Mossman River – current river water temperature and swimming conditions
This page shows the current river water temperature at Mossman River in Queensland. 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 Mossman River today is 23°C.
Water Temperature in Mossman River: Daily Trends, Historical Records, and Forecast
✅ River water between 20 and 25°C is ideal for swimming and offers very comfortable conditions for most people. Combined with warm air temperatures and settled weather, this range is perfect for extended swims and family-friendly activities. Rivers may still feel slightly cooler than lakes due to gentle currents, which many swimmers find refreshing. Even on partly cloudy days, swimming remains enjoyable.
Water Temperature Over the Last 30 Days
Water temperatures in Mossman 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 Mossman River will be 24.1°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 | 23.3°C | 24.3°C | |
| Mar 13 | 23.2°C | 24.3°C | |
| Mar 14 | 23.2°C | 24.3°C | |
| Mar 15 | 23.2°C | 24.3°C | |
| Mar 16 | 23.0°C | 24.3°C | |
| Mar 17 | 23.0°C | 24.3°C | |
| Mar 18 | 23.0°C | 24.3°C | |
| Mar 19 | 23.0°C | 24.3°C | |
| Mar 20 | 23.0°C | 24.3°C | 23.0°C |
| Mar 21 | 24.3°C | 23.2°C | |
| Mar 22 | 24.3°C | 23.3°C | |
| Mar 23 | 24.3°C | 23.5°C | |
| Mar 24 | 24.3°C | 23.7°C | |
| Mar 25 | 24.3°C | 23.8°C | |
| Mar 26 | 24.3°C | 24.0°C | |
| Mar 27 | 24.3°C | 24.1°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 | 24°C | 25°C | 27°C |
| February | 24°C | 25°C | 26°C |
| March | 23°C | 24°C | 26°C |
| April | 22°C | 23°C | 25°C |
| May | 21°C | 22°C | 24°C |
| June | 19°C | 20°C | 22°C |
| July | 18°C | 20°C | 21°C |
| August | 19°C | 20°C | 22°C |
| September | 20°C | 22°C | 24°C |
| October | 22°C | 23°C | 25°C |
| November | 24°C | 25°C | 27°C |
| December | 24°C | 26°C | 27°C |
Location & Local Information
Source Great Dividing Range
• location below Devil's Thumb
Mouth Trinity Bay, Coral Sea[1]
• location between Newell and Cooya Beach
Length 24 km (15 mi)
The Mossman River runs out of the rainforest-clad hills north of Cairns and down toward the coast, fed by regular tropical rainfall. Thanks to its location in Far North Queensland, water temperatures stay fairly warm through the year. In summer, the river generally sits around 24–28°C, feeling refreshing but never cold, even during humid weather. During the drier winter months, temperatures usually ease back to about 20–23°C, which is still comfortable for swimming. Spring and autumn tend to fall in between, commonly ranging from 22–26°C, keeping the river inviting across most seasons.
Swimming Conditions
Swimming in the Mossman River is generally allowed and enjoyed, particularly in the clear freshwater sections upstream where the flow is steady and the water stays clean. These areas are popular for cooling off, especially on hot days when the forest shade keeps conditions pleasant. However, swimming is not recommended after heavy rain, when water levels rise quickly, temperatures can drop slightly, and strong currents reduce safety. In the wet season, runoff can also affect clarity. Outside of flood conditions, the Mossman River offers a safe and refreshing swimming experience, with warm water and natural surroundings that make it a popular alternative to nearby beaches, especially when the heat and humidity build up.