful contrast to cooler air temperatures, especially during the early mornings or late evenings. This understanding is essential for anyone looking to maximize their comfort and enjoyment while participating in various aquatic activities.

photo - water temperature in oahu

How Air Temperature Affects Your Experience

While the water temperature remains relatively stable, the air temperature can vary, especially between day and night. Early mornings might feel cool, making the warm ocean waters particularly inviting. In contrast, the midday sun can heat the air significantly, making a dip in the ocean a refreshing escape from the heat.

Enjoy a memorable Waikiki sunset surfing session with us on your visit to Oahu.

Why Water Feels Warmer in Waikiki

The water temperature Waikiki benefits from Hawaii’s tropical climate and geographical position within the Pacific Ocean. These factors help maintain the water’s warmth, making Waikiki Beach an ideal location for year-round water activities. The warm Waikiki water temperature also means that even during the cooler months, the ocean remains a welcoming environment for swimmers and surfers.

How is Water Temperature Measured?

Water temperature measurements are typically conducted using thermometers placed at various water depths. Regular monitoring helps provide accurate and comprehensive data, which is essential for forecasting and understanding seasonal variations.

The Unique Sensation of Water Temperature on the Body

photo - a diver testing water temperature waikiki beach

Understanding how our bodies perceive water temperature compared to air temperature is key for anyone engaging in aquatic activities. Water conducts heat away from the body about 25 times more efficiently than air because it has a much higher density. This property means that even if the water temperature in Waikiki and the air temperature are the same, the water will feel significantly cooler.

Why Water Feels Colder Than Air at the Same Temperature

When you first step into the ocean, you might notice a chill even if the Waikiki beach water temperature is relatively warm. This is because water removes heat from the body more rapidly than air, leading to a quicker feeling of coldness. This effect is crucial to consider when planning activities in various water temperature Waikiki conditions, especially for prolonged periods of swimming or water sports.

Year-Round Best Surfing Beaches in the World

photo - a beautiful shot of oahu sunset with soft hues and the best surfing beaches in the world

Waikiki

Recognized as one of the best surfing beaches in the world, Waikiki offers not only fantastic surf conditions but also comfortable water temperature Waikiki Beach Hawaii year-round.

Additional Top Surfing Beaches

Other top surfing destinations include Australia’s Gold Coast and California’s Malibu Beach, both known for their exceptional waves and vibrant surf culture. 

(Hawaiian surfing still wins over these locations due to constantly warm water temperatures and a vast variety of surfing spots for surfers of all levels) 

FAQs About Water Temperature in Waikiki

Can I Surf in Waikiki Without a Wetsuit?

Yes, the warm surf conditions Waikiki allow for surfing without a wetsuit for most of the year.

What is the Coldest Water Temperature in Waikiki?

The coldest water temperature there usually does not drop below 74°F even in the coolest months.

What Should I Wear If I’m Sensitive to Colder Water Temperatures?

If you are sensitive, a light wetsuit or rash guard might be advisable during the cooler mornings or late evenings.

How Does the Water Temperature in Waikiki Compare to Other Hawaiian Locations?

Waikiki water temperature is generally warmer compared to the North Shore of Oahu, which can experience slightly cooler temperatures.

What Is the Best Time of Year to Surf in Waikiki?

While you can surf year-round, the best waves typically arrive during the winter months, yet the water temperature Waikiki Beach offers enough warmth for comfortable surfing.

Prepare for Your Hawaii Trip

Gone Surfing Hawaii invites you to experience the warm, welcoming waters of Waikiki. Whether you’re a beginner eager to catch your first wave or a seasoned surfer looking to enjoy some of the best swells, Waikiki’s ideal water temperatures make it a perfect destination. 

Book your lesson or rental today and prepare to hit the waves in one of the most beautiful surfing spots in the world. Come surf with us and create memories that will last a lifetime in the warm waters of Waikiki!


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