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Holbox bioluminescence in November 2026: darkest nights

Plankton glows along the lagoon shore and Punta Cocos. Very sensitive to moonlight. Best June to October, warm water.

17 pitch-dark nights, 18 dark nights

New moon Mon 9 Nov · Full moon Tue 24 Nov

Night by night, November 2026

NightMoon20:0022:00Best
Sun 1 Nov 47%●●●●●●●●●●20:00
Mon 2 Nov 36%●●●●●●●●●●20:00
Tue 3 Nov 25%●●●●●●●●●●20:00
Wed 4 Nov 16%●●●●●●●●●●20:00
Thu 5 Nov 9%●●●●●●●●●●20:00
Fri 6 Nov 4%●●●●●●●●●●20:00
Sat 7 Nov 1%●●●●●●●●●●20:00
Sun 8 Nov 0%●●●●●●●●●●20:00
Mon 9 Nov 1%●●●●●●●●●●20:00
Tue 10 Nov 4%●●●●●●●●●●20:00
Wed 11 Nov 9%●●●●●●●●●●20:00
Thu 12 Nov 14%●●●●●●●●●●22:00
Fri 13 Nov 21%●●●●●●●●●●22:00
Sat 14 Nov 30%●●●●●●●●●●22:00
Sun 15 Nov 39%●●●●●●●●●●22:00
Mon 16 Nov 48%●●●●●●●●●●22:00
Tue 17 Nov 58%●●●●●●●●●●22:00
Wed 18 Nov 68%●●●●●●●●●●20:00
Thu 19 Nov 77%●●●●●●●●●●20:00
Fri 20 Nov 86%●●●●●●●●●●20:00
Sat 21 Nov 92%●●●●●●●●●●20:00
Sun 22 Nov 97%●●●●●●●●●●20:00
Mon 23 Nov 100%●●●●●●●●●●20:00
Tue 24 Nov 99%●●●●●●●●●●20:00
Wed 25 Nov 97%●●●●●●●●●●20:00
Thu 26 Nov 91%●●●●●●●●●●20:00
Fri 27 Nov 83%●●●●●●●●●●20:00
Sat 28 Nov 74%●●●●●●●●●●20:00
Sun 29 Nov 63%●●●●●●●●●●20:00
Mon 30 Nov 52%●●●●●●●●●●20:00

Check one night in detail Holbox bioluminescence tours

Questions

What are the best nights to see the bioluminescence at Holbox bioluminescence in November 2026?

The darkest nights are Sun 1 Nov, Mon 2 Nov, Tue 3 Nov, Wed 4 Nov, Thu 5 Nov, Fri 6 Nov, Sat 7 Nov, Sun 8 Nov, Mon 9 Nov, Tue 10 Nov and more. 18 of 30 nights score at least 4 out of 5.

Which nights should I avoid in November 2026?

Avoid the nights around the full moon on Tue 24 Nov, when moonlight washes out the glow.

20:00 or 22:00: which Holbox bioluminescence tour is darker in November?

20:00 is the darker choice on 15 nights; 22:00 is the darker choice on 4 nights.

Holbox bioluminescence 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/Cancun).