St Peter Port weather live forecast

Today's maximum temperature in St Peter Port is expected to be 14°C. Select a day from the live weather forecast for St Peter Port, Guernsey for more weather parameters.

5-day weather forecast updated at 04:00 on Thursday 30th October 2025 GMT

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The 5-day weather forecast for Guernsey, represented by St Peter Port, (St Peter Port) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Peter Port weather forecast by day

Below are the detailed weather forecasts for St Peter Port for the next 5 days.

St Peter Port weather for Thursday 30th October 2025

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 14°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a strong breeze of 39 kph from the south.

  • 14°C maximum temperature14
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 39% chance of some rain39
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Strong breeze of 39 kph from the South39
    kph wind from S

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St Peter Port weather for Friday 31st October 2025

Expect sunshine and showers in St Peter Port, Guernsey with a maximum temperature of 16°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 63% chance of some rain and a fresh breeze of 37 kph from the south.

  • 16°C maximum temperature16
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 63% chance of some rain63
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Fresh breeze of 37 kph from the South37
    kph wind from S

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St Peter Port weather for Saturday 1st November 2025

Expect isolated thunderstorms in St Peter Port, Guernsey with a maximum temperature of 15°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 63% chance of some rain and a fresh breeze of 36 kph from the south-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 63% chance of some rain63
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Fresh breeze of 36 kph from the South-West36
    kph wind from SW

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St Peter Port weather for Sunday 2nd November 2025

Expect sunshine and showers in St Peter Port, Guernsey with a maximum temperature of 14°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and a fresh breeze of 34 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 58% chance of some rain58
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Fresh breeze of 34 kph from the West34
    kph wind from W

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St Peter Port weather for Monday 3rd November 2025

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 15°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 14% chance of some rain and a fresh breeze of 31 kph from the south-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 14% chance of some rain14
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 31 kph from the South-West31
    kph wind from SW

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Metric (°C / mm)  |  Imperial (°F / inches)

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