43.339°, -1.789° · 23 m a.s.l.
Visible
Partial eclipse · 99.6% obscuration
The Sun clears local terrain by 6.81° at peak.
99.6%
Partial eclipse · 99.6% obscuration
See the eclipse from Irun minute by minute
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Photo: No machine-readable author provided. Angelyoldi assumed (based on copyright claims). · Public domain · Wikimedia Commons
Irun is a municipality in the Basque Country located at the far eastern edge of Gipuzkoa, on the border with France, on the banks of the Bidasoa River. With almost 62,000 inhabitants and an altitude of 23 metres above sea level, it is one of the main cross-border gateways of the Iberian Peninsula. Founded in 1776, the city combines its industrial and commercial character with a unique geographic position at the limit between two countries.
On 12 August 2026, Irun will experience a partial solar eclipse. Maximum obscuration will occur at 20:26, with the Sun at 7.5 degrees above the horizon and a clear margin of 6.6 degrees: visibility is assured from unobstructed points to the west-northwest. Since the Sun will be low in the late afternoon, it is advisable to choose a clear location in that direction to take advantage of the phenomenon without buildings or hills blocking it.
August in Irun is characterised by low storm risk, which favours outdoor observations. Proximity to the Cantabrian Sea brings humidity and moderate temperatures typical of the Atlantic climate, without the heat extremes of the interior peninsula. Data from the reference AEMET station (1012P, period 1991–2020) confirm this trend of atmospheric stability in summer, with few episodes of persistent cloud cover in August.
The last annular eclipse visible from Irun occurred on 1 April 1764, approximately 262 years ago, with an obscuration of 86.9 % and an annular phase of just over five minutes. Since then, no total eclipse has crossed the city. The next annular eclipse to be seen from here will occur on 27 February 2082, with an obscuration of 84.5 % and an annular duration of just over six minutes.
At maximum eclipse, the Sun will be at 7.5 degrees above the horizon, pointing towards the west-northwest with an azimuth of 283 degrees. It is a low but sufficient position for comfortable observation from a flat or elevated point without obstructions in that direction. The Basque afternoon in August prolongs daylight, and at 20:26 the Sun will be clearly above the sea horizon line.
Editorial text by eclipses.app · Data: Wikidata, AEMET, NASA and astronomy-engine.
| Phase | UTC | Local time | Sun alt. | Sun az. |
|---|---|---|---|---|
| C1 — Partial begins | 17:31 UTC | 19:31 | +17.5° | 274.1° |
| Maximum | 18:27 UTC | 20:27 | +7.5° | 283.4° |
| C4 — Partial ends | 19:19 UTC | 21:19 | -1.0° | 292.2° |
Look toward WNW (292.2°)
Azimuth at C4
292.2° WNW
Sun altitude at C4
-0.96°
Terrain horizon
0.74°
Sun−terrain margin
+6.81°
A solar eclipse is described by four key moments, the contact points between the discs of the Sun and the Moon:
Where the eclipse is only partial, the Moon never fully covers the Sun: only C1 and C4 occur, with no totality in between.
| Peak | Elevation | Distance | Azimuth |
|---|---|---|---|
| Mendaur | 1130.6 m | 21.2 km | 164° SSE |
| Mendieder | 1071 m | 20.3 km | 166° SSE |
| Eztenarri | 1057.66 m | 21.3 km | 165° SSE |
| Urepel | 1056.69 m | 24.6 km | 202° SSW |
| Arainburu | 1054 m | 19.9 km | 176° S |
| Loitzate | 1048 m | 20.3 km | 179° S |
| Ekaitza | 1046 m | 20.6 km | 172° S |
| Mandoegi | 1046 m | 23.6 km | 204° SSW |
P25 — clearer days
100%
Median cloud cover
100%
P75 — cloudier days
100%
Source: ERA5 (ECMWF), 10-year average at the eclipse hour.
Solar eclipses computed from astronomical ephemerides for the city's coordinates.
Yes, partial eclipse: the Sun will be 99.6% covered at maximum from Irun.
Maximum occurs at 20:27 local time (18:27 UTC) in Irun.
Look WNW (azimuth 283°); the Sun will be 8° above the horizon at maximum from Irun.
Irun is a good option (score 60/100): all eclipse phases are visible, though not the regional optimum.
Yes, you need ISO 12312-2 certified eclipse glasses during every partial phase. Regular sunglasses do NOT protect. Glasses can only be removed during the totality phase (when the Sun is fully covered); never during annular or partial eclipses. Pages flagged "visible" assume a clear horizon, not a viewing recommendation.
For the August 12 eclipse. Recommended stay: Aug 10–14, 2026.
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