Hopkins River – current river water temperature and swimming conditions
This page shows the current river water temperature at Hopkins River in Victoria. 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 Hopkins River today is 13°C.
Water Temperature in Hopkins 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 Hopkins 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 Hopkins River will be 11.5°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 | 14.2°C | 12.0°C | |
| Apr 29 | 14.2°C | 12.0°C | |
| Apr 30 | 13.3°C | 12.0°C | |
| May 1 | 12.9°C | 12.0°C | |
| May 2 | 13.5°C | 12.0°C | |
| May 3 | 13.5°C | 12.0°C | |
| May 4 | 13.3°C | 12.0°C | |
| May 5 | 13.3°C | 12.0°C | |
| May 6 | 13.0°C | 12.0°C | 13.0°C |
| May 7 | 12.0°C | 12.8°C | |
| May 8 | 12.0°C | 12.6°C | |
| May 9 | 12.0°C | 12.4°C | |
| May 10 | 12.0°C | 12.2°C | |
| May 11 | 12.0°C | 11.9°C | |
| May 12 | 12.0°C | 11.7°C | |
| May 13 | 12.0°C | 11.5°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 | 13°C | 20°C | 24°C |
| February | 11°C | 19°C | 23°C |
| March | 14°C | 18°C | 22°C |
| April | 12°C | 15°C | 19°C |
| May | 10°C | 12°C | 16°C |
| June | 8°C | 10°C | 12°C |
| July | 7°C | 9°C | 10°C |
| August | 8°C | 10°C | 12°C |
| September | 10°C | 13°C | 15°C |
| October | 11°C | 16°C | 19°C |
| November | 15°C | 18°C | 22°C |
| December | 16°C | 20°C | 23°C |
Hopkins River: Water Temperature by Location
Allansford
Location & Local Information
Source:
• location near Ararat
• coordinates 38°0′54″S 142°8′15″E
• elevation 338 m (1,109 ft)
Mouth Southern Ocean
• location Warrnambool
• coordinates 38°24′9″S 142°30′29″E
• elevation 0 m (0 ft)
Length 271 km (168 mi)
The Hopkins River flows through south-west Victoria from the Grampians toward the coast, and its water temperature reflects the region’s cool-temperate climate. In summer, from December to February, the river typically sits around 18–22°C, sometimes edging a little warmer in sheltered pools during hot spells. Spring and autumn are mild, with water temperatures generally in the 14–18°C range. Winter is noticeably cooler, often around 9–13°C, especially in shaded reaches and after cold fronts. Compared to alpine rivers, the Hopkins is moderate, but it still feels fresh year-round, with rainfall and upstream flows influencing short-term changes.
Swimming Conditions
Swimming in the Hopkins River is allowed and quite popular in summer, particularly in calmer inland sections and around well-known river beaches. When the weather warms up, the water temperature is usually comfortable enough for a proper swim rather than just a quick dip. The river’s generally gentle flow makes it approachable for families and casual swimmers. That said, conditions can vary. After heavy rain, currents can strengthen and visibility can drop, and there are deep holes and submerged timber in places. Closer to the estuary, tidal movement and boat traffic mean swimmers need to be more cautious. With settled weather and sensible spot choice, the Hopkins offers relaxed and enjoyable swimming opportunities during the warmer months.