Isle of Canna Weather Forecast

    • 9
    • 11

    Cloudy

    • 10
    • 12

    Light rain

    • 10
    • 11

    Cloudy

    • 11
    • 12

    Light rain

    • 11
    • 12

    Light rain

    • 11
    • 12

    Cloudy

    • 11
    • 13

    Partly cloudy

Today 18 May Highlands and Eilian Siar

A mainly dry, bright morning with some sunshine. Cloud will tend to bubble up through the day to give a few heavy afternoon showers between sunnier intervals, perhaps with the odd rumble of thunder. Maximum temperature 15 °C.

Tonight 18 May Highlands and Eilian Siar

Showers will gradually die out this evening. Turning cloudier through the early hours, with rain spreading in from the west towards the end of the night. Minimum temperature 6 °C.

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Isle of Canna Temperature Statistics

May Temperature

South Uist Range (61km)

  • Lowest 16 May, 2026

    3.6 °C

  • Average May

    8.7 °C

  • Highest 1 May, 2026

    15.2 °C

Climate (2021–Present)

South Uist Range (61km)

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  • Average Low 2021–2026

    7.8 °C

  • Average 2021–2026

    10 °C

  • Average High 2021–2026

    11.8 °C
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