Johnstone River Entrance Weather Forecast
- 24
- 28
Rain
- 24
- 28
Rain
- 23
- 29
Showers
- 23
- 29
Showers
- 22
- 31
Possible shower
- 21
- 31
Partly cloudy
- 21
- 31
Partly cloudy
Today 20 Mar North Tropical Coast and Tablelands
Cloudy. Very high chance of rain. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding. Winds southeasterly 30 to 45 km/h turning easterly 25 to 40 km/h during the morning then decreasing to 20 to 30 km/h in the late afternoon. Damaging wind gusts exceeding 90 km/h possible depending on movement and development of Severe Tropical Cyclone Narelle. Overnight temperatures falling to 20 to 25 with daytime temperatures reaching the mid to high 20s.
Cairns Coastal Waters
Cape Tribulation to Cardwell- Wind
- Easterly 15 to 25 knots, reaching up to 35 knots north of Cairns early in the morning.
- Seas
- 2 to 3 metres, decreasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- East to northeasterly below 1 metre, increasing to 1.5 to 2.5 metres outside the reef.
- Weather
- Cloudy. 95% chance of rain. The chance of a thunderstorm.
Johnstone River Entrance Temperature Statistics View More
March Temperature
South Johnstone (12km)
Lowest 17 March, 2026
22.1 °CAverage March
26.2 °CHighest 9 March, 2026
33.1 °C
Climate (2021–Present)
South Johnstone (12km)
Average Low 2021–2026
20.6 °CAverage 2021–2026
24 °CAverage High 2021–2026
28.8 °C