🌅 Boston Sunrise & Sunset Calendar
🇺🇸 United States · America/New_York
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 1 🌄 07:13 🌇 16:21 | 2 🌄 07:14 🌇 16:22 | 3 🌄 07:14 🌇 16:23 | 4 🌄 07:14 🌇 16:24 | 5 🌄 07:14 🌇 16:25 | 6 🌄 07:14 🌇 16:26 | 7 🌄 07:13 🌇 16:27 |
| 8 🌄 07:13 🌇 16:28 | 9 🌄 07:13 🌇 16:29 | 10 🌄 07:13 🌇 16:30 | 11 🌄 07:13 🌇 16:31 | 12 🌄 07:12 🌇 16:32 | 13 🌄 07:12 🌇 16:33 | 14 🌄 07:12 🌇 16:34 |
| 15 🌄 07:11 🌇 16:35 | 16 🌄 07:11 🌇 16:37 | 17 🌄 07:10 🌇 16:38 | 18 🌄 07:10 🌇 16:39 | 19 🌄 07:09 🌇 16:40 | 20 🌄 07:09 🌇 16:41 | 21 🌄 07:08 🌇 16:43 |
| 22 🌄 07:07 🌇 16:44 | 23 🌄 07:06 🌇 16:45 | 24 🌄 07:06 🌇 16:46 | 25 🌄 07:05 🌇 16:48 | 26 🌄 07:04 🌇 16:49 | 27 🌄 07:03 🌇 16:50 | 28 🌄 07:02 🌇 16:52 |
| 29 🌄 07:02 🌇 16:53 | 30 🌄 07:01 🌇 16:54 | 31 🌄 07:00 🌇 16:55 |
All times in local time for Boston (America/New_York).
Lengthening days in Boston through January 1939
Daylight stretches out through January 1939 in Boston, United States, moving from 9h 07m on the first days to 9h 55m on the last — a swing of about 48 minutes. That works out to roughly 11 minutes a week.
The earliest sunrise falls at 07:00 on January 31 and the latest at 07:14 on January 2, while sunset ranges from 16:21 on January 1 to 16:55 on January 31.
On an average day this month Boston sees about 9h 27m of daylight. It falls in northern-hemisphere winter, which sets the overall pattern of these times. Scan the calendar to line up sunrise walks, blue-hour shots, prayer times or outdoor plans with Boston's daylight.
About the Boston Sunrise & Sunset Calendar
This calendar shows the sunrise and sunset time in Boston, United States for every day of January 1939. All times are shown in Boston's local time (America/New_York), with daylight saving changes applied automatically.
Each day's cell shows the local 🌄 sunrise and 🌇 sunset time, so you can see at a glance how daylight grows and shrinks through the month — useful for photography, travel, prayer planning, gardening, fitness and organising your day around the sun.
How to use this calendar
- Search any city using the box at the top to jump to its full monthly calendar.
- Change month with the ← and → arrows above the grid.
- Print or save a clean copy with the 🖨️ Print button.
Frequently Asked Questions
What time does the sun rise in Boston in January 1939?
In January 1939, sunrise in Boston, United States ranges from about 07:00 on January 31 (its earliest) to 07:14 on January 2 (its latest). Each day's exact time is in the calendar above.
What time does the sun set in Boston in January 1939?
Sunset in Boston, United States during January 1939 runs from 16:21 on January 1 to 16:55 on January 31.
How much daylight does Boston get in January 1939?
Boston, United States has between 9h 07m and 9h 55m of daylight per day in January 1939, increases by about 48 minutes across the month.
What is the difference between sunrise and sunset?
Sunrise is the moment the sun's top edge first appears above the horizon in the morning; sunset is when it disappears below the horizon in the evening. The gap between them is the day's length, which shifts gradually through the year.
When are the days longest and shortest in Boston?
Daylight peaks around the summer solstice (about June 21 in the northern hemisphere, December 21 in the southern) and bottoms out at the winter solstice. Browse the months above to watch the change.
Are the sunrise and sunset times for Boston accurate?
Times are calculated from the location's exact latitude, longitude and time zone using standard astronomical algorithms, accurate to about a minute. Local terrain such as hills or tall buildings can slightly shift when the sun actually appears or disappears.