Portsmith Weather Forecast
- 20
- 26
Partly cloudy
- 19
- 27
Sunny
- 17
- 27
Sunny
- 18
- 27
Mostly sunny
- 17
- 26
Possible shower
- 17
- 26
Possible shower
- 19
- 26
Shower or two
Today 22 Jul Cairns
Partly cloudy. Slight chance of a shower. Winds southeasterly 20 to 30 km/h tending southerly 15 to 20 km/h in the late evening.
Portsmith Temperature Statistics View More
July Temperature
Cairns Airport (8km)
Lowest 20 July, 2026
10.8 °CAverage July
21.6 °CHighest 4 July, 2026
28.5 °C
Climate (2021–2026)
Cairns Airport (8km)
Average Low 2021–2026
21.8 °CAverage 2021–2026
25.2 °CAverage High 2021–2026
30 °C