Birnam Weather Forecast
- 10
- 23
Mostly sunny
- 12
- 23
Mostly sunny
- 14
- 25
Partly cloudy
- 13
- 24
Partly cloudy
- 13
- 25
Partly cloudy
- 11
- 22
Possible shower
- 11
- 21
Shower or two
Today 21 May Southeast Coast
Mostly sunny. Slight chance of a shower along the coastal fringe, most likely in the afternoon and evening. Near zero chance of rain elsewhere. Light winds becoming southerly 15 to 25 km/h in the morning. Overnight temperatures falling to between 8 and 13 with daytime temperatures reaching the low to mid 20s.
Birnam Temperature Statistics View More
May Temperature
Beaudesert (7km)
Lowest 9 May, 2026
5.2 °CAverage May
18.1 °CHighest 5 May, 2026
29.3 °C
Climate (2021–Present)
Beaudesert (7km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
19.5 °CAverage High 2021–2026
27.1 °C