When to go · Kalgoorlie–Boulder
Kalgoorlie–Boulder in December
Avoid month. Listed as a month to avoid: Dec–Feb (40 °C (104 °F)+ days), school holidays if you want a motel room.Avoid month. Listed as a month to avoid: Dec–Feb (104 °F (40 °C)+ days), school holidays if you want a motel room.
Key facts
- Verdict
- Avoid
- Temperature
- 32°C (90°F)90°F (32°C) / 17°C (63°F)63°F (17°C)
- average high / low
- Rain days
- 4
- Crowds
- High
- Australia overall
- Prices
- High
- Australia overall
Verdict
Listed as a month to avoid: Dec–Feb (40 °C (104 °F)+ days), school holidays if you want a motel room.Listed as a month to avoid: Dec–Feb (104 °F (40 °C)+ days), school holidays if you want a motel room.
Is another month better than December?
December is rated avoid. These months rate higher:
Weather in December
- Kalgoorlie–BoulderHighs around 32 °C (90 °F), lows around 17 °C (63 °F), rain on about 4 daysHighs around 90 °F (32 °C), lows around 63 °F (17 °C), rain on about 4 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
New Year big impact
31 Dec – 1 Jan · Australia
Sydney Harbour fireworks: vantage points ticketed or claimed from morning; beds book out months ahead.
Summer school holidays big impact
Mid-Dec to late Jan · Australia
Coast, campsites, ferries and Tasmania fill; prices peak.
Christmas and Boxing Day big impact
25–26 December · Australia
Shops closed on Christmas Day; Boxing Day Test in Melbourne and the Sydney–Hobart yacht race start.
Crowds and prices
- Crowds · Australia overall
- High
- Prices · Australia overall
- High
Australia overall: Summer holidays begin; bushfire risk and heatwaves in the south, wet season in the north; book everything early.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Kalgoorlie–Boulder, side by side.
Verdict
Dec: Avoid
Apr: Great (better)
Daytime high
Dec: 32 °C (90 °F)90 °F (32 °C)
Apr: 26 °C (79 °F)79 °F (26 °C)
Night low
Dec: 17 °C (63 °F)63 °F (17 °C)
Apr: 13 °C (55 °F)55 °F (13 °C)
Rain days
Dec: 4
Apr: 4
Crowds
Dec: High
Apr: Medium
Prices
Dec: High
Apr: Medium
Festivals listed
Dec: 3
Apr: 1
December: Listed as a month to avoid: Dec–Feb (40 °C+ days), school holidays if you want a motel room.
April: Inside Kalgoorlie–Boulder's best window: Apr–May, Sep–Oct.
Kalgoorlie–Boulder: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen