🌅 Boston Sunrise & Sunset Calendar
🇺🇸 United States · America/New_York
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 1 🌄 06:53 🌇 16:12 | 2 🌄 06:54 🌇 16:12 | |||||
| 3 🌄 06:55 🌇 16:12 | 4 🌄 06:56 🌇 16:11 | 5 🌄 06:57 🌇 16:11 | 6 🌄 06:58 🌇 16:11 | 7 🌄 06:59 🌇 16:11 | 8 🌄 07:00 🌇 16:11 | 9 🌄 07:01 🌇 16:11 |
| 10 🌄 07:02 🌇 16:11 | 11 🌄 07:03 🌇 16:11 | 12 🌄 07:03 🌇 16:11 | 13 🌄 07:04 🌇 16:11 | 14 🌄 07:05 🌇 16:11 | 15 🌄 07:06 🌇 16:12 | 16 🌄 07:07 🌇 16:12 |
| 17 🌄 07:07 🌇 16:12 | 18 🌄 07:08 🌇 16:12 | 19 🌄 07:09 🌇 16:13 | 20 🌄 07:09 🌇 16:13 | 21 🌄 07:10 🌇 16:14 | 22 🌄 07:10 🌇 16:14 | 23 🌄 07:11 🌇 16:15 |
| 24 🌄 07:11 🌇 16:15 | 25 🌄 07:12 🌇 16:16 | 26 🌄 07:12 🌇 16:16 | 27 🌄 07:12 🌇 16:17 | 28 🌄 07:13 🌇 16:18 | 29 🌄 07:13 🌇 16:19 | 30 🌄 07:13 🌇 16:19 |
| 31 🌄 07:13 🌇 16:20 |
All times in local time for Boston (America/New_York).
Shortening days in Boston through December 1939
In Boston, United States, December 1939 is a month when the day shortens: from 9h 19m at the start to 9h 06m by the end, a swing of about 13 minutes. That works out to roughly 3 minutes a week.
Look for the year's local extremes here: sunrise as early as 06:53 on December 1 and as late as 07:13 on December 28, with sunset from 16:11 (December 4) to 16:20 (December 31).
It falls in northern-hemisphere winter, which sets the overall pattern of these times. Handy for photographers, early risers, travellers and anyone timing their day to the light in Boston.
About the Boston Sunrise & Sunset Calendar
This calendar shows the sunrise and sunset time in Boston, United States for every day of December 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 December 1939?
In December 1939, sunrise in Boston, United States ranges from about 06:53 on December 1 (its earliest) to 07:13 on December 28 (its latest). Each day's exact time is in the calendar above.
What time does the sun set in Boston in December 1939?
Sunset in Boston, United States during December 1939 runs from 16:11 on December 4 to 16:20 on December 31.
How much daylight does Boston get in December 1939?
Boston, United States has between 9h 19m and 9h 06m of daylight per day in December 1939, decreases by about 13 minutes across the month.
Can I print or save the Boston calendar?
Yes — use the Print button above the grid to print a clean full-month copy or save it as a PDF.
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.