Boulder Weather Forecast

Today 25 May
- 5
- 18
Sunny
Tue 26 May
- 5
- 19
Sunny
Wed 27 May
- 6
- 21
Partly cloudy
Thu 28 May
- 11
- 21
Shower or two
Fri 29 May
- 8
- 22
Possible shower
Sat 30 May
- 10
- 22
Shower or two
Sun 31 May
- 13
- 23
Shower or two

Today 25 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 26 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 27 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 28 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 29 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 30 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 31 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm

Today 25 May Kalgoorlie

Sunny. Light winds.

Boulder Temperature Statistics View More

May Temperature

Kalgoorlie-Boulder Airport (3km)

Lowest 18 May, 2026
4.6 °C
Average 2026
22.4 °C
Highest 4 January, 2026
45 °C
Lowest 22 April, 2026
9.1 °C
Average April
19.9 °C
Highest 20 April, 2026
35.7 °C
Lowest 18 May, 2026
4.6 °C
Average May
14.4 °C
Highest 21 May, 2026
26.3 °C

Climate (2021–Present)

Kalgoorlie-Boulder Airport (3km)

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Average Low 2021–2026
12.6 °C
Average 2021–2026
19.1 °C
Average High 2021–2026
26.1 °C

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