Tewantin – water temperature at Noosa River
This page provides up-to-date information about the water temperature at Tewantin, located on the Noosa River in Queensland. Here you can check current conditions, view recent temperature trends, explore typical monthly ranges, and compare today’s reading with historical averages for this date. The page also includes a 7-day water temperature forecast, local weather information, and swimming conditions.
Current Water Temperature
The water temperature in Noosa River at Tewantin today is 19°C.
Water Temperature in Noosa River at Tewantin: Daily Trends, Historical Records, and Forecast
⚠️ A river temperature of 15 to 20°C is generally considered cool to comfortable for swimming in Australia. On warm, calm days, this range allows for relaxed swimming and longer time in the water. Comfort depends heavily on air temperature and sunshine, as cooler weather can still make the water feel chilly. This range is popular for river swimming during spring and early autumn.
Water Temperature Over the Last 30 Days
Water temperatures in Tewantin 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 Tewantin will be 18.0°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 | 19.6°C | 17.8°C | |
| Apr 29 | 19.5°C | 17.8°C | |
| Apr 30 | 19.4°C | 17.8°C | |
| May 1 | 19.3°C | 17.8°C | |
| May 2 | 19.4°C | 17.8°C | |
| May 3 | 19.3°C | 17.8°C | |
| May 4 | 19.3°C | 17.8°C | |
| May 5 | 19.3°C | 17.8°C | |
| May 6 | 19.3°C | 17.8°C | 19.3°C |
| May 7 | 17.8°C | 19.1°C | |
| May 8 | 17.8°C | 18.9°C | |
| May 9 | 17.8°C | 18.7°C | |
| May 10 | 17.8°C | 18.6°C | |
| May 11 | 17.8°C | 18.4°C | |
| May 12 | 17.8°C | 18.2°C | |
| May 13 | 17.8°C | 18.0°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 | 23°C | 25°C | 25°C |
| February | 24°C | 24°C | 25°C |
| March | 22°C | 24°C | 24°C |
| April | 19°C | 21°C | 23°C |
| May | 16°C | 18°C | 20°C |
| June | 13°C | 15°C | 16°C |
| July | 13°C | 15°C | 16°C |
| August | 13°C | 15°C | 17°C |
| September | 16°C | 18°C | 20°C |
| October | 18°C | 20°C | 22°C |
| November | 21°C | 22°C | 24°C |
| December | 23°C | 24°C | 25°C |
Location & Local Information
Tewantin sits along the upper tidal reaches of the Noosa River, where the water stays relatively warm and calm for most of the year. Water temperatures here are strongly influenced by the Sunshine Coast climate. In summer, the river commonly sits around 24–28°C, making it feel comfortably warm and ideal for longer swims. During spring and autumn, temperatures usually range between 21–25°C, still pleasant for swimming on most days. Even in winter, the Noosa River at Tewantin rarely feels cold, generally holding around 18–21°C, which is mild by Australian standards and far warmer than southern rivers.
Swimming Conditions
Swimming in the Noosa River around Tewantin is allowed and popular, especially in sheltered areas away from main boating channels. The river is wide and slow-moving here, with minimal wave action and gentle currents, which suits casual swimming and cooling off in hot weather. Water quality is usually good, particularly during dry periods, and the absence of surf makes it a relaxed option for families and less confident swimmers. After heavy rain, the water can become slightly cooler and murkier, so locals often wait for conditions to settle. In stable weather, Tewantin offers consistently warm, safe river swimming and a reliable alternative to the nearby ocean beaches.