Jersey Weather, climate and geography

Weather and climate

Best time to visit

Jersey has an oceanic climate with warm summers and mild winters. Rainfall is fairly consistent year-round, although it is less frequent during the summer months.

Spring (March to May) is pleasant with mild weather. Average highs climb from 10°C (50°F) in March to 16°C (61°F) in May.

Summer (June to August) is the best time to visit Jersey. As the weather gets warmer, rain is less frequent. August is the warmest month with an average high of 21°C (70°F).

Autumn (September to November) starts off warm but turns rainy soon. It also gets cooler with each passing week. By November, the average high is 15°C (59°F).

Winter (December to February) is mild, but wind and high humidity can make one feel colder. January and February are the coolest months with an average high of 8°C (46°F).

Required clothing

Cotton and beachwear for summer, but bring a jacket as there are often sea breezes. Warm clothes are necessary for winter and spring. Pack a raincoat with you no matter which month you plan to visit.

Geography

Jersey is the largest of the Channel Islands, lying about 23km (14 miles) from the coast of Normandy in France and 137km (85 miles) south of the English coast. The island is roughly 14.5km (8 miles) wide by 8km (5 miles) long. It slopes from north to south and the rocks are mostly granite. Jersey has about 18 bays accessible by foot, plus numerous coves which you could swim, sail or kayak to.