St. Helier Weather - Extended Forecast

Regional Forecast

Tuesday

Mainly cloudy with outbreaks of heavy showers through the morning, mainly over higher ground at first. Brightening up through the afternoon. Gales easing but staying windy. Exceptionally mild. Maximum temperature 15°C.

Outlook For Wednesday To Friday

Drier and brighter on Wednesday with sunny periods and isolated showers. Probably dry with bright spells on Thursday. Rain likely at times on Friday. Often rather windy. Staying very mild.

Daily Forecast

Monday

Heavy rain

Heavy rain

High: 14°C
(57°F)

Wind: S at 22 mph (35 km/h)

Humidity: 94%

95% chance of showers

Monday Night

Light rain

Light rain

Low: 12°C
(54°F)

Wind: S at 20 mph (32 km/h)

Humidity: 82%

75% chance of showers

Tuesday

Light rain

Light rain

High: 14°C
(57°F)

Wind: S at 22 mph (35 km/h)

Humidity: 85%

85% chance of showers

Tuesday Night

Partly cloudy

Partly cloudy

Low: 12°C
(54°F)

Wind: SW at 13 mph (21 km/h)

Humidity: 89%

15% chance of showers

Wednesday

Partly cloudy

Partly cloudy

High: 13°C
(55°F)

Wind: WSW at 13 mph (21 km/h)

Humidity: 85%

5% chance of showers

Wednesday Night

Mist

Mist

Low: 9°C
(48°F)

Wind: SSW at 9 mph (14 km/h)

Humidity: 90%

15% chance of showers

Thursday

Overcast

Overcast

High: 11°C
(52°F)

Wind: S at 18 mph (29 km/h)

Humidity: 95%

15% chance of showers

Thursday Night

Cloudy

Cloudy

Low: 10°C
(50°F)

Wind: S at 20 mph (32 km/h)

Humidity: 92%

40% chance of showers

Friday

Cloudy

Cloudy

High: 12°C
(54°F)

Wind: SSW at 13 mph (21 km/h)

Humidity: 85%

40% chance of showers

Friday Night

Cloudy

Cloudy

Low: 10°C
(50°F)

Wind: SW at 16 mph (26 km/h)

Humidity: 82%

15% chance of showers