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Ulladulla – current water temperature and swimming conditions

This page shows the current water temperature at Ulladulla in New South Wales. 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.

Ulladulla
Ulladulla © By SteveJackson70, CC BY-SA 4.0

Current Sea Water Temperature

21.4°C
Today
21.4°C
Yesterday
21.7°C
A Week Ago

The average sea water temperature today in Ulladulla is about 21°C.

Water Temperature in Ulladulla: 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 18 to March 20

Water temperatures in Ulladulla 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 Ulladulla will be 21.8°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 1221.8°C23.0°C
Mar 1321.7°C23.0°C
Mar 1421.7°C22.5°C
Mar 1521.4°C22.5°C
Mar 1621.6°C22.5°C
Mar 1721.2°C22.0°C
Mar 1821.3°C22.3°C
Mar 1921.4°C22.3°C
Mar 2021.4°C22.3°C21.4°C
Mar 2122.8°C21.5°C
Mar 2222.5°C21.5°C
Mar 2322.8°C21.6°C
Mar 2422.8°C21.6°C
Mar 2522.5°C21.7°C
Mar 2622.0°C21.8°C
Mar 2722.3°C21.8°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 Ulladulla 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

Ulladulla sits on the South Coast of New South Wales beside the Tasman Sea, and local water temperatures follow the steady seasonal rhythm typical of this stretch of coastline. In summer, the ocean usually warms to around 21–24 °C, creating comfortable conditions for swimming and cooling off on hot days. Autumn often stays mild, with temperatures commonly between 19–22 °C, while spring is cooler at roughly 17–20 °C as the sea gradually warms after winter. During winter, water temperatures typically drop to about 16–18 °C, which can feel cold without a wetsuit, especially on breezy days, though short swims are still possible.

Monthly Water Temperature Range (Min, Max & Average)

Month Min Avg Max
January19°C23°C25°C
February21°C23°C26°C
March20°C23°C25°C
April19°C22°C25°C
May17°C20°C23°C
June16°C19°C23°C
July14°C18°C20°C
August15°C18°C20°C
September15°C17°C20°C
October16°C18°C21°C
November17°C19°C22°C
December18°C20°C23°C

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

Ulladulla: Weather Forecast

March 21

18°C / 23°C
scattered clouds: 25-50%
humidity: 82% | wind: 7 kmh

March 22

17°C / 23°C
broken clouds: 51-84%
humidity: 83% | wind: 7 kmh

March 23

18°C / 25°C
overcast clouds: 85-100%
humidity: 80% | wind: 11 kmh

Local Water Conditions and Nearby Spots

Nearby Beaches and Water Temperatures

Warden Head North

⭐ 3.1/5
22.4°C

Collers Beach

⭐ 3.9/5
20.6°C

Rennie's Beach

⭐ 3.5/5
20.7°C

Warden Head South

⭐ 3.0/5
21.8°C

Mollymook Beach

⭐ 4.7/5
21.4°C

Ulladulla Beach

⭐ 4.5/5
21.6°C

Burrill Beach

⭐ 4.5/5
21.5°C

Narrawallee Beach

⭐ 2.8/5
21.0°C

Dolphin Point

⭐ 4.6/5
21.2°C

Swimming Conditions

Swimming in Ulladulla is allowed and offers a variety of options. Nearby beaches are exposed to Tasman Sea swells, so waves and currents can be present and conditions are best suited to confident swimmers, particularly in summer when the water is at its warmest. At the same time, Ulladulla Harbour provides more sheltered water, which is popular for relaxed swims when ocean conditions are rough. This mix allows swimmers to choose a spot that suits their ability and the day’s conditions. Overall, Ulladulla offers clean water, clear seasonal temperature changes, and flexible swimming opportunities along the South Coast.

🏄‍♀️ Nearby Surf Spots and Water Temperatures

Rennies Beach

⭐ 4/5
21.0°C
2 km away 📍 Beach and reef

Ulladulla Bommie

⭐ 5/5
20.6°C

Golf Course Reef

⭐ 5/5
20.4°C

Mollymook Beach

⭐ 2/5
20.8°C
4 km away 📍 Beach and point

Bannister Head Suck Rock

⭐ 2/5
22.5°C

Dolphin Point

⭐ 4/5
20.3°C
6 km away 📍 Beach and reef

North Tabourie

⭐ 3/5
21.0°C

Green Island

⭐ 3/5
21.0°C

Dum Dums

⭐ 4/5
20.3°C

Frequently Asked Questions

What is the sea water temperature in Ulladulla today?
Sea water temperature in Ulladulla in the Tasman Sea today is 21°C.
What is the water temperature in Ulladulla during summer?
During summer, the water temperature in Ulladulla typically ranges from 18°C to 26°C.
What is the water temperature in Ulladulla during autumn?
During autumn, the water temperature in Ulladulla typically ranges from 17°C to 25°C.
What is the water temperature in Ulladulla during spring?
During spring, the sea water temperature in Ulladulla typically ranges from 15°C to 22°C.
What is the water temperature in Ulladulla during winter?
During winter, the sea water temperature in Ulladulla typically ranges from 14°C to 23°C.
Which beaches are popular in the Ulladulla area?
Some of the most popular beaches in the Ulladulla area include: Rennie's Beach, Collers Beach, Warden Head North, Warden Head South, Ulladulla Beach.
What are the nearest surf spots to Ulladulla?
Some of the closest surf spots near Ulladulla include Rennies Beach, Ulladulla Bommie, Mollymook Beach.