Garden Island Weather Forecast

Today 14 May
- 13
- 21
Showers
Fri 15 May
- 12
- 21
Shower or two
Sat 16 May
- 11
- 22
Shower or two
Sun 17 May
- 11
- 23
Shower or two
Mon 18 May
- 13
- 23
Shower or two
Tue 19 May
- 13
- 21
Shower or two
Wed 20 May
- 11
- 21
Shower or two

Today 14 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 15 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 16 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 17 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 18 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
Tue 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

Today 14 May Illawarra

Partly cloudy. High chance of showers. Light winds. Daytime maximum temperatures between 15 and 20.

Garden Island Temperature Statistics View More

May Temperature

Nowra (RAN Air Station) (18km)

Lowest 19 April, 2026
6.1 °C
Average 2026
19.5 °C
Highest 25 January, 2026
41 °C
Lowest 19 April, 2026
6.1 °C
Average April
17.1 °C
Highest 9 April, 2026
31.6 °C
Lowest 10 May, 2026
8.4 °C
Average May
15.6 °C
Highest 2 May, 2026
25.5 °C

Climate (2021–Present)

Nowra (RAN Air Station) (18km)

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Average Low 2021–2026
12 °C
Average 2021–2026
16.6 °C
Average High 2021–2026
22.5 °C

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