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Rarotonga

Water Temperature in the Pacific Ocean in Rarotonga, Cook Islands: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Rarotonga in Cook Islands, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Rarotonga

24.6°C

TODAY

25.8°C

YESTERDAY

25.2°C

A WEEK AGO

All water temperature data is now available in our official mobile apps — for iOS and Android.

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Pacific Ocean in Rarotonga is 24.6°C. This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart for Pacific Ocean in Rarotonga Over the Last 30 Days

The water temperature in Rarotonga today is lower than both a week ago and a month ago. Today's sea temperature is slightly lower than on the same day in previous years.

According to our forecast, the sea temperature in Rarotonga will remain nearly unchanged in the coming days, its value will be 25.4°C.

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across Cook Islands to enhance accuracy.

Water temperature data for Rarotonga and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.

Table of Daily Sea Temperature Data

DateCurrentAverageForecast
May 2125.2°C26.3°C
May 2225.2°C26.3°C
May 2325.8°C26.8°C
May 2425.5°C26.5°C
May 2526.5°C26.8°C
May 2626.4°C26.3°C
May 2725.8°C26.8°C
May 2826.4°C26.5°C
May 2926.5°C24.8°C
May 3025.8°C24.9°C
May 3127.0°C25.1°C
Jun 125.5°C25.1°C
Jun 226.3°C25.2°C
Jun 325.5°C25.2°C
Jun 426.0°C25.3°C
Jun 526.5°C25.4°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Sea Temperature in Rarotonga Throughout the Year

Throughout the year, the sea temperature in Rarotonga is always above 64°F (18°C), the sea temperature exceeds 72°F (22°C) for 366 days, and exceeds 77°F (25°C) for 233 days.

Below is the annual chart of sea temperature changes in the Pacific Ocean in Rarotonga.

January

MinimumAverageMaximum
24°C26.5°C29°C

February

MinimumAverageMaximum
26°C28°C30°C

March

MinimumAverageMaximum
25°C27.5°C30°C

April

MinimumAverageMaximum
26°C28°C30°C

May

MinimumAverageMaximum
24°C26.5°C29°C

June

MinimumAverageMaximum
23°C25.5°C28°C

July

MinimumAverageMaximum
22°C24.5°C27°C

August

MinimumAverageMaximum
23°C25°C27°C

September

MinimumAverageMaximum
22°C24°C26°C

October

MinimumAverageMaximum
22°C24.5°C27°C

November

MinimumAverageMaximum
23°C25°C27°C

December

MinimumAverageMaximum
23°C25.5°C28°C

Monthly Water Temperature Histogram for Pacific Ocean in Rarotonga

You can explore detailed data on how the water temperature in Rarotonga varies each month:

What Beaches Are There In and Around Rarotonga?

Kiikii Beach House - Raro Holiday Homes

Kiikii Beach House - Raro Holiday Homes is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There is parking. There are restrooms. There are cafés. Kiikii Beach House - Raro Holiday Homes is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.

Takitumu Conservation Area

Takitumu Conservation Area is a 2-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There are cafés. Snorkeling is possible.

Turoa Beach

Turoa Beach is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There is parking. There are cafés. Turoa Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Beach Vibe

Beach Vibe is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There is parking. There are cafés. Beach Vibe is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing.

Matengas Beach Bungalows

Matengas Beach Bungalows is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There is parking. There are cafés. Matengas Beach Bungalows is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing.

Beach Haven

Beach Haven is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There is parking. There are restrooms. There are shops. There are cafés. Beach Haven is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.

Nikao Beach

Nikao Beach is a 1-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga.

Nikao Beach

Nikao Beach is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There are restrooms. There are cafés. Snorkeling is possible. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Seaspray Beach Villa

Seaspray Beach Villa is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Rarotonga. There is parking. There are restrooms. There are shops. There are cafés. Seaspray Beach Villa is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing.

Ara Tapu Beach

Ara Tapu Beach is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Motu Beachfront Art Villas

Motu Beachfront Art Villas is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. Motu Beachfront Art Villas is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing.

Ocean Blue Villas

Ocean Blue Villas is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. Ocean Blue Villas is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.

Iro's Beach Villa

Iro's Beach Villa is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. Iro's Beach Villa is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing.

Bella Beach Bungalows

Bella Beach Bungalows is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. There are restrooms. Bella Beach Bungalows is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.

Black Rock

Black Rock is a 1-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga.

Teiao Beachfront

Teiao Beachfront is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There are lifeguards on the beach. There is parking. There are restrooms. Teiao Beachfront is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.

Lagoon Breeze Villas

Lagoon Breeze Villas is a 1-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga.

Rarotonga Villas Nikau

Rarotonga Villas Nikau is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There are restrooms.

Aroa Beach

Aroa Beach is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Rarotonga Beach Bungalows

Rarotonga Beach Bungalows is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Rarotonga. There is parking. There are cafés. Rarotonga Beach Bungalows is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing.

Rarotonga Weather

MAY 29

24°C / 24°C
overcast clouds: 85-100%

humidity: 84% | wind: 6 km/h

MAY 30

23°C / 24°C
clear sky

humidity: 83% | wind: 7 km/h

MAY 31

23°C / 24°C
light rain

humidity: 83% | wind: 6 km/h

JUNE 1

23°C / 24°C
light rain

humidity: 85% | wind: 6 km/h

Sea Temperature in the Pacific Ocean in Rarotonga: General Trends and Swimming Opportunities

Original name
Rarotonga
The Local Time
18:24
Time Zone
UTC-10
Sunrise
07:08
Sunset
18:05
Length of the day
10 h 57 m

The Cook Islands feature a tropical climate with moderate temperatures, high humidity, and a rainy season from November to April. Its coastal areas typically enjoy warm weather, ample sunshine and consistent sea breezes due to their proximity to the ocean.

Rarotonga is located in Australia & Pacific Islands in the Southern Hemisphere at a latitude of -21 degrees, along the shores of the Pacific Ocean. Rarotonga lies within in Cook Islands.

The average annual daytime air temperature in Rarotonga is 28°C (82°F), with the average nighttime temperature being 22°C (72°F). The highest average daily temperature occurs in March, reaching 30°C (86°F), while the lowest is in August at 26°C (78°F). As for nighttime temperatures, the minimum average temperature of 20°C (68°F) is recorded in August, and the maximum is in February, reaching 24°C (75°F).

According to historical data, Rarotonga experiences 114 rainy days per year, which accounts for 31 percent of all days in the year. On average, there are 10 rainy days each month. The wettest month is March, with 18 rainy days and 157 mm (6.2 inches) of precipitation, while the driest month is August, which typically has 3 rainy days and only 90 mm (3.6 inches) of precipitation.

The average annual water temperature in Pacific Ocean in Rarotonga is 26°C (79°F). In July, the water reaches its lowest point of the year at 22°C (72°F), while in February, it peaks at 30°C (86°F). The water temperature in the Pacific Ocean in Rarotonga is comfortable for beach vacations and swimming year-round.

Geographical Location of Rarotonga

Nearby Cities

Frequently Asked Questions About Rarotonga and its Water Temperatures

What is the current sea temperature in Rarotonga?

The water temperature today in the Pacific Ocean in Rarotonga is 76°F (24.6°C).

In which months is the water temperature in Rarotonga comfortable for swimming?

The water temperature in Rarotonga is comfortable for beach vacations and swimming throughout the year.

What is the water temperature in Rarotonga during the winter?

The water temperature in the Pacific Ocean in Rarotonga during the winter ranges from 23°C to 30°C (73°F to 86°F).

What is the water temperature in Rarotonga during the spring?

The water temperature in the Pacific Ocean in Rarotonga during the spring ranges from 24°C to 30°C (75°F to 86°F).

What is the water temperature in Rarotonga during the summer?

The water temperature in the Pacific Ocean in Rarotonga during the summer ranges from 22°C to 28°C (72°F to 82°F).

What is the water temperature in Rarotonga during the fall?

The water temperature in the Pacific Ocean in Rarotonga during the fall ranges from 22°C to 27°C (72°F to 81°F).

Is it possible to swim in the sea in Rarotonga year-round?

Yes, it is possible to swim in the Pacific Ocean in Rarotonga year-round because the water temperature never drops below 22°C (72°F)

Is Rarotonga a popular tourist destination for beach vacations?

Rarotonga has a moderate level of popularity for beach vacations; while it does receive some visitors, it is not among the top seaside destinations, as other locations may offer more favorable conditions.

What sea temperatures can I expect in Rarotonga in the next month?

In June, the water temperature in the Pacific Ocean in Rarotonga will range between 73°F (23°C) and 82°F (28°C)