Lake Illawarra Weather Forecast

Today 19 Aug
- 8
- 15
Showers
Wed 20 Aug
- 8
- 17
Rain
Thu 21 Aug
- 10
- 16
Rain
Fri 22 Aug
- 11
- 19
Showers
Sat 23 Aug
- 10
- 21
Partly cloudy
Sun 24 Aug
- 9
- 20
Partly cloudy
Mon 25 Aug
- 8
- 21
Sunny

Today 19 Aug
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 Aug
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 Aug
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 Aug
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 Aug
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 Aug
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 Aug
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 Aug Wollongong

Cloudy. High chance of showers. Winds southerly 15 to 20 km/h becoming light in the evening.

Lake Illawarra Temperature Statistics View More

August Temperature

Illawarra Regional Airport (6km)

Lowest 22 June, 2025
-0.3 °C
Average 2025
17.1 °C
Highest 28 January, 2025
40.1 °C
Lowest 17 July, 2025
1.4 °C
Average July
12.3 °C
Highest 6 July, 2025
22.7 °C
Lowest 13 August, 2025
3.7 °C
Average August
12.4 °C
Highest 5 August, 2025
20.7 °C

Climate (2020–Present)

Illawarra Regional Airport (6km)

Take a look at our website widgetsAvailable free! Find Out More

Average Low 2020–2025
12.4 °C
Average 2020–2025
17.1 °C
Average High 2020–2025
22.6 °C

Get WillyWeather+ to remove ads