Glenelg River – current river water temperature and swimming conditions
This page shows the current river water temperature at Glenelg River in Australia. You can explore recent temperature trends, typical monthly ranges, and historical averages for this date. The page also includes a 7-day water temperature forecast, local weather conditions, and an overview of how suitable the river is for swimming.
Current Water Temperature
The water temperature in Glenelg River today is 13°C.
Water Temperature in Glenelg River: Daily Trends, Historical Records, and Forecast
⚠️ River water between 10 and 15°C is cold but manageable for short swims, especially on sunny days with warm air temperatures. The moving nature of a river can make the water feel colder than the actual reading, particularly in shaded or deeper sections. Casual swimming is usually brief, with wetsuits often preferred. Windy or cool weather can significantly reduce comfort, even when the air temperature is mild.
Water Temperature Over the Last 30 Days
Water temperatures in Glenelg River have been gradually cooling over the past month, with a further drop recorded during the last week.
According to our forecast, the water temperature in Glenelg River will be 10.9°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Water Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| Apr 28 | 14.4°C | 11.5°C | |
| Apr 29 | 14.1°C | 11.5°C | |
| Apr 30 | 13.3°C | 11.5°C | |
| May 1 | 13.6°C | 11.5°C | |
| May 2 | 13.4°C | 11.5°C | |
| May 3 | 13.5°C | 11.5°C | |
| May 4 | 13.4°C | 11.5°C | |
| May 5 | 13.3°C | 11.5°C | |
| May 6 | 12.6°C | 11.5°C | 12.6°C |
| May 7 | 11.5°C | 12.4°C | |
| May 8 | 11.5°C | 12.1°C | |
| May 9 | 11.5°C | 11.9°C | |
| May 10 | 11.5°C | 11.7°C | |
| May 11 | 11.5°C | 11.4°C | |
| May 12 | 11.5°C | 11.2°C | |
| May 13 | 11.5°C | 10.9°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual river water temperatures may vary by several degrees from the reported values, particularly after heavy rainfall or periods of changing weather. Rainfall, river flow rates, and runoff from cooler upstream areas can significantly affect water temperature, especially in flowing sections and shaded stretches. Air temperature and cloud cover also play an important role, with warm, sunny conditions helping rivers warm up more quickly. As a result, noticeable temperature differences can occur along the same river.
Our forecast is based on a proprietary mathematical model that takes into account real-time river temperature changes, historical data, seasonal patterns, river flow conditions, recent rainfall, and local air temperature. We also factor in broader weather conditions specific to each region of Australia to improve accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Today | Yesterday | A Week Ago |
|---|---|---|---|
| January | 19°C | 22°C | 25°C |
| February | 18°C | 21°C | 24°C |
| March | 15°C | 18°C | 22°C |
| April | 12°C | 15°C | 18°C |
| May | 9°C | 12°C | 14°C |
| June | 7°C | 9°C | 10°C |
| July | 7°C | 9°C | 10°C |
| August | 8°C | 10°C | 12°C |
| September | 11°C | 13°C | 16°C |
| October | 13°C | 16°C | 19°C |
| November | 16°C | 19°C | 22°C |
| December | 17°C | 20°C | 24°C |
Glenelg River: Water Temperature by Location
Location & Local Information
Source Grampian Ranges
• location Grampians National Park, Victoria
• coordinates 37°20′57″S 142°15′57″E
• elevation 759 m (2,490 ft)
Mouth Discovery Bay, Great Australian Bight
• location Nelson, Victoria
• coordinates 38°03′39″S 140°59′8″E
• elevation 0 m (0 ft)
Length 350 km (220 mi)
The Glenelg River winds through south-west Victoria before reaching the Southern Ocean, and its water temperature reflects the region’s mild coastal climate. In summer, from December to February, the river typically sits around 18–22°C, sometimes nudging a little warmer in sheltered, slow-moving sections during hot spells. Spring and autumn are cooler and comfortable, with water temperatures generally in the 14–18°C range. Winter brings the coldest conditions, often around 10–13°C, especially in shaded reaches and after cold fronts. Compared to alpine rivers, the Glenelg is relatively moderate, but it still feels fresh year-round.
Swimming Conditions
Swimming in the Glenelg River is allowed and quite popular, particularly in summer when the weather warms up. The river’s calm stretches, especially in the lower reaches near towns and campsites, are well suited to swimming and floating. During the warmer months, the water temperature is usually pleasant enough for a proper swim rather than just a quick dip. Water quality is generally good, and the gentle flow makes it more approachable than many faster rivers. That said, conditions can vary. After heavy rain, currents can strengthen and visibility may drop, and there are deep holes and submerged timber to watch out for. With settled weather and sensible spot choice, the Glenelg offers relaxed and enjoyable swimming opportunities.