Horsham Weather Forecast
- 9
- 30
Mostly sunny
- 12
- 27
Cloud clearing
- 10
- 29
Cloudy
- 9
- 31
Mostly sunny
- 11
- 36
Mostly sunny
- 17
- 30
Possible shower
- 9
- 25
Partly cloudy
Today 8 Dec Horsham
Mostly sunny. Winds northwesterly 20 to 30 km/h tending westerly 25 to 35 km/h in the middle of the day then becoming light in the late evening.
Horsham Temperature Statistics View More
December Temperature
Horsham Airport (5km)
Lowest 7 December, 2025
3.3 °CAverage December
16.5 °CHighest 4 December, 2025
36.4 °C
Climate (2020–Present)
Horsham Airport (5km)
Average Low 2020–2025
7.4 °CAverage 2020–2025
14.4 °CAverage High 2020–2025
22 °C