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Manialtepec Lagoon in April 2027: darkest nights

Swimming in the glowing water is allowed from the boats. Best August to December.

16 pitch-dark nights, 17 dark nights

New moon Tue 6 Apr · Full moon Tue 20 Apr

Night by night, April 2027

NightMoon19:3021:00Best
Thu 1 Apr 22%●●●●●●●●●●21:00
Fri 2 Apr 14%●●●●●●●●●●21:00
Sat 3 Apr 8%●●●●●●●●●●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 6%●●●●●●●●●●21:00
Fri 9 Apr 12%●●●●●●●●●●21:00
Sat 10 Apr 20%●●●●●●●●●●21:00
Sun 11 Apr 31%●●●●●●●●●●21:00
Mon 12 Apr 42%●●●●●●●●●●21:00
Tue 13 Apr 54%●●●●●●●●●●21:00
Wed 14 Apr 65%●●●●●●●●●●21:00
Thu 15 Apr 76%●●●●●●●●●●21:00
Fri 16 Apr 85%●●●●●●●●●●21:00
Sat 17 Apr 92%●●●●●●●●●●21:00
Sun 18 Apr 97%●●●●●●●●●●21:00
Mon 19 Apr 99%●●●●●●●●●●19:30
Tue 20 Apr 100%●●●●●●●●●●19:30
Wed 21 Apr 98%●●●●●●●●●●19:30
Thu 22 Apr 94%●●●●●●●●●●19:30
Fri 23 Apr 88%●●●●●●●●●●19:30
Sat 24 Apr 81%●●●●●●●●●●21:00
Sun 25 Apr 73%●●●●●●●●●●21:00
Mon 26 Apr 65%●●●●●●●●●●21:00
Tue 27 Apr 56%●●●●●●●●●●21:00
Wed 28 Apr 46%●●●●●●●●●●21:00
Thu 29 Apr 37%●●●●●●●●●●21:00
Fri 30 Apr 28%●●●●●●●●●●21:00

Check one night in detail Manialtepec Lagoon tours

Questions

What are the best nights to see the bioluminescence at Manialtepec Lagoon 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.

19:30 or 21:00: which Manialtepec Lagoon tour is darker in April?

19:30 is the darker choice on 2 nights; 21:00 is the darker choice on 18 nights.

Manialtepec Lagoon 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/Mexico_City).