St Peter Port weather

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Recommended for Guernsey

The weather guide for Guernsey, represented by St Peter Port, (St Peter Port) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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

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Which is the hottest month in St Peter Port?

The hottest time of year in St Peter Port is normally August. Expect maximum daytime temperatures to reach 20°C.

Which month has the most rain in St Peter Port?

In terms of rainfall, December is usually the wettest month in St Peter Port with 100mm on average. There are normally 19 days in December with some rain.

When is it sunniest in St Peter Port?

The sunniest time of year in St Peter Port is normally July with bright sunshine on average for 52% of daylight hours; that's 8 hours of sunshine per day.

When is the sea warmest in St Peter Port?

The sea is usually at its warmest in St Peter Port in August when the water temperature reaches 17°C.

What is the flight time to Guernsey from the UK?

The flight time to Guernsey from the UK is typically 1 hour.

What is the time difference between Guernsey and the UK?

The time difference between Guernsey and the UK is GMT+0 hours.

What is the main language spoken in Guernsey?

The main language spoken in Guernsey is English.

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What is the currency in Guernsey?

The currency in Guernsey is the Guernsey Pound (GGP) and the British Pound (GBP).

Which plugs are used in Guernsey?

Guernsey uses electrical plug type G (230 Volts) - the same as the UK.

Which side of the road do they drive on in Guernsey?

They drive on the left side of the road in Guernsey.

Compare St Peter Port weather with the USA

Below the St Peter Port weather chart shows average maximum daytime temperature for St Peter Port, Guernsey and the USA (Washington).

Maximum daytime temperature (°C)

St Peter Port, Guernsey
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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