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.

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Graffham Temperature Statistics

December Temperature

Thorney Island (22km)

  • Lowest 5 December, 2025

    -1.1 °C
  • Average December

    9.7 °C
  • Highest 7 December, 2025

    13.9 °C

Climate (2020–Present)

Thorney Island (22km)

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  • Average Low 2020–2025

    8.6 °C
  • Average 2020–2025

    11.9 °C
  • Average High 2020–2025

    15.1 °C
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