Swainswick Weather Forecast

    • 13
    • 22

    Partly cloudy

    • 14
    • 24

    Cloudy

    • 11
    • 24

    Sunny day

    • 14
    • 28

    Sunny day

    • 14
    • 29

    Sunny day

    • 13
    • 28

    Sunny day

    • 13
    • 26

    Sunny day

Today 21 May South West England

Cloudy at first, with mist patches and the odd spot of drizzle near western coasts. However, this will clear and skies will brighten through the afternoon with warm sunny spells developing. Winds mostly light, though breezier in the far west. Maximum temperature 21 °C.

Tonight 21 May South West England

A dry and clear start to the night. However, low cloud will gradually move into Cornwall and west Devon, and could bring some spots of drizzle. Staying very mild. Minimum temperature 12 °C.

Graph Plots Open in Graphs

  • Temperature Forecast Met Office

  • Temperature Real-Time

Swainswick Temperature Statistics

May Temperature

Lyneham (26km)

  • Lowest 11 May, 2026

    2.7 °C

  • Average May

    10.7 °C

  • Highest 9 May, 2026

    19.2 °C

Climate (2021–Present)

Lyneham (26km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    7.6 °C

  • Average 2021–2026

    11 °C

  • Average High 2021–2026

    14.6 °C
Get WillyWeather+ to remove ads