Mount Isa Climate: Weather by Month and Best Time to Visit
Best months for Mount Isa: May, June, July, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 35°C | 24°C | 105 mm | 10 | – | – | 5.9 |
| February | 35°C | 24°C | 88 mm | 9 | – | – | 6.3 |
| March | 34°C | 22°C | 58 mm | 4 | – | – | 7.1 |
| April | 32°C | 19°C | 14 mm | 1 | – | – | 8.1 |
| May | 27°C | 14°C | 7 mm | 1 | – | – | 9.0 |
| June | 24°C | 11°C | 6 mm | 1 | – | – | 9.0 |
| July | 25°C | 10°C | 2 mm | 1 | – | – | 9.0 |
| August | 27°C | 12°C | 2 mm | 1 | – | – | 9.0 |
| September | 31°C | 16°C | 6 mm | 1 | – | – | 8.3 |
| October | 34°C | 20°C | 12 mm | 2 | – | – | 7.4 |
| November | 36°C | 22°C | 27 mm | 5 | – | – | 6.5 |
| December | 36°C | 24°C | 63 mm | 8 | – | – | 6.1 |