Kojonup Weather Forecast

Today 18 May
- 8
- 22
Sunny
Mon 19 May
- 8
- 21
Partly cloudy
Tue 20 May
- 5
- 18
Sunny
Wed 21 May
- 6
- 20
Sunny
Thu 22 May
- 6
- 20
Sunny
Fri 23 May
- 9
- 16
Shower
Sat 24 May
- 4
- 13
Shower

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
Mon 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
Tue 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
Wed 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
Thu 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
Fri 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
Sat 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

Sunny. Winds northerly 15 to 25 km/h becoming light in the late afternoon. Daytime maximum temperatures in the low to mid 20s.

Kojonup Temperature Statistics View More

May Temperature

Katanning Research Station (44km)

Lowest 29 April, 2025
5.9 °C
Average 2025
19.8 °C
Highest 24 January, 2025
43.3 °C
Lowest 29 April, 2025
5.9 °C
Average April
16.5 °C
Highest 1 April, 2025
30.9 °C
Lowest 14 May, 2025
6.1 °C
Average May
15.2 °C
Highest 9 May, 2025
29.5 °C

Climate (2020–Present)

Katanning Research Station (44km)

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

Average Low 2020–2025
9.8 °C
Average 2020–2025
15.4 °C
Average High 2020–2025
22.6 °C

Get WillyWeather+ to remove ads