St. Helens Weather - Extended Forecast

Regional Forecast

Sunday

A dry start, but turning cloudier through the morning as a band of prolonged rain, with heavy downpours, pushes northeastwards. Blustery showers follow later. Gale force winds likely. Maximum temperature 16°C.

Outlook For Monday To Wednesday

Strong winds and blustery showers continue on Monday, with winds easing and showers fading overnight. A brighter and drier day on Tuesday before turning wet and windy again on Wednesday.

Daily Forecast

Sunday

Light rain

Light rain

High: 14°C
(57°F)

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

Humidity: 80%

95% chance of showers

Sunday Night

Cloudy

Cloudy

Low: 13°C
(55°F)

Wind: SSW at 11 mph (18 km/h)

Humidity: 82%

45% chance of showers

Monday

Light rain

Light rain

High: 15°C
(59°F)

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

Humidity: 77%

85% chance of showers

Monday Night

Light rain shower

Light rain shower

Low: 12°C
(54°F)

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

Humidity: 82%

45% chance of showers

Tuesday

Light rain

Light rain

High: 15°C
(59°F)

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

Humidity: 72%

40% chance of showers

Tuesday Night

Light rain

Light rain

Low: 12°C
(54°F)

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

Humidity: 91%

90% chance of showers

Wednesday

Light rain

Light rain

High: 18°C
(64°F)

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

Humidity: 78%

90% chance of showers

Wednesday Night

Cloudy

Cloudy

Low: 13°C
(55°F)

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

Humidity: 85%

10% chance of showers

Thursday

Partly cloudy

Partly cloudy

High: 17°C
(63°F)

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

Humidity: 71%

10% chance of showers

Thursday Night

Partly cloudy

Partly cloudy

Low: 12°C
(54°F)

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

Humidity: 85%

5% chance of showers