Summercloud Bay Weather Forecast
- 11
- 25
Sunny
- 14
- 32
Sunny
- 17
- 35
Mostly sunny
- 19
- 37
Possible shower
- 15
- 21
Shower or two
- 14
- 28
Mostly sunny
- 14
- 31
Sunny
Today 3 Dec Illawarra
Sunny. Winds northwest to southwesterly 15 to 25 km/h becoming light in the late evening. Daytime maximum temperatures in the mid to high 20s.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- North to northwesterly 10 to 15 knots turning northeasterly 15 to 20 knots in the late morning then tending northerly in the late evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
- Weather
- Sunny.
- Weather Situation
- Winds should gradually ease and turn northerly as a high pressure system drifts across the state, entering the Tasman Sea midweek. Then, another trough is forecast to enter the state's far west on Friday ahead of a cold front crossing the state during the weekend, bringing a southerly wind change over coastal waters in its wake.
Summercloud Bay Temperature Statistics View More
December Temperature
Point Perpendicular (14km)
Lowest 2 December, 2025
10.3 °CAverage December
15.6 °CHighest 1 December, 2025
21.3 °C
Climate (2020–Present)
Point Perpendicular (14km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
20.7 °C