Graffham Weather Forecast
- 8
- 10
Overcast
- 0
- 9
Cloudy
- 8
- 8
Cloudy
- 6
- 10
Heavy rain
- 5
- 9
Sunny day
- 3
- 8
Light rain
Today 15 Dec London and South East England
Remaining cloudy on Monday but largely dry during the day, although a few outbreaks of rain possible during the morning. Breezy at times but winds becoming light overnight. Maximum Temperature 12C.
Graffham Temperature Statistics
December Temperature
Thorney Island (22km)
Lowest 5 December, 2025
-1.1 °CAverage December
9.7 °CHighest 7 December, 2025
13.9 °C
Climate (2020–Present)
Thorney Island (22km)
Average Low 2020–2025
8.6 °CAverage 2020–2025
11.9 °CAverage High 2020–2025
15.1 °C