Tonight12°C4°CF3Thursday12°C7°CF2Friday11°CF4Saturday14°CF4Sunday16°CF5Monday14°CF4 Tonight12°CF3 Forecast valid from 5 am tonight to 6 am tomorrowMax12°CMin4°CCurrent12.1°CFine and sunny. Becoming cloudier overnight, perhaps with some patchy light rain. Risk of a ground frost overnight. UV Index: 5F3Northeasterly light F3 to moderate F4, decreasing light F1 to 2 this evening, backing northerly overnight.Thursday12°CF2 Forecast valid from 6 am Thursday to 6 am FridayMax12°CMin7°CRather cloudy but with some sunny spells. Risk of the odd light shower. Risk of a ground frost overnight.UV Index: 4F2Northerly light F2 to 3, backing northwest light F3 to moderate F4 during the afternoon.Friday11°CF4 Forecast valid 6 am to 6 pm FridayMax11°CSunshine and showersUV Index: 3F4Northwest F4Saturday14°CF4 Forecast valid 6 am to 6 pm SaturdayMax14°CSunny periodsUV Index: 2F4Southeast F4Sunday16°CF5 Forecast valid 6 am to 6 pm SundayMax16°CSunny periodsUV Index: 4F5South Southeast F5Monday14°CF4 Forecast valid 6 am to 6 pm MondayMax14°CSunshine and showersUV Index: 4F4South Southwest F4View weather for Guernsey SettingsWind speed Beaufort forceTemperature °Celsius Wind speed Beaufort force Miles per hour Kilometres per hour Knots Temperature °Celsius °Fahrenheit Tide times - St Helier Weather radar Aviation forecast Wind and wave map Latest satellite image Runway webcam – Jersey Tide times - St Helier Weather radar Aviation forecast Wind and wave map Latest satellite image Runway webcam – Jersey Page Content If you prefer a text-only forecast, m.gov.je has a layout ideal for your smartphone.