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Dampier – current water temperature and swimming conditions

This page shows the current water temperature at Dampier in Western Australia. 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.

Dampier
Dampier © By SeanMack, CC BY 2.5

Current Sea Water Temperature

30.6°C
Today
30.7°C
Yesterday
31.1°C
A Week Ago

The average sea water temperature today in Dampier is about 31°C.

Water Temperature in Dampier: Daily Trends, Historical Records, and Forecast

✅ Water at this temperature is very warm and feels almost tropical. Swimming is comfortable for most people, even for long periods, with no sensation of cold. These conditions are ideal for relaxed swimming, floating, and water play, especially for families and casual swimmers. However, during very hot weather, the water may feel less refreshing, and short breaks are often welcome.

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

Over the past 30 days, water temperatures in Dampier have generally increased, although a slight cooling trend has set in over the last week.

According to our forecast, Sea water temperature in Dampier will be 30.5°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 1231.2°C31.5°C
Mar 1331.1°C31.0°C
Mar 1431.1°C31.0°C
Mar 1531.0°C31.3°C
Mar 1631.0°C30.8°C
Mar 1730.7°C31.0°C
Mar 1830.8°C31.3°C
Mar 1930.7°C31.0°C
Mar 2030.6°C31.0°C30.6°C
Mar 2131.3°C30.6°C
Mar 2231.3°C30.6°C
Mar 2330.0°C30.6°C
Mar 2430.3°C30.6°C
Mar 2530.7°C30.6°C
Mar 2630.3°C30.5°C
Mar 2730.7°C30.5°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 Dampier 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

Dampier sits on the Pilbara coast in the far north of Western Australia, with warm tropical waters and a rugged, red-rock shoreline shaping local swimming conditions. Water temperatures here are high by Australian standards. In summer, from December to February, the sea usually ranges between 27–30°C, feeling very warm and sometimes almost bath-like. Autumn remains hot, typically around 25–28°C, while winter brings only a small drop, usually sitting near 22–24°C. Spring warms quickly again, often reaching 24–27°C, with clear days and calm mornings making the water especially inviting.

Monthly Water Temperature Range (Min, Max & Average)

Month Min Avg Max
January27°C31°C33°C
February28°C30°C33°C
March28°C31°C33°C
April26°C30°C33°C
May22°C27°C30°C
June21°C24°C27°C
July19°C22°C25°C
August19°C22°C25°C
September20°C24°C26°C
October23°C26°C28°C
November24°C28°C31°C
December26°C29°C32°C

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

Dampier: Weather Forecast

March 21

25°C / 31°C
broken clouds: 51-84%
humidity: 67% | wind: 18 kmh

March 22

26°C / 30°C
scattered clouds: 25-50%
humidity: 69% | wind: 14 kmh

March 23

26°C / 31°C
broken clouds: 51-84%
humidity: 64% | wind: 22 kmh

March 24

27°C / 34°C
few clouds: 11-25%
humidity: 53% | wind: 32 kmh

Local Water Conditions and Nearby Spots

Nearby Beaches and Water Temperatures

Dampier Foreshore

⭐ 3.6/5
30.4°C

East Lewis Island

⭐ 3.1/5
30.0°C

Hearson's Cove

⭐ 4.3/5
30.8°C

Hearson's Cove

⭐ 4.0/5
31.4°C

West Lewis Island

⭐ 3.1/5
31.5°C

Todd Bay

⭐ 3.1/5
29.4°C

Malus Island

⭐ 3.1/5
30.0°C

Conzinc Bay Beach

⭐ 3.6/5
29.5°C

Aremvee Beach

⭐ 3.1/5
31.1°C

Swimming Conditions

Swimming in Dampier is allowed, but it’s done with care and local knowledge. The warm water is appealing year-round, yet the region is known for marine life such as jellyfish and, at certain times, higher-risk species, so swimming is usually best in designated or well-known spots and during safer seasons. Conditions can also vary with tides and wind, particularly around the islands and rocky shorelines. Many locals swim during the cooler months, when the water is still warm but the overall conditions are more comfortable. Wetsuits are rarely needed due to the high water temperatures. Overall, Dampier offers year-round swimming in warm tropical water, best enjoyed by choosing suitable locations and paying close attention to seasonal conditions and local advice.

Location, Type and Nearby Places

Address: City of Karratha

Place Tags:CityCoastal Town

Water Temperature in Nearby Places

Frequently Asked Questions

What is the sea water temperature in Dampier today?
Sea water temperature in Dampier in the Great Australian Bight today is 31°C.
What is the water temperature in Dampier during summer?
During summer, the water temperature in Dampier typically ranges from 26°C to 33°C.
What is the water temperature in Dampier during autumn?
During autumn, the water temperature in Dampier typically ranges from 22°C to 33°C.
What is the water temperature in Dampier during spring?
During spring, the sea water temperature in Dampier typically ranges from 20°C to 31°C.
What is the water temperature in Dampier during winter?
During winter, the sea water temperature in Dampier typically ranges from 19°C to 27°C.
Which beaches are popular in the Dampier area?
Some of the most popular beaches in the Dampier area include: Dampier Foreshore, East Lewis Island, Hearson's Cove, Hearson's Cove, West Lewis Island.