Hay Valley Weather Forecast

Today 21 May
- 6
- 19
Partly cloudy
Fri 22 May
- 7
- 18
Becoming cloudy
Sat 23 May
- 10
- 19
Partly cloudy
Sun 24 May
- 10
- 17
Showers
Mon 25 May
- 8
- 15
Shower or two
Tue 26 May
- 6
- 15
Shower or two
Wed 27 May
- 7
- 16
Shower or two

Today 21 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Fri 22 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Sat 23 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Sun 24 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Mon 25 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Tue 26 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Wed 27 May
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm

Today 21 May Mount Barker

Partly cloudy. The chance of morning fog. Light winds.

Hay Valley Temperature Statistics View More

May Temperature

Mount Barker (8km)

Lowest 18 April, 2026
3.5 °C
Average 2026
17 °C
Highest 26 January, 2026
43.4 °C
Lowest 18 April, 2026
3.5 °C
Average April
15.9 °C
Highest 21 April, 2026
29 °C
Lowest 12 May, 2026
6.5 °C
Average May
14.2 °C
Highest 1 May, 2026
27.4 °C

Climate (2021–Present)

Mount Barker (8km)

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Average Low 2021–2026
9.4 °C
Average 2021–2026
14 °C
Average High 2021–2026
21.1 °C

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