Illowa Weather Forecast

Today 16 Sep
- 10
- 16
Showers
Wed 17 Sep
- 7
- 14
Shower or two
Thu 18 Sep
- 5
- 19
Mostly sunny
Fri 19 Sep
- 8
- 17
Showers increasing
Sat 20 Sep
- 6
- 13
Showers. Becoming windy
Sun 21 Sep
- 8
- 15
Showers
Mon 22 Sep
- 7
- 14
Showers

Today 16 Sep
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 17 Sep
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 18 Sep
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 Sep
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 Sep
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 Sep
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 Sep
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 16 Sep Warrnambool

Cloudy. Very high chance of showers. The chance of a thunderstorm in the morning and afternoon. Winds west to northwesterly 25 to 40 km/h.

Illowa Temperature Statistics View More

September Temperature

Warrnambool Airport (6km)

Lowest 20 August, 2025
-1.5 °C
Average 2025
13.8 °C
Highest 27 January, 2025
40.1 °C
Lowest 20 August, 2025
-1.5 °C
Average August
9.5 °C
Highest 21 August, 2025
19.5 °C
Lowest 5 September, 2025
2 °C
Average September
11.3 °C
Highest 7 September, 2025
21 °C

Climate (2020–Present)

Warrnambool Airport (6km)

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Average Low 2020–2025
8.8 °C
Average 2020–2025
13.4 °C
Average High 2020–2025
19.1 °C

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