Horndean Weather Forecast
- 3
- 6
Overcast
- 0
- 6
Cloudy
- -1
- 4
Partly cloudy
- 2
- 5
Cloudy
- -2
- 5
Sunny day
- -3
- 3
Sunny day
- -3
- 2
Sunny day
Today 29 Dec London and South East England
Generally dry but dull at first, with some brighter spells likely in the south. Cloud breaking up through the afternoon to give sunny spells quite widely. Mostly light winds away from the coast. Maximum Temperature 8C.
Tonight 29 Dec London and South East England
A few showers possible along the coast, especially towards Kent. However, mostly dry conditions expected inland with some clear skies allowing temperatures to drop and a frost to develop. Minimum Temperature 0C.
Horndean Temperature Statistics
December Temperature
Thorney Island (12km)
Lowest 5 December, 2025
-1.1 °CAverage December
8.8 °CHighest 7 December, 2025
13.9 °C
Climate (2020–Present)
Thorney Island (12km)
Average Low 2020–2025
8.6 °CAverage 2020–2025
11.9 °CAverage High 2020–2025
15.1 °C