Weather in Portmarnock Beach

Beaches, 2 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Portmarnock Beach weather: the next 24 hours

Updated hourly.

Portmarnock Beach 15-day forecast

Two-week trend.

Rain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Portmarnock Beach

Neighbouring towns, as the crow flies.

Swords8 km Dublin12 km Dún Laoghaire14 km Balbriggan22 km Tallaght22 km Bray24 km Bray Head26 km Leixlip26 km

7-day forecast for Portmarnock Beach

Today (Wednesday 30 Sep) in Portmarnock Beach: rain, 14 to 18 °C, precipitation 13.8 mm (100 %), wind up to 36 km/h. Tomorrow: light drizzle, 12 to 17 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	rain	14 °C	18 °C	13.8 mm	36 km/h
Tomorrow	light drizzle	12 °C	17 °C	0.3 mm	19 km/h
Fri 2 Oct	drizzle	11 °C	18 °C	2.5 mm	23 km/h
Sat 3 Oct	light rain	10 °C	15 °C	6.0 mm	12 km/h
Sun 4 Oct	overcast	13 °C	17 °C	0.0 mm	16 km/h
Mon 5 Oct	overcast	14 °C	19 °C	0.0 mm	26 km/h
Tue 6 Oct	light drizzle	10 °C	16 °C	1.2 mm	19 km/h

Forecast updated on 30.09.2026 at 13:54 (Open-Meteo model, elevation 2 m). The live block at the top of the page is refreshed hourly and covers 16 days.