37.373°, -5.750° · 135 m a.s.l.
Visible
Partial eclipse · 95% obscuration
The Sun clears local terrain by 5.88° at peak.
95%
Partial eclipse · 95% obscuration
See the eclipse from Mairena del Alcor minute by minute
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Photo: Campu at Spanish Wikipedia · CC BY-SA 3.0 · Wikimedia Commons
Mairena del Alcor is a municipality in the province of Seville, in Andalusia, located at 135 metres altitude in the Alcores region, a small chain of hills that separates the Aljarafe from the Vega del Guadalquivir. With around 20,500 inhabitants, the town is part of a lineup of villages stepped on this limestone ridge between Seville and Carmona. Its elevated position offers wide views towards the Seville countryside.
On August 12, 2026, Mairena del Alcor will witness a partial solar eclipse. Maximum will be reached at 20:37, with the Sun very close to the western horizon, just 7.2 degrees above the horizon and an azimuth of 283°, that is, almost west-northwest. The margin above the topographic horizon is 6 degrees, enough for the eclipse to be visible from the urban centre, though it is recommended to find an open spot to the west to avoid built-up obstacles.
August in Mairena del Alcor is the driest and sunniest month of the year. According to AEMET data for the period 1991-2020, the average temperature is around 28.6 °C, with highs frequently reaching 36 °C. The average monthly precipitation is minimal (2.5 mm) and the risk of thunderstorms is low. With 347 hours of sunshine in August and a probability of clear sky of 84%, the conditions for observing the eclipse are statistically favourable.
The last total eclipse visible from Mairena del Alcor took place on December 22, 1870, more than 155 years ago, with a totality duration of just 46 seconds. The last annular eclipse dates from April 1764. After the eclipses of 2026, 2027 and 2028, the next opportunity to witness an annular eclipse from this latitude will not come until July 13, 2075; the next total eclipse will have to be waited for until the year 2327.
At the moment of maximum eclipse, at 20:37 on August 12, 2026, the Sun will be 7.2 degrees above the horizon moving in a west-northwest direction (azimuth 283°). At that height, the celestial body will already be descending towards sunset, so whoever observes from Mairena del Alcor should look towards the west-northwest with a slight inclination towards the horizon line. It will be advisable to position oneself at a spot without buildings or trees to the west to keep the line of sight clear.
Editorial text by eclipses.app · Data: Wikidata, AEMET, NASA and astronomy-engine.
| Phase | UTC | Local time | Sun alt. | Sun az. |
|---|---|---|---|---|
| C1 — Partial begins | 17:41 UTC | 19:41 | +18.0° | 275.2° |
| Maximum | 18:37 UTC | 20:37 | +7.2° | 283.2° |
| C4 — Partial ends | 19:29 UTC | 21:29 | -2.2° | 291.0° |
Look toward WNW (291.0°)
Azimuth at C4
291.0° WNW
Sun altitude at C4
-2.17°
Terrain horizon
1.32°
Sun−terrain margin
+5.88°
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.
No named peaks within 25 km (or not yet cached).
Avg. temp.
28.6°C
Max / min
36.2° / 20.9°
Precipitation
2.5 mm
Storm risk
Low
Station SEVILLA AEROPUERTO, 12 km away · Period 1991-2020 · Source: AEMET
P25 — clearer days
0%
Median cloud cover
0%
P75 — cloudier days
22%
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 95% covered at maximum from Mairena del Alcor.
Maximum occurs at 20:37 local time (18:37 UTC) in Mairena del Alcor.
Look WNW (azimuth 283°); the Sun will be 7° above the horizon at maximum from Mairena del Alcor.
Mairena del Alcor is a good option (score 65/100): 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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