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Weather & Climate
Kalgoorlie/Boulder, Western Australia, Australia
Overview
Climate data and monthly weather averages for Kalgoorlie/Boulder.
Key Metrics
Annual Avg
18.8°C
Summer Avg
24.7°C
Winter Avg
12.2°C
Record High
47.7°C
Record Low
0.1°C
Annual Precipitation
284.9 mm
Avg Humidity
53%
Summer Humidity
46%
Winter Humidity
62%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 47.7° | 25.6° | 10.8° | 32.9 | 45% | 238 | 64.8 |
| Feb | 47° | 24.6° | 10.8° | 41.2 | 50% | 187 | 53.2 |
| Mar | 43.3° | 22.3° | 7.1° | 24.8 | 53% | 180 | 57.1 |
| Apr | 39.6° | 19.4° | 5.7° | 18.3 | 56% | 138 | 50.9 |
| May | 33.7° | 15.1° | 3.5° | 20.2 | 61% | 112 | 52.5 |
| Jun | 27.5° | 12.1° | 0.1° | 23.7 | 65% | 92 | 56.6 |
| Jul | 29.2° | 11.5° | 0.8° | 21.7 | 64% | 105 | 52.6 |
| Aug | 32.7° | 13.1° | 1.4° | 19.2 | 58% | 135 | 56.4 |
| Sep | 37° | 16° | 2.2° | 14.1 | 52% | 171 | 60.7 |
| Oct | 42.4° | 19.6° | 4.5° | 15.8 | 47% | 211 | 58.9 |
| Nov | 44.6° | 22.1° | 6.3° | 27.9 | 46% | 229 | 58.1 |
| Dec | 47.7° | 24° | 9° | 25.1 | 44% | 248 | 50.1 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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