Guernsey weather live forecast

Tomorrow's maximum temperature in Guernsey is expected to be 20°C.

5-day weather forecast updated at 04:00 on Sunday 24th September 2023 GMT

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.

About Guernsey

Guernsey by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Guernsey weather forecast by day

Below are the detailed weather forecasts for Guernsey for the next 5 days. The forecasts shown are for St Peter Port and may not represent the whole of Guernsey. Browse more destinations in Guernsey to view more weather forecasts.

Guernsey weather for Sunday 24th September 2023

Expect sunshine and showers in Guernsey with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and a fresh breeze of 33 kph from the south.

  • 20°C maximum temperature20
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 11% chance of some rain11
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Fresh breeze of 33 kph from the South33
    kph wind from S

Back to top

Guernsey weather for Monday 25th September 2023

Expect broken clouds in Guernsey with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 25 kph from the South-West25
    kph wind from SW

Back to top

Guernsey weather for Tuesday 26th September 2023

Expect broken clouds in Guernsey with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the West21
    kph wind from W

Back to top

Guernsey weather for Wednesday 27th September 2023

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 19°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 75% chance of some rain and a fresh breeze of 36 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 75% chance of some rain75
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Fresh breeze of 36 kph from the South36
    kph wind from S

Back to top

Guernsey weather for Thursday 28th September 2023

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

Back to top

Momondo: Compare latest car hire deals

  • Search & compare the best car hire deals
  • Free 48-hour cancellation policy & no hidden charges
  • Check prices with Avis, Europcar, Sixt & more
Go to Momondo deal >>

View all Momondo offers

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

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

Top ^