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San Martín Base, Antarctica — Sunrise, Sunset, and Daylength, December 2025

Daylight

8:03 am – 6:48 pm
10 hours, 44 minutes

Current Time: Sep 10, 2025 at 7:14:02 am
Sun Direction: 91° East
Sun Altitude: -5.5°
Sun Distance: 150.631 million km
Next Equinox: Sep 22, 2025 3:19 pm (Vernal)
Sunrise Today: 8:03 am 79° East
Sunset Today: 6:48 pm 280° West

2025 Sun Graph for San Martín Base

December 2025 — Sun in San Martín Base

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2025 Sunrise/Sunset Daylength Astronomical Twilight Nautical Twilight Civil Twilight Solar Noon
Dec Sunrise Sunset Length Diff. Start End Start End Start End Time Mil. km
1 Up all day - - - 1:17 pm (43.8°) 147.507
2 Up all day - - - 1:17 pm (43.9°) 147.483
3 Up all day - - - 1:18 pm (44.1°) 147.460
4 Up all day - - - 1:18 pm (44.2°) 147.437
5 Up all day - - - 1:19 pm (44.3°) 147.416
6 Up all day - - - 1:19 pm (44.5°) 147.395
7 Up all day - - - 1:20 pm (44.6°) 147.375
8 Up all day - - - 1:20 pm (44.7°) 147.357
9 Up all day - - - 1:20 pm (44.8°) 147.339
10 Up all day - - - 1:21 pm (44.9°) 147.321
11 Up all day - - - 1:21 pm (44.9°) 147.305
12 Up all day - - - 1:22 pm (45.0°) 147.289
13 Up all day - - - 1:22 pm (45.1°) 147.274
14 Up all day - - - 1:23 pm (45.1°) 147.259
15 Up all day - - - 1:23 pm (45.2°) 147.245
16 Up all day - - - 1:24 pm (45.2°) 147.232
17 Up all day - - - 1:24 pm (45.3°) 147.219
18 Up all day - - - 1:25 pm (45.3°) 147.207
19 Up all day - - - 1:25 pm (45.3°) 147.196
20 Up all day - - - 1:26 pm (45.3°) 147.184
21 Up all day - - - 1:26 pm (45.3°) 147.174
22 Up all day - - - 1:27 pm (45.3°) 147.164
23 Up all day - - - 1:27 pm (45.3°) 147.155
24 Up all day - - - 1:28 pm (45.3°) 147.146
25 Up all day - - - 1:28 pm (45.3°) 147.138
26 Up all day - - - 1:29 pm (45.2°) 147.130
27 Up all day - - - 1:29 pm (45.2°) 147.124
28 Up all day - - - 1:30 pm (45.1°) 147.117
29 Up all day - - - 1:30 pm (45.1°) 147.112
30 Up all day - - - 1:31 pm (45.0°) 147.108
31 Up all day - - - 1:31 pm (44.9°) 147.104
* All times are local time for San Martín Base. They take into account refraction. Dates are based on the Gregorian calendar.

The December solstice (summer solstice) in San Martín Base is at 12:03 pm on Sunday, December 21, 2025. In locations south of the equator, the longest day of the year is around this date.

San Martín Base has midnight sun in December.

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