12 August 2026 eclipse · United States
12 August 2026 solar eclipse in Boston
Boston will see a partial solar eclipse on 12 August 2026, with 16.0% of the Sun covered and the Sun 59.0° high toward SSW at maximum.
Local eclipse times
These are the calculated local circumstances in 24-hour time; UTC is shown secondarily.
| Field | Value | Altitude |
|---|---|---|
| Partial eclipse begins | 13:01:47 GMT-417:01:47 UTC | 62.3° |
| Maximum eclipse | 13:55:06 GMT-417:55:06 UTC | 59.0° |
| Partial eclipse ends | 14:46:09 GMT-418:46:09 UTC | 52.7° |
Where to look
At maximum, the Sun is 59.0° above the geometric horizon at 212.2° (SSW).
Eclipse data
The same calculated record powers this page, the JSON dataset and the CSV download.
| Coordinates | 42.35843, -71.05977 |
|---|---|
| Elevation | 14 m |
| Timezone | America/New_York |
| GeoNames identifier | 4930956 |
| Obscuration | 16.0% |
| Eclipse magnitude | 0.2660 |
| Sun azimuth | 212.2° (SSW) |
| Altitude | 59.0° |
Geometric prediction only. Terrain, buildings, vegetation, atmospheric refraction and weather can change what you actually see.
Nearest listed totality city
The nearest interpolated point on NASA's published totality boundary is approximately 3,624 km away.
Nearest boundary coordinates: 61.78000, -26.47667
Keflavík is the nearest published city in this dataset with totality, approximately 3,880 km away.
Keflavík →Frequently asked questions
Will Boston see totality?
Boston will see a partial solar eclipse on 12 August 2026, with 16.0% of the Sun covered and the Sun 59.0° high toward SSW at maximum.
How high will the Sun be in Boston?
At maximum, the Sun is 59.0° above the geometric horizon at 212.2° (SSW).
Nearby city pages
These four links are selected deterministically by great-circle distance among published locations.
Sources and further reading
The calculation, source data, validation notes and eye-safety guidance are available directly below.
See the eclipse in the real sky
Can I See It: Solar Eclipse is coming to iPhone with precise local timing and augmented-reality guidance.