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Jersey Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Jersey year round climate
- Spring (March–May): Average 9.1–13.4°C, mild climate with occasional showers, generally dry. Common activities: Coastal walks, exploring island attractions. Suggested clothing: Light jacket, comfortable trousers or skirt, casual shoes.
- Summer (June–August): Average 16.0–18.2°C, warm and comfortable, relatively low rainfall. Common activities: Swimming, watersports, outdoor picnics. Suggested clothing: Short-sleeved T-shirts, shorts, sandals.
- Autumn (September–November): Average 14.6–11.0°C, cool climate, higher rainfall in November. Common activities: Appreciating autumn scenery, visiting museums. Suggested clothing: Light jacket, long-sleeved shirts, comfortable trousers.
- Winter (December–February): Average 8.4–7.1°C, cold and humid, higher rainfall. Common activities: Indoor activities, visiting historical buildings. Suggested clothing: Warm jacket, scarf, hat, gloves, waterproof jacket.
Jersey climatological average
Annual average temperature: approx. 12.6°C / Annual rainfall: approx. 898 mm / Summer humidity: 65%–75% / Rainiest month: November
Jersey monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
7.1°C
106
February
8.4°C
58.9
March
9.1°C
78.9
April
10.2°C
52.6
May
13.4°C
48.2
June
16°C
33.4
July
17.7°C
50.1
August
18.2°C
31.9
September
16.8°C
66.4
October
14.6°C
88.9
November
11°C
175.1
December
8.4°C
108.4
Jersey weather for the next seven days
3/15
Sunday
Patchy rain nearby
10°C/8.3°C
3/16
Monday
Patchy rain nearby
9.6°C/8.7°C
3/17
Tuesday
Sunny
12.4°C/7.5°C
3/18
Wednesday
Sunny
12.2°C/9.3°C
3/19
Thursday
Sunny
11.6°C/8.2°C
3/20
Friday
Partly Cloudy
8.9°C/7.7°C
3/21
Saturday
Patchy rain nearby
8.5°C/7°C
