Stun'sail Boom Beach Weather Forecast

Today 3 Dec
- 12
- 28
Partly cloudy
Thu 4 Dec
- 16
- 23
Partly cloudy
Fri 5 Dec
- 11
- 20
Shower
Sat 6 Dec
- 12
- 18
Shower
Sun 7 Dec
- 10
- 19
Partly cloudy
Mon 8 Dec
- 10
- 22
Sunny
Tue 9 Dec
- 12
- 21
Partly cloudy

Today 3 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Thu 4 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Fri 5 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sat 6 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sun 7 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Mon 8 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Tue 9 Dec
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm

Today 3 Dec Kangaroo Island

Mostly sunny. Winds north to northwesterly 25 to 40 km/h. Overnight temperatures falling to around 11 with daytime temperatures reaching around 30.

South Central Coastal Waters

Wind: North to northwesterly 15 to 20 knots.

Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.

1st Swell: Southwesterly 2 metres, tending westerly 2 metres during the morning, then tending southwesterly 2 metres around midday.

Weather: Partly cloudy.

Stun'sail Boom Beach Temperature Statistics View More

December Temperature

Cape Borda (47km)

Lowest 8 August, 2025
5.1 °C
Average 2025
15 °C
Highest 2 February, 2025
37.9 °C
Lowest 21 November, 2025
5.9 °C
Average November
13.8 °C
Highest 24 November, 2025
25.5 °C
Lowest 2 December, 2025
9.7 °C
Average December
13.3 °C
Highest 1 December, 2025
17.3 °C

Climate (2020–Present)

Cape Borda (47km)

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Average Low 2020–2025
11.7 °C
Average 2020–2025
14.8 °C
Average High 2020–2025
18.8 °C

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