Mount Seymour Weather Forecast
- 6
- 24
Rain increasing
- 7
- 17
Showers easing
- 6
- 14
Shower or two
- 6
- 13
Showers. Becoming windy
- 4
- 13
Shower or two
- 5
- 16
Cloudy
- 3
- 23
Mostly sunny
Today 21 Dec Midlands
Mostly sunny morning. The chance of fog in the north in the early morning. Very high chance of rain in the late afternoon and evening. Light winds becoming northwest to northeasterly 15 to 20 km/h in the early afternoon then tending northwest to southwesterly in the late evening. Overnight temperatures falling to around 7 with daytime temperatures reaching the low to mid 20s.
Mount Seymour Temperature Statistics View More
December Temperature
Tunnack (5km)
Lowest 1 December, 2025
0.3 °CAverage December
12.1 °CHighest 4 December, 2025
27.7 °C
Climate (2020–Present)
Tunnack (5km)
Average Low 2020–2025
5.1 °CAverage 2020–2025
9.7 °CAverage High 2020–2025
15.5 °C