Cape Northumberland Weather Forecast
- 8
- 19
Partly cloudy
- 6
- 25
Partly cloudy
- 12
- 25
Partly cloudy
- 11
- 17
Cloudy
- 10
- 19
Cloudy
- 9
- 21
Cloudy
- 12
- 22
Shower
Today 8 Nov Lower South East
Clear. Winds easterly 15 to 20 km/h.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Easterly 15 to 20 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres south of Beachport.
- 1st Swell
- Southwesterly 2.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure system centred west of TAS will continue to drift eastwards, while a weak low pressure system and trough near the western border continue to move eastwards. The high will drift southeast of Tasmania by Monday, while the trough and low continue to move eastwards across SA, clearing to the east later Tuesday. Another high will develop south of the state on Wednesday. Another trough extends into the far west of SA later Thursday.
Cape Northumberland Temperature Statistics View More
November Temperature
Mount Gambier Airport (36 km)
Lowest 7 November, 2026
5.3 °CAverage November
12.9 °CHighest 3 November, 2026
23 °C
Climate (2021–2026)
Mount Gambier Airport (36 km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.8 °CAverage High 2021–2026
20.1 °C