Boulder Weather Forecast

Today 8 Sep
- 9
- 16
Showers
Wed 9 Sep
- 8
- 17
Possible shower
Thu 10 Sep
- 9
- 18
Possible shower
Fri 11 Sep
- 10
- 28
Mostly sunny
Sat 12 Sep
- 14
- 29
Sunny
Sun 13 Sep
- 11
- 28
Mostly sunny
Mon 14 Sep
- 12
- 25
Mostly sunny

Today 8 Sep
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 9 Sep
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 10 Sep
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 11 Sep
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 12 Sep
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 13 Sep
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 14 Sep
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm

Today 8 Sep Kalgoorlie

Cloudy. High chance of showers, becoming less likely late this afternoon and evening. Winds southeasterly 25 to 35 km/h.

Boulder Temperature Statistics View More

September Temperature

Kalgoorlie-Boulder Airport (3km)

Lowest 29 July, 2026
0.2 °C
Average 2026
18.2 °C
Highest 4 January, 2026
45 °C
Lowest 12 August, 2026
1.1 °C
Average August
13.7 °C
Highest 31 August, 2026
29.5 °C
Lowest 5 September, 2026
4.9 °C
Average September
13.9 °C
Highest 5 September, 2026
24 °C

Climate (2021–2026)

Kalgoorlie-Boulder Airport (3km)

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Average Low 2021–2026
12.6 °C
Average 2021–2026
19.2 °C
Average High 2021–2026
26.2 °C

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