Coleraine Weather Forecast
- 11
- 26
Partly cloudy
- 11
- 24
Partly cloudy
- 10
- 25
Sunny
- 11
- 25
Mostly sunny
- 11
- 27
Partly cloudy
- 12
- 30
Mostly sunny
- 14
- 27
Possible shower
Today 18 Mar South West
Partly cloudy. The chance of fog in the early morning. Slight chance of a shower about the ranges in the afternoon and early evening. Near zero chance of rain elsewhere. Winds east to southeasterly 15 to 20 km/h becoming light in the middle of the day then becoming south to southeasterly 15 to 25 km/h in the early afternoon. Overnight temperatures falling to around 10 with daytime temperatures reaching the mid 20s.
Coleraine Temperature Statistics View More
March Temperature
Casterton (31km)
Lowest 4 March, 2026
6.7 °CAverage March
16.6 °CHighest 10 March, 2026
32.3 °C
Climate (2021–Present)
Casterton (31km)
Average Low 2021–2026
8.4 °CAverage 2021–2026
13.6 °CAverage High 2021–2026
19.7 °C