Photo: Diego Delso / Wikimedia Commons, CC BY-SA 3.0

Partielle Sonnenfinsternis · 12 August 2026

Where to watch the 2026 solar eclipse in Porto

Porto comes remarkably close to totality: about 98.2% of the Sun is covered on 12 August 2026, with the Sun 11° above the Atlantic horizon — but the path edge lies just north-east, and 98% is not 100%.

Partielle Finsternis Get certified eclipse glasses

Maximum~19:31 WESTNorte · 12 Aug 2026 · maximum eclipse

Dauer~1h 51m of partial eclipseThis is the full partial eclipse from first to last contact. There is no totality here — the Sun is never completely covered, so there is no corona and no moment when it is safe to look without protection.

Sonnenhöhe~11° above the WNW horizonhigh enough that cloud, not terrain, is the risk

Bedeckungsgrad98.2% (partial)Porto is OUTSIDE the path of totality. About 98.2% of the Sun is covered at maximum — a deep partial eclipse, but not a total one. The corona never appears and the sky does not go dark.

Heiterkeitschance Often clear inland, coastal cloud possible · ≈62%Northern Portugal is usually dry in August, but the coast can sit under low cloud (the nortada) in the evening while inland stays clear.

Countdown bis zum Maximum

—Tage —Std. —Min. —Sek.

Below: Porto's exact timings, the Douro and coastal viewpoints, why that last 2% matters enormously, and how close the real thing actually is.

Die Zeitleiste

Wann die Finsternis stattfindet

~18:34 WESTPartielle Phase beginnt — erster "Biss" aus der Sonne

~19:31 WESTPartiell — ~1h 51m of partial eclipse. Brille nur bei totaler Finsternis ablegen.

~20:37 WESTPartial ends ~20:25 WEST

The partial eclipse runs from about 18:34 to 20:25 WEST, with maximum coverage of 98.2% at around 19:31. The whole eclipse finishes before sunset at 20:37 WEST, so you are not racing the horizon here.

Wo man sich aufstellen sollte

Die besten Beobachtungsplätze

Jardim do Morro / Vila Nova de Gaia

Elevated · classic

Panorama over Porto and the Douro

The garden above the Dom Luís bridge gives the definitive view over the city and river, with an open western outlook toward the sea.

Foz do Douro

Coast · river mouth

Open Atlantic horizon

Where the Douro meets the ocean, the seafront gives a completely unobstructed western sightline — the cleanest geometry in the city.

Miradouro da Serra do Pilar

Elevated · UNESCO

Height above the gorge

The monastery viewpoint gives height over the Douro gorge and a long view west.

Matosinhos and the northern beaches

Beach · open

Space and sea horizon

Long open beaches north of the river mouth with room to spread out and clear ocean views.

North-east to the path of totality

The real thing

Bragança and into Spain

The path edge clips north-eastern Portugal near Bragança and runs on into Spain. From Porto you can reach genuine totality in a few hours — at 98%, that trip is absolutely worth making.

Local astronomy societies and science centres often organise safe public viewing with filtered telescopes — worth checking closer to the date.

Plan your trip

Where to stay near the eclipse

Accommodation around the viewing area for eclipse night (11–13 Aug 2026). Compare hotels and rentals live on the map below.

Die Wetterprognose

Wird der Himmel klar sein?

Porto sees among the deepest coverage in Portugal with the Sun a workable 11° up, and the Atlantic gives an open western horizon.

The coastal nortada can bring low evening cloud even on fine days.

Inland is often clearer — worth knowing as a fallback.

Den Tag planen

Ihre Checkliste für den Finsternistag

Certified ISO 12312-2 / CE eclipse glasses — one pair per person
Glasses stay ON for the entire eclipse — there is no safe moment here
A reasonable view west — the Sun is ~11° up, so gaps in cloud are enough
Arrive before 18:34 to catch first contact

Check the cloud forecast in the final 48 hours
Never look through a camera, phone or binoculars without a proper solar filter
Pinhole projection is a safe way for groups to watch together
If you want totality, it is northern Spain — not here

Sicher beobachten

Wie auch immer Sie beobachten — tun Sie es sicher

Alle Absolute-Eclipse-Produkte sind unabhängig zertifiziert und in der EU hergestellt. Hier gibt es keinen sicheren Moment ohne Augenschutz — zertifizierte Sehhilfen die ganze Zeit tragen.

ISO 12312-2 zertifiziert
CE · EU 2016/425 PSA
Hergestellt und versandt in der EU

Porto Sonnenfinsternis FAQ

Will Porto see a total solar eclipse on 12 August 2026?

No. Porto is outside the path of totality and sees a partial eclipse, with about 98.2% of the Sun covered at maximum. That is a striking sight through eclipse glasses, but it is not totality — the corona does not appear, the sky does not go dark, and there is no moment when it is safe to look without protection. The path of totality crosses northern Spain.

What time is the eclipse in Porto?

The partial phase begins at about 18:34 WEST and maximum — 98.2% coverage — comes at roughly 19:31 WEST. The whole eclipse finishes before sunset at 20:37 WEST, so you are not racing the horizon here.

Do I need eclipse glasses in Porto?

Yes, for the entire eclipse without exception. This is the most important difference from a total eclipse: because the Sun is never fully covered, there is never a safe moment to look with the naked eye. Even at 98.2% coverage the remaining sliver is dangerously bright. Certified ISO 12312-2 / CE glasses stay on from start to finish.

Where should I watch from in Porto?

With the Sun about 11° above the horizon at maximum, you have some flexibility — a break in the cloud matters more than a perfect horizon. Higher, open ground still gives the best view.

Porto gets 98% — why should I travel for totality?

Because the last 2% is where the entire phenomenon lives. With 2% of the Sun still visible the sky stays blue, the corona never appears, and your glasses stay on. Totality — the corona, the darkness, the horizon glow — begins only at 100%. The path is a few hours north-east, and it is the difference between a memorable evening and the most extraordinary sight in nature.

Will the weather be clear in Porto on eclipse day?

Northern Portugal is usually dry in August, but the coast can sit under low cloud (the nortada) in the evening while inland stays clear.

Den Pfad weiter erkunden

Nahegelegene Regionen zur Beobachtung

● Partiell

Quellen: timeanddate.com · nationaleclipse.com · eclipsophile.com (Wetter) · Gobierno de Aragón · BBC Sky at Night. Zeiten sind lokal (MESZ).

The 12 August 2026 eclipse has passed