Goolwa Slipway and Marina Weather Forecast

Today 18 Dec
- 18
- 38
Clear
Fri 19 Dec
- 18
- 26
Partly cloudy
Sat 20 Dec
- 14
- 23
Partly cloudy
Sun 21 Dec
- 14
- 23
Showers easing
Mon 22 Dec
- 13
- 22
Cloudy
Tue 23 Dec
- 13
- 21
Cloudy
Wed 24 Dec
- 13
- 22
Cloudy

Today 18 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 19 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 20 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 21 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 22 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 23 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
Wed 24 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 18 Dec Mount Lofty Ranges

Clear. Winds westerly 20 to 30 km/h turning south to southwesterly 15 to 25 km/h in the late afternoon then becoming light in the late evening.

Goolwa Slipway and Marina Temperature Statistics View More

December Temperature

Hindmarsh Island (3km)

Lowest 20 May, 2025
3.3 °C
Average 2025
16 °C
Highest 12 February, 2025
43 °C
Lowest 12 November, 2025
7.2 °C
Average November
15.7 °C
Highest 24 November, 2025
34.3 °C
Lowest 16 December, 2025
9.3 °C
Average December
18.1 °C
Highest 12 December, 2025
35.4 °C

Climate (2020–Present)

Hindmarsh Island (3km)

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Average Low 2020–2025
12 °C
Average 2020–2025
15.7 °C
Average High 2020–2025
20.5 °C

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