🌅 Arecibo Sunrise & Sunset Calendar
🇵🇷 Puerto Rico · America/Puerto_Rico
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 1 🌄 06:17 🌇 18:15 | 2 🌄 06:17 🌇 18:14 | |||||
| 3 🌄 06:17 🌇 18:13 | 4 🌄 06:18 🌇 18:13 | 5 🌄 06:18 🌇 18:12 | 6 🌄 06:18 🌇 18:11 | 7 🌄 06:18 🌇 18:10 | 8 🌄 06:18 🌇 18:09 | 9 🌄 06:19 🌇 18:09 |
| 10 🌄 06:19 🌇 18:08 | 11 🌄 06:19 🌇 18:07 | 12 🌄 06:19 🌇 18:06 | 13 🌄 06:20 🌇 18:06 | 14 🌄 06:20 🌇 18:05 | 15 🌄 06:20 🌇 18:04 | 16 🌄 06:20 🌇 18:03 |
| 17 🌄 06:21 🌇 18:03 | 18 🌄 06:21 🌇 18:02 | 19 🌄 06:21 🌇 18:01 | 20 🌄 06:22 🌇 18:01 | 21 🌄 06:22 🌇 18:00 | 22 🌄 06:22 🌇 17:59 | 23 🌄 06:23 🌇 17:59 |
| 24 🌄 06:23 🌇 17:58 | 25 🌄 06:23 🌇 17:57 | 26 🌄 06:24 🌇 17:57 | 27 🌄 06:24 🌇 17:56 | 28 🌄 06:24 🌇 17:56 | 29 🌄 06:25 🌇 17:55 | 30 🌄 06:25 🌇 17:55 |
| 31 🌄 06:26 🌇 17:54 |
All times in local time for Arecibo (America/Puerto_Rico).
Shortening days in Arecibo through October 1971
Across October 1971, daylight in Arecibo, Puerto Rico keeps getting shorter — the month opens with 11h 58m of daylight and closes with 11h 28m (a swing of about 30 minutes). Expect a change of around 7 minutes from one week to the next.
The earliest sunrise falls at 06:17 on October 1 and the latest at 06:26 on October 31, while sunset ranges from 17:54 on October 31 to 18:15 on October 1.
Daylight averages roughly 11h 43m per day across the month. Scan the calendar to line up sunrise walks, blue-hour shots, prayer times or outdoor plans with Arecibo's daylight.
About the Arecibo Sunrise & Sunset Calendar
This calendar shows the sunrise and sunset time in Arecibo, Puerto Rico for every day of October 1971. All times are shown in Arecibo's local time (America/Puerto_Rico), 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 Arecibo in October 1971?
In October 1971, sunrise in Arecibo, Puerto Rico ranges from about 06:17 on October 1 (its earliest) to 06:26 on October 31 (its latest). Each day's exact time is in the calendar above.
What time does the sun set in Arecibo in October 1971?
Sunset in Arecibo, Puerto Rico during October 1971 runs from 17:54 on October 31 to 18:15 on October 1.
How much daylight does Arecibo get in October 1971?
Arecibo, Puerto Rico has between 11h 58m and 11h 28m of daylight per day in October 1971, decreases by about 30 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 Arecibo?
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 Arecibo 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.