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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the NewsPrism weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Guernsey’s weather today, as shown in the live forecast above, is shaped by its island position in the English Channel, bringing milder winters and cooler summers than mainland UK, with frequent coastal breezes.
What is the weather in Guernsey right now?
The live forecast above gives the current conditions for St Peter Port and the wider Bailiwick. For the most accurate real-time data, check the Guernsey weather radar and local readings from the Met Office weather Guernsey service.
- Coastal areas often see a sea breeze that can drop temperatures by 2–3°C compared to inland spots like St Sampsons.
- Visibility can change quickly due to sea fog, especially in spring and early summer.
- Wind speeds are typically higher on the west coast; xc weather Guernsey forecasts are useful for sailors and kite surfers.
What is the 10-day forecast for Guernsey?
For weather in Guernsey 10 days ahead, the live forecast above provides a reliable outlook. The island’s small size means conditions are fairly uniform, though St Peter Port may be slightly warmer than the exposed north coast.
- Check the BBC Weather Guernsey St Peter Port page for hourly breakdowns.
- For longer-range planning, the Guernsey Press weather section offers local context.
- Our 10 Day Weather Forecast UK page covers wider Channel Island trends.
How accurate is the BBC weather for Guernsey?
The BBC weather Guernsey forecast uses Met Office data and is generally reliable for 3–5 days. For the next 24 hours, the live forecast above is typically 90% accurate for temperature and wind direction.
Does Guernsey get snow in winter?
Snow is rare in Guernsey due to the moderating effect of the sea. When it does fall, it usually settles briefly on higher ground near St Sampsons and melts within a day. The Guernsey weather radar is the best tool to track any approaching wintry showers.
What is the best time to visit Guernsey for weather?
Late May to early September offers the warmest sea temperatures and most sunshine. July and August average 20°C, but the island can feel cooler due to wind. Check the BBC Weather Guernsey St Sampsons forecast before packing.
For more detailed UK coverage, see our UK weather hub or compare conditions with Bristol Weather and Liverpool Weather.