On 12 August 2026, people across the United Kingdom will witness a partial solar eclipse so extensive that it marks the most impressive display of its kind visible from British shores since 1999. The Moon is set to obscure between 90% and 96% of the Sun during the evening hours, and astronomers say the opportunity will not come again until 2081, making this a genuinely once-in-a-generation moment for skywatchers.
A solar eclipse happens when the Moon passes directly between the Sun and the Earth, blocking sunlight either partially or, in rarer cases, completely. While the UK and Ireland will experience a deep partial eclipse this time around, observers in parts of Greenland, Iceland and northern Spain are positioned to see a full total eclipse lasting as long as two minutes and eighteen seconds. Elsewhere across north-western Europe, coverage is expected to range from roughly 88% to 95%.
Where in the UK will the eclipse be most visible?
The western regions of the country are set to enjoy the deepest coverage of the Sun. Plymouth leads the way at 95%, followed by Cardiff at 93.2% and Belfast at 93.1%. Manchester will see 91.9% obscured, while London follows closely behind at 91.4%. Coverage tapers off further north and east, with Edinburgh recording 90.7%, Newcastle at 90.2%, and Shetland trailing the list with 88% — still a striking sight by any measure.
Additional figures from Space.com single out St. Mary's Island in the Isles of Scilly as one of the standout vantage points in the country, with the outlet putting the maximum eclipse there at 96.4% coverage occurring at 7:16pm BST. Separately, a viewing guide from a national broadcaster has pointed to Cardiff as likely to offer some of the best overall viewing conditions in the UK, citing the same 93% coverage figure reported elsewhere.
Jess Lee, an astronomer at the Royal Observatory Greenwich, noted that the variation between UK locations is relatively minor in practical terms.
will still be impressive sights
She suggested that those hoping to catch the spectacle should seek out elevated spots with unobstructed views toward the west — pointing to Parliament Hill, Alexandra Palace and Primrose Hill in London as good examples, alongside rooftop venues more generally.
This UK-wide event follows a run of regional previews from observers bracing for the spectacle. In the South West, one report noted that the West Country is set for the UK's biggest solar eclipse since 1999, with Cornwall and the Isles of Scilly expected to offer the best vantage points nationally. Further north, coverage has highlighted that Yorkshire is preparing for its most significant eclipse in almost three decades, with up to 92% of the Sun expected to disappear behind the Moon there. Beyond the mainland, an astronomer in Guernsey has described the event as a rare lifetime opportunity, reminding islanders that the next total eclipse visible from Guernsey will not occur until 2081.
Will the weather cooperate?
Because the eclipse falls in August, forecasters say there is a reasonably good chance of clear conditions, though nothing is guaranteed this far in advance. Met Office meteorologist Tom Morgan cautioned that it remains too early to offer firm predictions, but was cautiously optimistic given recent weather patterns.
given the summer we've had a lot of the UK will have reasonable viewing conditions
Current indications suggest a somewhat higher risk of thick cloud and rain over Scotland and Northern Ireland, whereas the clearest skies are more likely across the south and east of the country. Morgan added a broader observation about the event's significance.
For many it'll be quite a spectacular and rare event
Scotland's astronomer royal, Catherine Heymans, said that tracking cloud cover in the run-up to the day is the single most useful thing observers can do, since cloud could partially or entirely block the view.
I plan to check the Met Office's fantastic online cloud cover forecast as we get closer to the day. I'm ready to hop on a train north, south, east or west to find some cloud-free skies
She also recommended scouting a viewing location in advance to check for obstructions on the horizon.
I'd recommend a dress rehearsal in the days before. If you can't see the sun from your planned viewing spot at 7:30pm, because your view is blocked by a hill or a house, then you'll want to find yourself a different location for the real event
How can people watch safely?
Heymans was emphatic that the single most important precaution is proper eye protection — dedicated eclipse glasses should be worn at all times, and looking directly at the Sun must be avoided.
During an eclipse the Sun can appear dimmer, which paradoxically makes it more tempting and easier to stare at directly. However, solar radiation reaching the eye can still damage the retina, frequently without any accompanying pain, meaning a viewer may have no warning that harm is being done until it is too late. Following the total solar eclipse of 1999, the Royal College of Ophthalmologists documented cases of eye injury linked to unsafe viewing.
The UK Health Security Agency (UKHSA) recommends two safe methods: using specialist eclipse viewers, or relying on indirect projection techniques. Any eclipse glasses or handheld solar viewers must come from a reputable retailer and carry filters certified to the international safety standard ISO 12312-2:2015(E), with no scratches, tears or other damage to the lens. Old glasses should not automatically be reused, and ordinary sunglasses are never a substitute. For indirect viewing, options include projecting the Sun's image through a kitchen colander or through gaps between tree leaves onto white paper, or making a simple pinhole projector using two sheets of card.
On 23 July 2026, the UKHSA published a public safety notice confirming that the eclipse will be visible from every part of the UK, and reiterating that the South West of England is expected to see the greatest proportion of the Sun covered, according to the UKHSA's official guidance.
What time will the eclipse begin and end?
Sarah Crowther, an astronomer at the University of Manchester, stressed that the timing of the eclipse will differ depending on where in the UK someone is watching from. The partial eclipse is expected to begin at approximately 6:08pm in Edinburgh and Glasgow, 6:10pm in Belfast, 6:13pm in Manchester and Liverpool, 6:15pm in Birmingham, 6:17pm in London, and 6:18pm in Cornwall. The point of maximum eclipse follows roughly an hour after the start in each location, with the event concluding by around 8pm nationwide.
According to NASA's eclipse timetable, London specifically will see coverage reach 91%, with the partial eclipse beginning at 6:17pm, reaching its maximum at 7:13pm, and concluding at 8:06pm — a slightly more detailed breakdown than the general London start time cited by UK-based astronomers.
Crowther described some of the more unusual side effects the eclipse can have on the natural world as darkness briefly descends during the daytime.
when animals think it is night because it is darker, which gives a sense of calm. And then there's an awakening as it gets light again, birds think it is dawn so there could be a dawn chorus
She also spoke to the emotional impact the event tends to have on those who witness it.
I think many people feel a sense of awe when they see an eclipse. It can put the vast scales of the solar system in to some kind of perspective
What happens next?
The Royal Observatory Greenwich has announced it will host solar observing sessions in London from 4pm onwards on 12 August 2026, giving members of the public a chance to view the eclipse safely with expert guidance, according to the Observatory's own event listing. The same organisation will also run a free live stream of the eclipse from London for anyone unable to attend in person or facing cloud cover on the day.
Looking further ahead, interest in eclipse tourism is already building for future events. Hotels in Dunedin, New Zealand, have reportedly booked out two years in advance of a total solar eclipse due on 22 July 2028, with roughly 35,000 visitors expected to travel to the city for the occasion — an early sign of how significant demand can become for a total eclipse well before the date itself arrives.
Key Facts
- The 12 August 2026 eclipse is the first in the UK to reach near-total coverage since 1999, and the next opportunity will not come until 2081.
- Coverage ranges from 95% in Plymouth down to 88% in Shetland, with Cardiff (93.2%) and the Isles of Scilly (up to 96.4%) also among the best UK viewing spots.
- The eclipse begins around 6:08pm in Scotland and 6:18pm in Cornwall, with maximum coverage roughly an hour later and the event ending by about 8pm.
- Safe viewing requires ISO 12312-2:2015(E)-certified eclipse glasses or indirect projection methods; ordinary sunglasses offer no protection.
- The Royal Observatory Greenwich will host public solar observing from 4pm and a free live stream on 12 August 2026.
