Norseman boasts a year-around average temperature of 18.4°C, peaking at 25.6°C in January, its warmest month, and dipping to an average low of 11.1°C in July, the coolest. Rainfall averages at 20.0mm annually, with February seeing the heaviest showers and September being the driest month.
Month![]() | Temperature (Celcius)![]() | Rainfall (mm)![]() |
January | 25.6 | 20.3 |
February | 24.7 | 27.7 |
March | 22.5 | 21.3 |
April | 18.8 | 19.8 |
May | 14.8 | 25.4 |
June | 12.0 | 26.9 |
July | 11.1 | 22.9 |
August | 12.2 | 19.6 |
September | 15.1 | 12.7 |
October | 18.3 | 13.5 |
November | 21.4 | 16.0 |
December | 24.1 | 14.2 |