Portsmouth Harbour - Burrow Island Weather Forecast

    • 13
    • 16

    Cloudy

    • 13
    • 16

    Light rain

    • 14
    • 16

    Cloudy

    • 11
    • 16

    Light rain shower

    • 12
    • 15

    Light rain shower

    • 12
    • 15

    Partly cloudy

    • 13
    • 16

    Cloudy

Today 5 Jun London and South East England

A dry start with sunny spells for many, before increasing cloud brings a small chance of an isolated light shower. Conditions are expected to remain dry for the vast majority though, with winds continuing to ease. Maximum temperature 18 °C.

Tonight 5 Jun London and South East England

Any remaining showers will fade away, leaving a largely dry evening with light winds. Cloud will increase from the west later, bringing a few outbreaks of rain before dawn. Minimum temperature 9 °C.

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Portsmouth Harbour - Burrow Island Temperature Statistics

June Temperature

Thorney Island (14km)

  • Lowest 1 June, 2026

    11.5 °C

  • Average June

    15.2 °C

  • Highest 2 June, 2026

    18.8 °C

Climate (2021–Present)

Thorney Island (14km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    12.2 °C

  • Average High 2021–2026

    15.3 °C
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