Tuesday
Sunny
High: 9°C
(48°F)
Wind: SSE at 0 mph (0 km/h)
Humidity: 95%
5% chance of showers
Porthmadog Weather - Extended Forecast
Regional Forecast
Wednesday
A wet and windy day as a band of prolonged rain spreads eastwards, bringing heavy downpours. Coastal gales likely with travel disruption and localised flooding possible. Maximum temperature 10°C.
Outlook For Thursday To Saturday
Remaining unsettled on Thursday with further heavy and disruptive rain. Friday brings brighter and drier conditions, with occasional showers, before another rain band moves in on Saturday. Often breezy.
Daily Forecast
Tuesday Night
Light rain shower
Low: 3°C
(37°F)
Wind: S at 13 mph (21 km/h)
Humidity: 88%
95% chance of showers
Wednesday
Heavy rain
High: 10°C
(50°F)
Wind: S at 27 mph (43 km/h)
Humidity: 91%
95% chance of showers
Wednesday Night
Light rain
Low: 9°C
(48°F)
Wind: SW at 13 mph (21 km/h)
Humidity: 91%
95% chance of showers
Thursday
Heavy rain
High: 10°C
(50°F)
Wind: SE at 13 mph (21 km/h)
Humidity: 89%
85% chance of showers
Thursday Night
Partly cloudy
Low: 8°C
(46°F)
Wind: SW at 25 mph (40 km/h)
Humidity: 74%
85% chance of showers
Friday
Sunny
High: 10°C
(50°F)
Wind: SW at 20 mph (32 km/h)
Humidity: 73%
5% chance of showers
Friday Night
Light rain shower
Low: 9°C
(48°F)
Wind: SSW at 22 mph (35 km/h)
Humidity: 82%
55% chance of showers
Saturday
Light rain
High: 10°C
(50°F)
Wind: S at 22 mph (35 km/h)
Humidity: 80%
55% chance of showers
Saturday Night
Cloudy
Low: 6°C
(43°F)
Wind: S at 11 mph (18 km/h)
Humidity: 85%
50% chance of showers