Umpherstone Bay Weather Forecast
- 8
- 16
Shower
- 9
- 15
Shower
- 7
- 15
Shower
- 7
- 14
Shower
- 7
- 15
Shower
- 5
- 15
Shower
- 8
- 15
Shower
Today 16 Jul Lower South East
Partly cloudy. Very high chance of showers, most likely in the evening. Winds west to northwesterly 15 to 25 km/h becoming light in the early morning then becoming northwesterly 20 to 30 km/h in the morning. Overnight temperatures falling to around 8 with daytime temperatures reaching around 16.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Westerly 10 to 15 knots tending northwesterly 15 to 25 knots in the morning. Winds reaching up to 30 knots during the afternoon and evening.
- Seas
- Around 1 metre, increasing to 2 to 3 metres during the afternoon.
- 1st Swell
- Southwesterly 4 to 5 metres.
- Weather
- Partly cloudy. 95% chance of showers.
- Weather Situation
- A high pressure ridge will move across the north of SA mid-week and a cold front will move across the south on Thursday morning. Another cold front is expected to move across on Saturday. A more vigorous cold front will move across early next week.
Umpherstone Bay Temperature Statistics View More
July Temperature
Mount Gambier Airport (34km)
Lowest 3 July, 2025
0.4 °CAverage July
8.9 °CHighest 5 July, 2025
16.6 °C
Climate (2020–Present)
Mount Gambier Airport (34km)
Average Low 2020–2025
8.8 °CAverage 2020–2025
13.6 °CAverage High 2020–2025
20 °C