Mount Martha South Beach Weather Forecast

Today 19 Jan
- 15
- 29
Mostly sunny
Tue 20 Jan
- 16
- 30
Mostly sunny
Wed 21 Jan
- 15
- 27
Sunny
Thu 22 Jan
- 14
- 22
Partly cloudy
Fri 23 Jan
- 13
- 27
Cloud clearing
Sat 24 Jan
- 15
- 35
Possible shower
Sun 25 Jan
- 16
- 26
Partly cloudy

Today 19 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Tue 20 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Wed 21 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Thu 22 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Fri 23 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sat 24 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sun 25 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm

Today 19 Jan Mornington Peninsula

Mostly sunny. Winds easterly 25 to 35 km/h.

Port Phillip Local Waters

Wind: East to southeasterly 15 to 20 knots.

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

Weather: Partly cloudy.

Mount Martha South Beach Temperature Statistics View More

January Temperature

Cerberus (18km)

Lowest 2 January, 2026
8.5 °C
Average 2026
18.9 °C
Highest 9 January, 2026
42.3 °C
Lowest 3 December, 2025
6 °C
Average December
16.3 °C
Highest 18 December, 2025
35.8 °C
Lowest 2 January, 2026
8.5 °C
Average January
18.9 °C
Highest 9 January, 2026
42.3 °C

Climate (2021–Present)

Cerberus (18km)

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Average Low 2021–2026
10.1 °C
Average 2021–2026
14.5 °C
Average High 2021–2026
19.5 °C

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