La Parguera (Bahía Fosforescente) in April 2027: darkest nights
The only Puerto Rico bio bay where swimming is still allowed on some boat tours. Year-round.
16 pitch-dark nights, 17 dark nights
New moon Tue 6 Apr · Full moon Tue 20 Apr
Night by night, April 2027
| Night | Moon | 19:00 | 21:00 | Best |
|---|---|---|---|---|
| Thu 1 Apr | 22% | ●●●●● | ●●●●● | 21:00 |
| Fri 2 Apr | 15% | ●●●●● | ●●●●● | 21:00 |
| Sat 3 Apr | 9% | ●●●●● | ●●●●● | 21:00 |
| Sun 4 Apr | 4% | ●●●●● | ●●●●● | 21:00 |
| Mon 5 Apr | 1% | ●●●●● | ●●●●● | 21:00 |
| Tue 6 Apr | 0% | ●●●●● | ●●●●● | 21:00 |
| Wed 7 Apr | 2% | ●●●●● | ●●●●● | 21:00 |
| Thu 8 Apr | 5% | ●●●●● | ●●●●● | 21:00 |
| Fri 9 Apr | 11% | ●●●●● | ●●●●● | 21:00 |
| Sat 10 Apr | 20% | ●●●●● | ●●●●● | 21:00 |
| Sun 11 Apr | 30% | ●●●●● | ●●●●● | 21:00 |
| Mon 12 Apr | 41% | ●●●●● | ●●●●● | 21:00 |
| Tue 13 Apr | 53% | ●●●●● | ●●●●● | 21:00 |
| Wed 14 Apr | 64% | ●●●●● | ●●●●● | 21:00 |
| Thu 15 Apr | 75% | ●●●●● | ●●●●● | 21:00 |
| Fri 16 Apr | 85% | ●●●●● | ●●●●● | 21:00 |
| Sat 17 Apr | 92% | ●●●●● | ●●●●● | 21:00 |
| Sun 18 Apr | 97% | ●●●●● | ●●●●● | 21:00 |
| Mon 19 Apr | 99% | ●●●●● | ●●●●● | 19:00 |
| Tue 20 Apr | 100% | ●●●●● | ●●●●● | 19:00 |
| Wed 21 Apr | 98% | ●●●●● | ●●●●● | 19:00 |
| Thu 22 Apr | 94% | ●●●●● | ●●●●● | 19:00 |
| Fri 23 Apr | 89% | ●●●●● | ●●●●● | 21:00 |
| Sat 24 Apr | 82% | ●●●●● | ●●●●● | 21:00 |
| Sun 25 Apr | 74% | ●●●●● | ●●●●● | 21:00 |
| Mon 26 Apr | 66% | ●●●●● | ●●●●● | 21:00 |
| Tue 27 Apr | 56% | ●●●●● | ●●●●● | 21:00 |
| Wed 28 Apr | 47% | ●●●●● | ●●●●● | 21:00 |
| Thu 29 Apr | 38% | ●●●●● | ●●●●● | 21:00 |
| Fri 30 Apr | 28% | ●●●●● | ●●●●● | 21:00 |
Check one night in detail La Parguera (Bahía Fosforescente) tours
Questions
What are the best nights to see the bioluminescence at La Parguera (Bahía Fosforescente) in April 2027?
The darkest nights are Thu 1 Apr, Fri 2 Apr, Sat 3 Apr, Sun 4 Apr, Mon 5 Apr, Tue 6 Apr, Wed 7 Apr, Thu 8 Apr, Fri 9 Apr, Sat 24 Apr and more. 17 of 30 nights score at least 4 out of 5.
Which nights should I avoid in April 2027?
Avoid the nights around the full moon on Tue 20 Apr, when moonlight washes out the glow.
19:00 or 21:00: which La Parguera (Bahía Fosforescente) tour is darker in April?
19:00 is the darker choice on 0 nights; 21:00 is the darker choice on 19 nights.
La Parguera (Bahía Fosforescente) darkness by month
Darkness score 1-5 per tour slot from twilight and moonlight. Weather and plankton health are not included. Times are local (America/Puerto_Rico).