Solar Eclipse 2026
Solar Eclipse 2026 in Sesimbra, Portugal
Partial August 12, 2026
On August 12, 2026, Sesimbra will experience a partial solar eclipse with 94.06% of the sun's disc obscured. Maximum eclipse occurs at 19:36 local time, with the sun 10° above the W horizon. While totality won't be reached here, the partial eclipse will be clearly visible with certified eclipse glasses. With the sun only 10° high, nearby terrain could block your view — use Heliora's 3D sky simulation to check whether mountains, hills, or buildings obstruct the sun from your exact viewing spot. All times computed from a precision astronomical engine.
18:39
Partial begins
19:36
Maximum
20:29
Partial ends
94.06%
Obscuration
Partial
Type
10°
Sun altitude
Unlike generic calculators, Heliora shows a 3D sky simulation from Sesimbra with real terrain — see if mountains or buildings block the low sun during the eclipse
Frequently Asked Questions
- What time is the solar eclipse in Sesimbra?
- The partial phase begins at 18:39 local time. Maximum eclipse is at 19:36.
- Will the total eclipse be visible from Sesimbra?
- From Sesimbra the eclipse will be partial, with 94.06% of the sun's disc obscured.
- Do I need special glasses?
- Yes — you always need ISO 12312-2 certified eclipse glasses to safely observe a partial eclipse.
- How high will the sun be during the eclipse in Sesimbra?
- The sun will be at 10° altitude at maximum eclipse, toward the W. Since it will be quite low, find a spot with a clear horizon.
- Can terrain block my view of the eclipse in Sesimbra?
- Yes — with the sun at only 10°, mountains, hills, or tall buildings could easily block your view. Heliora's 3D sky simulation uses real elevation data to show the exact terrain horizon from any point. Drop a pin at your planned viewing spot to check if the sun is clear of obstacles during the eclipse.