Katanning Airport Weather Forecast

Today 18 May
- 10
- 20
Cloudy
Tue 19 May
- 7
- 23
Mostly sunny
Wed 20 May
- 10
- 24
Mostly sunny
Thu 21 May
- 11
- 24
Possible shower developing
Fri 22 May
- 8
- 17
Partly cloudy
Sat 23 May
- 5
- 18
Mostly sunny
Sun 24 May
- 6
- 19
Partly cloudy

Today 18 May
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 19 May
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 20 May
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 21 May
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 22 May
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 23 May
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 24 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm

Today 18 May Great Southern

Partly cloudy. The chance of morning fog in the northwest. Light winds. Daytime maximum temperatures in the low 20s.

Katanning Airport Temperature Statistics View More

May Temperature

Katanning Research Station (4km)

Lowest 2 May, 2026
5 °C
Average 2026
18.2 °C
Highest 16 January, 2026
41 °C
Lowest 22 April, 2026
5.6 °C
Average April
15.5 °C
Highest 12 April, 2026
30.3 °C
Lowest 2 May, 2026
5 °C
Average May
12.7 °C
Highest 13 May, 2026
26.3 °C

Climate (2021–Present)

Katanning Research Station (4km)

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

Average Low 2021–2026
9.7 °C
Average 2021–2026
15.4 °C
Average High 2021–2026
22.6 °C

Get WillyWeather+ to remove ads