Isdell River – current river water temperature and swimming conditions
This page shows the current river water temperature at Isdell River in Western 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 Isdell River today is 32°C.
Water Temperature in Isdell River: Daily Trends, Historical Records, and Forecast
✅ River temperatures above 25°C feel warm and are well suited to leisurely swimming and floating. Comfort remains high even if air temperatures are slightly cooler, though hot weather can make the water feel less refreshing. In slower-flowing rivers, very warm water may feel stagnant, especially during heatwaves. Weather conditions such as strong sun or high humidity can further influence how pleasant the swim feels.
Water Temperature Over the Last 30 Days
Over the past month, water temperatures in Isdell River have stayed mostly steady, also with conditions remaining relatively stable over the past week.
According to our forecast, the water temperature in Isdell River will be 32.3°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 |
|---|---|---|---|
| Mar 12 | 32.0°C | 32.3°C | |
| Mar 13 | 32.0°C | 32.3°C | |
| Mar 14 | 32.0°C | 32.3°C | |
| Mar 15 | 32.0°C | 32.3°C | |
| Mar 16 | 32.0°C | 32.3°C | |
| Mar 17 | 32.0°C | 32.3°C | |
| Mar 18 | 32.0°C | 32.3°C | |
| Mar 19 | 32.0°C | 32.3°C | |
| Mar 20 | 32.0°C | 32.3°C | 32.0°C |
| Mar 21 | 32.3°C | 32.0°C | |
| Mar 22 | 32.3°C | 32.1°C | |
| Mar 23 | 32.3°C | 32.1°C | |
| Mar 24 | 32.3°C | 32.2°C | |
| Mar 25 | 32.3°C | 32.2°C | |
| Mar 26 | 32.3°C | 32.2°C | |
| Mar 27 | 32.3°C | 32.3°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 | 32°C | 33°C | 33°C |
| February | 32°C | 32°C | 33°C |
| March | 32°C | 32°C | 33°C |
| April | 32°C | 33°C | 33°C |
| May | 32°C | 33°C | 33°C |
| June | 32°C | 33°C | 33°C |
| July | 32°C | 33°C | 33°C |
| August | 32°C | 33°C | 33°C |
| September | 32°C | 33°C | 33°C |
| October | 32°C | 33°C | 33°C |
| November | 32°C | 33°C | 33°C |
| December | 32°C | 33°C | 33°C |
Location & Local Information
Source:
• location Packhorse Range
• elevation 515 metres (1,690 ft)
Mouth:
• location Walcott Inlet
• elevation sea level
Length 206 km (128 mi)
The Isdell River flows through the remote Kimberley, cutting across rugged sandstone country well away from towns or roads. Water temperature here is driven by the tropical climate and strong seasonal contrasts. During the Wet Season, roughly from December to March, the river can run high and fast, with water temperatures usually around 26–32°C. Fresh rain can cool the water briefly, but once flows settle it warms quickly under the sun. In the Dry Season, from about May to September, the Isdell breaks into a series of permanent pools and slow runs, where temperatures typically sit between 22–28°C. Even in winter, the water rarely feels cold, especially in deeper pools that hold heat overnight.
Swimming Conditions
Swimming in the Isdell River is generally allowed and can be very appealing in the Dry Season. Clear water, rocky pools and gentle cascades make it well suited to swimming when conditions are settled. The warm water temperature is comfortable for proper swimming rather than just a quick dip. Unlike many Kimberley rivers closer to the coast, saltwater crocodiles are not commonly found this far inland, which reduces risk, though caution is still essential. Slippery rocks, sudden depth changes and remote conditions mean swimming should only be done with care and good judgment. With the right timing and awareness, the Isdell offers a classic Kimberley swimming experience.