Old St Mellons Weather Forecast

    • 12
    • 16

    Light rain

    • 10
    • 16

    Light rain

    • 10
    • 15

    Cloudy

    • 8
    • 14

    Cloudy

    • 7
    • 13

    Cloudy

    • 8
    • 13

    Cloudy

    • 9
    • 14

    Cloudy

Today 2 May Wales

A few bright spells possible early on, but cloud increasing through the day. Largely dry before rain arrives into the evening, heavy at times. Still warm and increasingly humid. Maximum temperature 18 °C.

Graph Plots Open in Graphs
  • Temperature Forecast Met Office

  • Temperature Real-Time

Old St Mellons Temperature Statistics

May Temperature

St-athan (26km)

  • Lowest 1 May, 2026

    12.3 °C
  • Average May

    13.5 °C
  • Highest 1 May, 2026

    15.7 °C

Climate (2021–Present)

St-athan (26km)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    8.9 °C
  • Average 2021–2026

    11.8 °C
  • Average High 2021–2026

    14.6 °C
Get WillyWeather+ to remove ads