When to go · Mount Isa
Mount Isa, month by month
The best months for Mount Isa: May, Jun, Jul, Aug, Sep. Months to avoid: Jan, Feb, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Dec–Feb (wet season: highs near 37°C, humidity, flooded roads).Listed as a month to avoid: Dec–Feb (wet season: highs near 99°F, humidity, flooded roads).36 °C / 24 °C, 9 rain days97 °F / 75 °F, 9 rain daysCrowds: High · 2 festivals or holidays
- FebruaryAvoidListed as a month to avoid: Dec–Feb (wet season: highs near 37°C, humidity, flooded roads).Listed as a month to avoid: Dec–Feb (wet season: highs near 99°F, humidity, flooded roads).36 °C / 23 °C, 8 rain days97 °F / 73 °F, 8 rain daysCrowds: Medium
- MarchGoodOutside the best window (May–Sep (dry, cool nights, highs in the mid-20s to low 30s)). Across Australia: Warm seas, calmer crowds in the south; the north is still wet.35 °C / 22 °C, 6 rain days95 °F / 72 °F, 6 rain daysCrowds: Medium · 1 festival or holiday
- AprilGoodOutside the best window (May–Sep (dry, cool nights, highs in the mid-20s to low 30s)). Across Australia: Autumn colour, Easter holidays; the north begins to dry out late in the month.33 °C / 18 °C, 3 rain days91 °F / 64 °F, 3 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Mount Isa's best window: May–Sep (dry, cool nights, highs in the mid-20s to low 30s).28 °C / 14 °C, 2 rain days82 °F / 57 °F, 2 rain daysCrowds: Low
- JuneGreatInside Mount Isa's best window: May–Sep (dry, cool nights, highs in the mid-20s to low 30s).25 °C / 10 °C, 2 rain days77 °F / 50 °F, 2 rain daysCrowds: Medium
- JulyGreatInside Mount Isa's best window: May–Sep (dry, cool nights, highs in the mid-20s to low 30s).26 °C / 9 °C, 1 rain days79 °F / 48 °F, 1 rain daysCrowds: High
- AugustGreatInside Mount Isa's best window: May–Sep (dry, cool nights, highs in the mid-20s to low 30s).28 °C / 10 °C, 1 rain days82 °F / 50 °F, 1 rain daysCrowds: Medium
- SeptemberGreatInside Mount Isa's best window: May–Sep (dry, cool nights, highs in the mid-20s to low 30s).32 °C / 14 °C, 2 rain days90 °F / 57 °F, 2 rain daysCrowds: Medium
- OctoberGoodOutside the best window (May–Sep (dry, cool nights, highs in the mid-20s to low 30s)). Across Australia: Warm south, building heat in the north; the good compromise month before stinger season.35 °C / 18 °C, 3 rain days95 °F / 64 °F, 3 rain daysCrowds: Medium
- NovemberMixedOutside the best window (May–Sep (dry, cool nights, highs in the mid-20s to low 30s)). Across Australia: South is pleasant; the north turns humid with storms, stingers arrive and some roads close.37 °C / 21 °C, 5 rain days99 °F / 70 °F, 5 rain daysCrowds: Medium
- DecemberAvoidListed as a month to avoid: Dec–Feb (wet season: highs near 37°C, humidity, flooded roads).Listed as a month to avoid: Dec–Feb (wet season: highs near 99°F, humidity, flooded roads).37 °C / 23 °C, 7 rain days99 °F / 73 °F, 7 rain daysCrowds: High · 3 festivals or holidays