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Hot Water Beach – current water temperature and swimming conditions

This page shows the current water temperature at Hot Water Beach in Waikato Region. You can view recent sea temperature trends on a 30-day chart, check typical monthly water temperature ranges, and compare today’s reading with historical averages for this date. The page also includes a 7-day water temperature forecast, nearby beaches with similar conditions, local weather information, and a summary of swimming conditions to help you assess how suitable the water is for swimming.

Hot Water Beach
Hot Water Beach © By Follash, CC BY-SA 4.0

Current Sea Water Temperature

20.6°C
Today
20.7°C
Yesterday
20.7°C
A Week Ago

The average sea water temperature today in Hot Water Beach is about 21°C.

Water Temperature in Hot Water Beach: Daily Trends, Historical Records, and Forecast

✅ This water feels mild to warm and is comfortable for the majority of swimmers. Swimming is enjoyable, though longer stays may feel cooler for some people, especially in windy conditions. These temperatures are well suited to family outings and active swimming, particularly on warm days.

It’s important to note that these swimming tips and recommendations apply only in settled weather. When air temperatures drop below 20°C — and sometimes even below 25°C — swimming can feel uncomfortable, even when water temperatures are relatively high.

Water Temperature Over the Last 30 Days

From February 27 to March 29

Water temperatures in Hot Water Beach have been gradually cooling over the past month, with a further drop recorded during the last week.

According to our forecast, Sea water temperature in Hot Water Beach will be 17.4°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Date Current Average Forecast
Mar 2220.8°C19.5°C
Mar 2320.7°C20.3°C
Mar 2420.7°C20.0°C
Mar 2520.7°C20.3°C
Mar 2620.8°C20.3°C
Mar 2720.7°C20.3°C
Mar 2820.7°C19.5°C
Mar 2920.7°C19.5°C
Mar 3020.6°C19.5°C20.6°C
Mar 3120.0°C20.1°C
Apr 119.0°C19.7°C
Apr 219.0°C19.2°C
Apr 319.0°C18.8°C
Apr 417.0°C18.3°C
Apr 516.0°C17.8°C
Apr 617.0°C17.4°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Actual near-shore water temperatures in Hot Water Beach can vary by several degrees from the values shown, particularly after heavy rain, strong southerlies, or prolonged windy conditions. Certain wind patterns can trigger upwelling, where cooler, deeper water is pushed to the surface and replaces the warmer top layer, leading to noticeable short-term changes in water temperature.

Our water temperature forecast is produced using a proprietary mathematical model that combines real-time measurements with long-term historical patterns, local weather conditions, wind strength and direction, and air temperature specific to each coastal region. To improve accuracy, we cross-check data from nearby locations and use multiple sources, including offshore buoys, satellite-based sea surface maps, and observations provided by local authorities.

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C
25°C
20°C
15°C
10°c
5°C
0°C

Annual Water Temperature Trend

Hot Water Beach is a unique coastal spot on the eastern side of the Coromandel Peninsula in the Waikato Region, facing the Pacific Ocean. The beach is open to ocean swells, but it is best known for its geothermal springs that seep up through the sand at low tide. Sea temperatures follow the usual seasonal pattern for this part of New Zealand. In summer, particularly from January through March, the ocean water generally ranges between 19 and 22°C, which most locals find comfortable for swimming. During autumn, temperatures ease back to around 17 to 20°C. Winter brings cooler readings, typically between 14 and 16°C, while spring sees a gradual rise from roughly 15 up to 18°C. Wind and swell can cause short-term variations in surface temperature.

Monthly Water Temperature Range (Min, Max & Average)

Month Min Avg Max
January18°C21°C24°C
February19°C22°C24°C
March18°C21°C23°C
April17°C20°C22°C
May15°C18°C20°C
June14°C16°C18°C
July13°C15°C17°C
August12°C15°C17°C
September12°C15°C17°C
October13°C16°C18°C
November15°C18°C20°C
December17°C20°C22°C

* Click on a month to view detailed water temperature data.

Hot Water Beach: Weather Forecast

March 30

16°C / 21°C
scattered clouds: 25-50%
humidity: 85% | wind: 14 kmh

March 31

15°C / 20°C
light rain
humidity: 80% | wind: 14 kmh

April 1

14°C / 18°C
broken clouds: 51-84%
humidity: 79% | wind: 7 kmh

April 2

12°C / 18°C
few clouds: 11-25%
humidity: 80% | wind: 4 kmh

Local Water Conditions and Nearby Spots

Nearby Beaches and Water Temperatures

Hot Water Beach

⭐ 5.0/5
21.3°C

Hahei Beach

⭐ 4.8/5
19.5°C

Cathedral Cove

⭐ 3.7/5
19.9°C

Smiling Sphinx Rock

⭐ 3.7/5
21.7°C

Te Hoho Rock

⭐ 2.9/5
19.6°C

Stingray Bay

⭐ 2.8/5
19.5°C

Purangi Regional Reserve

⭐ 2.9/5
20.4°C

Swimming Conditions

Swimming is allowed at Hot Water Beach, but conditions can vary. The open ocean setting means moderate to strong surf and rip currents are possible, especially during larger swells. Lifeguard patrols are often present during peak summer periods, and swimming between the flags is recommended. The naturally heated pools in the sand can reach much higher temperatures than the sea, sometimes exceeding 40°C, so care is needed. In settled summer weather, the beach offers both refreshing ocean swims and the distinctive hot spring experience.

🏄‍♀️ Nearby Surf Spots and Water Temperatures

Hot Water Beach

⭐ 3/5
20.3°C
1 km away 📍 Beach and point

Sailors Grave

⭐ 2/5
20.9°C
8 km away 📍 Beach and reef

Tairua Beach

⭐ 4/5
22.1°C

Whitianga

⭐ 3/5
19.8°C

Tairua Bar

⭐ 4/5
21.9°C
14 km away 📍 Beach/bar

Pauanui Beach

⭐ 2/5
20.0°C
16 km away 📍 Beach and point

Kuoatunu Reef

⭐ 3/5
20.5°C
21 km away 📍 Beach and reef

Kuaotunu

⭐ 3/5
20.5°C

Otama

⭐ 2/5
21.2°C

Frequently Asked Questions

What is the sea water temperature in Hot Water Beach today?
Sea water temperature in Hot Water Beach in the Pacific Ocean today is 21°C.
What is the water temperature in Hot Water Beach during summer?
During summer, the water temperature in Hot Water Beach typically ranges from 17°C to 24°C.
What is the water temperature in Hot Water Beach during autumn?
During autumn, the water temperature in Hot Water Beach typically ranges from 15°C to 23°C.
What is the water temperature in Hot Water Beach during spring?
During spring, the water temperature in Hot Water Beach typically ranges from 12°C to 20°C.
What is the water temperature in Hot Water Beach during winter?
During winter, the water temperature in Hot Water Beach typically ranges from 12°C to 18°C.
Which beaches are popular in the Hot Water Beach area?
Some of the most popular beaches in the Hot Water Beach area include: Hot Water Beach, Hotwater Springs - Low Tide, Hahei Beach, Cathedral Cove, Smiling Sphinx Rock.
What are the nearest surf spots to Hot Water Beach?
Some of the closest surf spots near Hot Water Beach include: Hot Water Beach, Sailors Grave, Whitianga, Tairua Beach, Tairua Bar.