Boursa Island Weather Forecast

    • 9
    • 15

    Cloudy

    • 12
    • 16

    Light rain

    • 12
    • 18

    Cloudy

    • 12
    • 17

    Cloudy

    • 11
    • 16

    Cloudy

    • 10
    • 15

    Cloudy

    • 10
    • 14

    Partly cloudy

Today 20 May Highlands and Eilian Siar

A few bright spells in the east otherwise rather cloudy with scattered showers. These will turn heavy for a time across Caithness and Sutherland this afternoon. Showers becoming light and fewer elsewhere this afternoon. Maximum temperature 16 °C.

Tonight 20 May Highlands and Eilian Siar

Any showers dying out this evening. Then dry with clear spells, turning rather chilly in places. Thickening cloud will bring rain to the south later in the night. Minimum temperature 4 °C.

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Boursa Island Temperature Statistics

May Temperature

Altnaharra Saws (39km)

  • Lowest 6 May, 2026

    -5.8 °C

  • Average May

    7 °C

  • Highest 1 May, 2026

    19 °C

Climate (2021–Present)

Altnaharra Saws (39km)

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  • Average Low 2021–2026

    4.3 °C

  • Average 2021–2026

    8.4 °C

  • Average High 2021–2026

    12.2 °C
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