Dundee Beach – current water temperature and swimming conditions
This page shows the current water temperature at Dundee Beach in Northern Territory. 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.
Current Sea Water Temperature
The average sea water temperature today in Dundee Beach is about 29°C.
Water Temperature in Dundee Beach: 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
While water temperatures in Dundee Beach declined overall during the past month, they have shown a noticeable rebound over the last week.
According to our forecast, Sea water temperature in Dundee Beach 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 12 | 28.5°C | 29.8°C | |
| Mar 13 | 28.3°C | 30.3°C | |
| Mar 14 | 28.0°C | 29.8°C | |
| Mar 15 | 28.2°C | 30.3°C | |
| Mar 16 | 28.3°C | 30.0°C | |
| Mar 17 | 27.9°C | 29.5°C | |
| Mar 18 | 28.4°C | 30.3°C | |
| Mar 19 | 28.5°C | 30.0°C | |
| Mar 20 | 28.9°C | 30.0°C | 28.9°C |
| Mar 21 | 30.0°C | 29.1°C | |
| Mar 22 | 30.3°C | 29.4°C | |
| Mar 23 | 30.7°C | 29.6°C | |
| Mar 24 | 30.7°C | 29.8°C | |
| Mar 25 | 30.7°C | 30.1°C | |
| Mar 26 | 31.0°C | 30.3°C | |
| Mar 27 | 31.0°C | 30.5°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 Dundee 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
Annual Water Temperature Trend
Dundee Beach sits on the edge of the Timor Sea, west of Darwin, and the water here is warm year-round thanks to its tropical setting. Sea temperatures stay high through all seasons. In the build-up and wet season, roughly from November to April, the water usually ranges between 28–31°C, often feeling very warm and sometimes almost bath-like. During the drier months from May to October, temperatures ease slightly but are still comfortable, generally around 25–27°C. Even at their coolest, the waters off Dundee Beach remain warmer than most of southern Australia in midsummer.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 28°C | 31°C | 32°C |
| February | 27°C | 30°C | 32°C |
| March | 27°C | 30°C | 32°C |
| April | 27°C | 30°C | 32°C |
| May | 25°C | 29°C | 32°C |
| June | 23°C | 27°C | 30°C |
| July | 22°C | 26°C | 28°C |
| August | 23°C | 27°C | 29°C |
| September | 25°C | 28°C | 31°C |
| October | 24°C | 30°C | 33°C |
| November | 29°C | 31°C | 33°C |
| December | 28°C | 31°C | 33°C |
* Click on a month to view detailed water temperature data.
Dundee Beach: Weather Forecast
March 21
March 22
March 23
March 24
Local Water Conditions and Nearby Spots
Nearby Beaches and Water Temperatures
Swimming Conditions
Swimming at Dundee Beach is technically possible, but it’s not generally recommended. The area is known for saltwater crocodiles, which are present year-round, and this is the main reason swimming is discouraged rather than water conditions themselves. During the wet season, marine stingers can also be an issue, adding another layer of risk. As a result, locals and visitors tend to enjoy the coast here for fishing, boating, and watching the tides rather than regular swimming. When people do enter the water, it’s usually very cautiously and often only in areas considered safer at certain times, based on local advice. Overall, Dundee Beach has invitingly warm water, but swimming opportunities are limited due to natural hazards rather than temperature or sea state.