Outer Sister Island Weather Forecast

Today 19 May
- 15
- 16
Windy
Wed 20 May
- 14
- 16
Shower
Thu 21 May
- 14
- 15
Partly cloudy
Fri 22 May
- 15
- 16
Cloudy
Sat 23 May
- 15
- 17
Cloudy
Sun 24 May
- 16
- 16
Shower
Mon 25 May
- 15
- 15
Shower

Today 19 May
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 20 May
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 21 May
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 22 May
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 23 May
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 24 May
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 25 May
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 19 May Furneaux Islands

Mostly clear. Winds west to southwesterly 25 to 35 km/h.

Outer Sister Island Temperature Statistics View More

May Temperature

Flinders Island Airport (48km)

Lowest 19 April, 2026
2.8 °C
Average 2026
16.9 °C
Highest 7 January, 2026
34.5 °C
Lowest 19 April, 2026
2.8 °C
Average April
15.1 °C
Highest 1 April, 2026
28.6 °C
Lowest 10 May, 2026
6.8 °C
Average May
15.5 °C
Highest 1 May, 2026
25.9 °C

Climate (2021–Present)

Flinders Island Airport (48km)

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Average Low 2021–2026
10.4 °C
Average 2021–2026
14.3 °C
Average High 2021–2026
18.4 °C

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